International Commission on Zoological Nomenclature

ICZN 1928–1954

Opinions 101 – 200 


ICZN 1928: Opinion 101 (no Case registration) Nomenclatural status of Danilewsky, "Contribution à l'etude de la microbiose malarique" in Annales de l'Institut Pasteur, 1891, Vol. 5, pages 758-782. 
Smithsonian Miscellaneous Collections, 73(5): 13-15. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 381-385. BHL

ICZN 1928: Opinion 102 (no Case registration) Proteocephala Blainville, 1828, vs. Proteocephalus Weinland, 1858. 
Smithsonian Miscellaneous Collections, 73(5): 16-20. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 386-388. BHL

ICZN 1928: Opinion 103 (no Case registration) The generic name Grus, type Ardea grus. 
Smithsonian Miscellaneous Collections, 73(5): 21-24. 1928 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 389-392. BHL

ICZN 1928: Opinion 104 (no Case registration) 57 generic names placed in the Official List. 
Smithsonian Miscellaneous Collections, 73(5): 25-28. 1928 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 393-398. BHL

ICZN 1929: Opinion 105 (no Case registration) Dybowski's (1926) names of Crustacea suppressed. 
Smithsonian Miscellaneous Collections, 73(6): 1-3. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 399-401. BHL

ICZN 1929: Opinion 106 (no Case registration) The type of Oestrus Linn., 1758, is O. ovis. 
Smithsonian Miscellaneous Collections, 73(6): 4-8. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 402-405. BHL

ICZN 1929: Opinion 107 (no Case registration) Echinocyamus pusillus vs. Echinocyamus minutus. 
Smithsonian Miscellaneous Collections, 73 (6): 9-14. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 407-412. BHL

ICZN 1929: Opinion 108 (no Case registration) Suspension of rules for Gazella 1816. 
Smithsonian Miscellaneous Collections, 73(6): 15. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 413. BHL

ICZN 1929: Opinion 109 (no Case registration) Suspension of rules for Hippotragus 1846. 
Smithsonian Miscellaneous Collections, 73(6): 16. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 414. BHL 

ICZN 1929: Opinion 110 (no Case registration) Suspension of rules for Lagidium 1833. 
Smithsonian Miscellaneous Collections, 73(6): 17. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 415. BHL

ICZN 1929: Opinion 111 (no Case registration) Suspension of rules for Nycteris 1795. 
Smithsonian Miscellaneous Collections, 73(6): 18. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 416. BHL

ICZN 1929: Opinion 112 (no Case registration) Suspension declined for Manatus 1772 vs. Trichechus 1758. 
Smithsonian Miscellaneous Collections, 73(6): 19. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 417. BHL

ICZN 1929: Opinion 113 (no Case registration) Sarcoptes Latreille, 1802, type scabici, placed in Official List. 
Smithsonian Miscellaneous Collections, 736(6): 20-24. 1929 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 418. BHL

ICZN 1929: Opinion 114 (no Case registration) Under suspension Simia, Simia satyrus and Pithecus are suppressed. 
Smithsonian Miscellaneous Collections, 736(6): 25-26. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 423-426. BHL

ICZN 1931: Opinion 115 (no Case registration) Status of Leucochilus. 
Smithsonian Miscellaneous Collections, 73(7): 1-5. 1931 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 427-431. BHL

ICZN 1931: Opinion 116 (no Case registration) Bulimus ScopoLi, 1777, vs. Bulinus Mueller, 1781, vs. Bulimus Bruguiere, 1792. 
Smithsonian Miscellaneous Collections, 73(7): 6-17. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 432-443. BHL

ICZN 1931: Opinion 117 (no Case registration) Type of Lithostrotion. 
Smithsonian Miscellaneous Collections, 73(7): 18-19. 1931 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 444-445. BHL

ICZN 1931: Opinion 118 (no Case registration) Scalpellum gabbi Wade, 1926, a nomen nudum. 
Smithsonian Miscellaneous Collections, 73( 7): 20-22. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 446-448. BHL

ICZN 1931: Opinion 119 (no Case registration) Six molluscan generic names placed in the Official List of Generic Names. 
Smithsonian Miscellaneous Collections, 73(7): 23-28. BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 449-454. BHL

ICZN 1931: Opinion 120 (no Case registration) The status of Achatinus, 1810. 
Smithsonian Miscellaneous Collections, 73( 7): 29-30. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 455-456. BHL

ICZN 1931: Opinion 121 (no Case registration) Necessity for suspension of rules in case of Agasoma Gabb, 1869, type sinuatum, not proved. 
Smithsonian Miscellaneous Collections, 73(7): 31-32. 1931 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 457-458. BHL

ICZN 1931: Opinion 122 (no Case registration) Seven generic names in Primates adopted in the Official List of Generic Names. 
Smithsonian Miscellaneous Collections, 73(7): 33. 1931 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 459. BHL

ICZN 1931: Opinion 123 (no Case registration) P.F. Gmelin's Onomatologia Historiae Naturalis Completa suppressed. 
Smithsonian Miscellaneous Collections, 73(7): 34-36. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 460-464. BHL

ICZN 1936: Opinion 124 (no Case registration) Linnaeus, 1758, subdivisions of genera. 
Smithsonian Miscellaneous Collections, 73(8): 1-2. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 465-466. BHL

ICZN 1936: Opinion 125 (no Case registration) Boros Herbst, 1797, and Borus Agassiz, 1846, vs. Borus Albers, 1850. 
Smithsonian Miscellaneous Collections, 73(8): 3-4. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 467-468. BHL

ICZN 1936: Opinion 126 (no Case registration) New names in d'Orbigny's, 1850, "Prodrome" are nomenclaturally available. 
Smithsonian Miscellaneous Collections, 73(8): 5-22. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 469-486. BHL

ICZN 1936: Opinion 127 (no Case registration) Suspension of rules for Lepidocyclina Gümbel, 1868, type Nummulites mantelli. 
Smithsonian Miscellaneous Collections, 73(8): 23-28. 1936 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 487-492. BHL

ICZN 1936: Opinion 128 (no Case registration) Nycteribia, 1756, Pupipara, and Spinturnix, 1826, acarine. 
Smithsonian Miscellaneous Collections, 73(8): 29-31. 1936 BIOSTOR  BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 493-495. BHL

ICZN 1936: Opinion 129 (no Case registration) Bipinnaria 1835 vs. Luidia 1839. 
Smithsonian Miscellaneous Collections, 73(8): 32-33. 1936 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 496-497. BHL

ICZN 1936: Opinion 130 (no Case registration) Lytoceras Suess, 1865, placed in the Official List of Generic Names. 
Smithsonian Miscellaneous Collections, 73(8): 34-36. 1936 BIOSTOR BHL
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 498-500. BHL

ICZN 1936: Opinion 131 (no Case registration) The type species of Trumikosoma Mortensen, 1903. 
Smithsonian Miscellaneous Collections, 73( 8): 37-38. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 501-502. BHL

ICZN 1936: Opinion 132 (no Case registration) Status of the "Gattungsbezeichnungen" of Sobolew, 1914. 
Smithsonian Miscellaneous Collections, 73( 8): 39-40. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 503-504. BHL

ICZN 1936: Opinion 133 (no Case registration) Urothoc Dana and Phoxocephalidae Sars. 
Smithsonian Miscellaneous Collections, 73( 8): 41-44. PDF
Re-issue: Opinions and Declarations rendered by the ICZN. 1958, vol.1, section B: 505-508. BHL

ICZN 1939: Opinion 134 (no Case registration) On the method to be adopted in interpreting the Generic Names assigned by Freyer to species described in his Neuere Beiträge zur Schmetterlingskunde, 1833-1858. Opinions rendered by the ICZN, 2: 1-6. PDF

ICZN 1939: Opinion 135 (no Case registration) The suppression of the so-called "Erlangen List" of 1801. Opinions rendered by the ICZN, 2: 7-12. PDF

ICZN 1939: Opinion 136 Opinion supplementary to Opinion 11 on the interpretation of Latreille's Considerations generales sur Vordre naturel des animaux composant les classes des Crustaces, des Arachnides et des Insectes avec un tableau methodique de leurs genres disposes en families, Paris, 1810. Opinions rendered by the ICZN, 2: 13-20. PDF

ICZN 1939: Opinion 137 On the relative precedence to be accorded to certain generic names published in 1807 by Fabricius and Hübner respectively for identical genera in the Lepidoptera Rhopalocera. Opinions rendered by the ICZN, 2: 21-28. 1939 http://biostor.org/reference/146148  http://biodiversitylibrary.org/page/34676404

ICZN 1939: Opinion 138 On the method by which the amendment to Article 25 of the International Code adopted at the Budapest Meeting of the International Zoological Congress, relating to the replacement of invalid names, should be interpreted. Opinions rendered by the ICZN, 2: 29-34. PDF

ICZN 1943: Opinion 139 The names Cephus Latreille, [1802-1803] and Astata Latreille, 1796, in the Hymenoptera added to the Official List of Generic Names. Opinions rendered by the ICZN, 2: 35-46. 1943 http://biostor.org/reference/146149  http://biodiversitylibrary.org/page/34676418

ICZN 1943: Opinion 140 On the method of forming the family names for Merops Linnaeus, 1758 (Aves) and for Merope Newman, 1838 (Insecta). Opinions rendered by the ICZN, 2: 47-53. PDF

ICZN 1943: Opinion 141 On the principles to be observed in interpreting Article 4 of the International Code relating to the naming of families and subfamilies. Opinions rendered by the ICZN, 2: 55-56. PDF

ICZN 1943: Opinion 142 Suspension of the rules for Satyrus Latreille, 1810 (Insecta, Lepidoptera). Opinions rendered by the ICZN, 2: 67-80. 1943 http://biostor.org/reference/146150  http://biodiversitylibrary.org/page/34676450

ICZN 1943: Opinion 143 On the method of forming the family name
for Tingis Fabricius, 1803 (Insecta, Hemiptera). Opinions rendered by the ICZN, 2: 81-88. PDF

ICZN 1943: Opinion 144 On the status of the names Crabro Geoffrey, 1762, Crabro Fabricius, 1775, and Cimbex Olivier, 1790 (Insecta, Hymenoptera). Opinions rendered by the ICZN, 2: 89-98. 1943 http://biostor.org/reference/146151  http://biodiversitylibrary.org/page/34676472

ICZN 1943: Opinion 145 On the status of names first published in works rejected for nomenclatorial purposes and subsequently published in other works. Opinions and Declarations rendered by the ICZN, 2(12): 99-108. PDF

ICZN 1943: Opinion 146 Suspension of the rules for Colias Fabricius, 1807 (Insecta, Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(13): 109-121. 1943 http://biostor.org/reference/146083  http://biodiversitylibrary.org/page/34676492

ICZN 1943: Opinion 147 On the principles to be observed in interpreting
Article 34 of the International Code in relation to the rejection, as homonyms, of generic and subgeneric names of the same origin and meaning as names previously published. Opinions and Declarations rendered by the ICZN, 2(14): 123-132. PDF

ICZN 1943: Opinion 148 On the principles to be observed in interpreting
Articles 25 and 34 of the International Code in relation to the availability of generic names proposed as emendations of, or as substitutes for, earlier generic names of the same origin and meaning. Opinions and Declarations rendered by the ICZN, 2(15): 133-144. PDF

ICZN 1943: Opinion 149 Twenty-one names in the Orthoptera (Insecta) added to the Official List of Generic Names in Zoology. Opinions and Declarations rendered by the ICZN, 2(16): 145-160. 1943 http://biostor.org/reference/146084  http://biodiversitylibrary.org/page/34676528

ICZN 1943: Opinion 150 On the dates of publication of the several
portions of Hübner (J.), Verzeichniss bekannter Schmettlinge [sic] ,1816-[1826]. Opinions and Declarations rendered by the ICZN, 2(17): 161-168. PDF

ICZN 1944: Opinion 151 On the status of the names Lasius Panzer, [1801-1802], Podalirus Latreille, 1802, Lasius Fabricius, [1804-1805], and Anthophora Latreille, 1803 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(20): 169-180. 1944 http://biostor.org/reference/146085  http://biodiversitylibrary.org/page/34676552

ICZN 1944: Opinion 152 On the status of the generic names in the Order Diptera (Class Insecta) first published in 1800 by J.W. Meigen in his Nouvelle Classification des Mouches a deux ailes. Opinions and Declarations rendered by the ICZN, 2(21): 181-196. PDF

ICZN 1944: Opinion 153 On the status of the names Bethylus Latreille, [1802-1803], and Dryinus Latreille, [1804] (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(23): 197-208. 1944 http://biostor.org/reference/146087  http://biodiversitylibrary.org/page/34676580 

ICZN 1944: Opinion 154 On the status of the names Phaneroptera Serville, 1831, and Tylopsis Fieber, 1853 (class Insecta, order Orthoptera). Opinions and Declarations rendered by the ICZN, 2(24): 209-226. 1944 http://biostor.org/reference/146088  http://biodiversitylibrary.org/page/34676592 

ICZN 1944: Opinion 155 On the status of the names Callimome Spinola, 1811, Misocampe Latreille, 1818, and Torymus Dahnan, 1820 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(25): 227-238. 1944 http://biostor.org/reference/146152  http://biodiversitylibrary.org/page/34676610 

ICZN 1944: Opinion 156 Suspension of the rules for Vanessa Fabricius, 1807 (class Insecta, order Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(26): 239-250. 1944 http://biostor.org/reference/146153  http://biodiversitylibrary.org/page/34676622 

ICZN 1945: Opinion 157 Three names in the order Hymenoptera (class Insecta) added to the Official List of Generic Names in Zoology. Opinions and Declarations rendered by the ICZN, 2(27): 251-262. 1945 http://biostor.org/reference/67132  http://biodiversitylibrary.org/page/34676634 

ICZN 1945: Opinion 158 On the status of the name Locusta Linnaeus, 1758 (class Insecta, order Orthoptera). Opinions and Declarations rendered by the ICZN, 2(28): 263-274. 1945 http://biostor.org/reference/146154  http://biodiversitylibrary.org/page/34676646 

ICZN 1945: Opinion 159 On the status of the names Ephialtes Schrank, 1802, Ichneumon Linnaeus, 1758, Pimpla Fabricius (1804-1805), and Ephialtes Gravenhorst, 1829 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(29): 275-290. 1945 http://biostor.org/reference/67133  http://biodiversitylibrary.org/page/34676658

ICZN 1945: Opinion 160 On the status of the names Anguina Scopoli, 1777, Anguillulina Gervais van Beneden, 1859, and Tylenchus Bastian, 1865 (Class Nematoda). Opinions and Declarations rendered by the ICZN, 2(30): 291-306.  PDF

ICZN 1945: Opinion 161 Suspension of the rules for Argynnis Fabricius, 1807 (class Insecta, order Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(31): 307-318. 1945 http://biostor.org/reference/145905  http://biodiversitylibrary.org/page/34676738 

ICZN 1945: Opinion 162 Suspension of the rules for Bracon Fabricius, [1804-1805] (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(32): 319-334. 1945 http://biostor.org/reference/145904  http://biodiversitylibrary.org/page/34676750 

ICZN 1945: Opinion 163 Suspension of the rules for Euploea Fabricius, 1807 (class Insecta, order Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(33): 335-346. 1945 http://biostor.org/reference/146156  http://biodiversitylibrary.org/page/34676766

ICZN 1945: Opinion 164 On the principles to be observed in interpreting Article 30 of the International Code in relation to the types of genera when two or more genera are united on taxonomic grounds. Opinions and Declarations rendered by the ICZN, 2(34): 347-358. PDF

ICZN 1945: Opinion 165 Need for the suspension of the rules for Strymon Hübner, 1818 (Class Insecta, Order Lepidoptera) not established. Opinions and Declarations rendered by the ICZN, 2(35): 359-374. PDF

ICZN 1945: Opinion 166 On the status of the names Pompilus Fabricius, 1798, and Psammochares Latreille, 1796 (class Insecta, order Hymenoptera) and of the alleged generic name Pompilus Schneider, 1784 (class Cephalopoda, order Nautiloidea). Opinions and Declarations rendered by the ICZN, 2(36): 375-398. 1945 http://biostor.org/reference/146157  http://biodiversitylibrary.org/page/34676806 

ICZN 1945: Opinion 167 Suspension of the rules for Euthalia Hübner, [1819] (class Insecta, order Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(37): 399-410. 1945 http://biostor.org/reference/146158  http://biodiversitylibrary.org/page/34676830

ICZN 1945: Opinion 168 On the principles to be observed in interpreting Article 30 of the International Code in relation to the names of genera based upon erroneously determined species (Opinion supplementary to Opinion 65). Opinions and Declarations rendered by the ICZN, 2(38): 411-430. PDF

ICZN 1945: Opinion 169 On the type of the genus Lycaeides Hübner, [1819] (Class Insecta, Order Lepidoptera), a genus based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(39): 431-442. PDF

ICZN 1945: Opinion 170 Need for the suspension of the rules for Prosopis Jurine, 1807 (Class Insecta, Order Hymenoptera) not at present established. Opinions and Declarations rendered by the ICZN, 2(40): 443-458. PDF

ICZN 1946: Opinion 171 Suspension of the rules for Nymphidium Fabricius, 1807 (class Insecta, order Lepidoptera). Opinions and Declarations rendered by the ICZN, 2(41): 459-470. 1946 http://biostor.org/reference/146210  http://biodiversitylibrary.org/page/34676890

ICZN 1946: Opinion 172 On the interpretation of Article 30 of the International Code in relation to the designation, in abstracts and similar publications, of the types of genera, the names of which were published on, or before, 31st December 1930. Opinions and Declarations rendered by the ICZN, 2(42): 471-482. PDF

ICZN 1946: Opinion 173 On the type of the genus Agriades Hübner, [1819], and its synonym Latiorina Tutt, 1909 (Class Insecta, Order Lepidoptera), genera based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(43): 483-494. PDF

ICZN 1946: Opinion 174 On the status of the names Ceraphron Panzer, [1805], and Ceraphron Jurine, 1807 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(44): 495-508. 1946 http://biostor.org/reference/146159  http://biodiversitylibrary.org/page/34676926

ICZN 1946: Opinion 175 On the type of the genus Polyommatus Latreille, 1804 (Class Insecta, Order Lepidoptera), a genus based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(45): 509-520. PDF

ICZN 1946: Opinion 176 On the type of Conulinus von Martens, 1895 (Class Gastropoda, Order Stylommatophora) (Opinion supplementary to Opinion 86). Opinions and Declarations rendered by the ICZN, 2(46): 521-532. PDF

ICZN 1946: Opinion 177 On the type of the genus Euchloe Hübner, [1819] (Class Insecta, Order Lepidoptera), a genus based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(47): 533-544. PDF

ICZN 1946: Opinion 178 On the status of the names Serphus Schrank, 1780, and Proctotrupes Latreille, 1796 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(48): 545-556. 1946 http://biostor.org/reference/103869  http://biodiversitylibrary.org/page/34676976

ICZN 1946: Opinion 179 On the type of the genus Princeps Hübner, [1807], and its synonym Orpheides Hübner, [1819] (Class Insecta, Order Lepidoptera), genera based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(49): 557-568. PDF

ICZN 1946: Opinion 180 On the status of the names Sphex Linnaeus, 1758, and Ammophila Kirby, 1798 (class Insecta, order Hymenoptera). Opinions and Declarations rendered by the ICZN, 2(50): 569-588. 1946 http://biostor.org/reference/146160  http://biodiversitylibrary.org/page/34677000

ICZN 1947: Opinion 181 On the type of the genus Carcharodus Hübner, [1819], and its synonym Spilothyrus Duponchel, 1835 (Class Insecta, Order Lepidoptera), genera based upon an erroneously determined species. Opinions and Declarations rendered by the ICZN, 2(51): 589-612. 1947 PDF

ICZN 1944: Opinion 182 On the status of the names pubhshed by Gümbel (C. W.) in 1863 for subdivisions of the genus Clymenia Münster, 1832 (Class Cephalopoda, Order Ammonoidea). Opinions and Declarations rendered by the ICZN, 3(1): 1-12. 1944 PDF

ICZN 1944: Opinion 183 On the principles to be observed in interpreting Article 8 of the International Code in relation to the form in which generic and subgeneric names are to be published. Opinions and Declarations rendered by the ICZN, 3(2): 13-24. 1944 PDF

ICZN 1944: Opinion 184 On the status of names first published in volumes
1 to 11 of Martini (F.H. W.) and Chemnitz (J. H.), Neues systematisches Conchylien-Cabinet, Nurnberg, 1769-1795. Opinions and Declarations rendered by the ICZN, 3(3): 25-36. 1944 PDF

ICZN 1944: Opinion 185 Suppression of Bohadsch (J. B.), De quibusdam
Animalibus marinis, 1761, and of the German translation thereof published by Leske (N.G.) in 1776. Opinions and Declarations rendered by the ICZN,  3(4): 37-52. PDF

ICZN 1945: Opinion 186 Suspension of the rules for Squilla Fabricius (J.C.), 1787 (class Crustacea, order Stomatopoda). Opinions and Declarations rendered by the ICZN, 3(5): 53-64. 1945 http://biostor.org/reference/145887  http://biodiversitylibrary.org/page/34653508 

ICZN 1945: Opinion 187 On the type of the genus Hypselopus Burmeister, 1835 (class Insecta, order Hemiptera). Opinions and Declarations rendered by the ICZN, 3(6): 65-76. 1945 http://biostor.org/reference/146161  http://biodiversitylibrary.org/page/34653520 

1ICZN 1945: Opinion 188 Suppression of the name Cobra Laurenti 1768 and suspension of the rules for Bitis Gray, 1842. Opinions and Declarations rendered by the ICZN, 3(7): 77-92. 1945 http://biostor.org/reference/145888  http://biodiversitylibrary.org/page/34653532 

ICZN 1945: Opinion 189 Suspension of the rules for Arca Linnaeus, 1758 (class Pelecypoda, order Filibranchiata). Opinions and Declarations rendered by the ICZN, 3(8): 93-108. 1945 http://biostor.org/reference/146162  http://biodiversitylibrary.org/page/34653548

ICZN 1945: Opinion 190 On the status of the name Rhynchonella alta (Class Brachiopoda, Order Telotremata) commonly attributed to Samuel Calvin and treated as having been pubUshed in or about 1878. Opinions and Declarations rendered by the ICZN, 3(9): 109-128. PDF

ICZN 1945: Opinion 191 On the question whether the use of a new name in explanation of a photograph or other illustration distributed by an author to students or colleagues constitutes "publication" within the meaning of proviso (a) to Article 25 of the International Code. Opinions and Declarations rendered by the ICZN, 3(10): 129-136. PDF

ICZN 145: Opinion 192 Suspension of the rules for Nummulites Lamarck, 1801 (class Rhizopoda, order Foraminifera). Opinions and Declarations rendered by the ICZN, 3(11): 137-160. 1945  http://biostor.org/reference/146163  http://biodiversitylibrary.org/page/34653594 

ICZN 1947: Opinion 193 On the status of the name Procheneosaurus Matthew, 1920 (class Reptilia, order Ornithischia). Opinions and Declarations rendered by the ICZN, 3(12): 161-174. 1947  http://biostor.org/reference/145884  http://biodiversitylibrary.org/page/34653618 

ICZN 1947: Opinion 194 On the status of the name Ophiceras Griesbach, 1880 (class Cephalopoda, order Ammonoidea). Opinions and Declarations rendered by the ICZN, 3(13): 175-190. 1947 http://biostor.org/reference/146164  http://biodiversitylibrary.org/page/34653634 

ICZN 1954: Opinion 195 (Case 189) Designation, under the Plenary Powers, of a type species for the genus Venus Linnaeus, 1758 (class Pelecypoda) in harmony with accustomed usage. Opinions and Declarations rendered by the ICZN, 3(14): 191-198. 1954 http://biostor.org/reference/146165  http://biodiversitylibrary.org/page/34653650 

ICZN 1954: Opinion 196 Designation, under the Plenary Powers, of a type species for the genus Bulla Linnaeus, 1758 (class Gastropoda) in harmony with accustomed usage. Opinions and Declarations rendered by the ICZN, 3(5): 199-206 1954 http://biostor.org/reference/146166  http://biodiversitylibrary.org/page/34653658 

ICZN 1954: Opinion 197 (Case 11) Suppression, under the Plenary Powers, of the generic name Graptolithus Linnaeus, 1768 (class Graptolithina) and of the specific name scalaris Linnaeus, 1768, as published in the combination Graptolithus scalaris. Opinions and Declarations rendered by the ICZN, 3(16): 207-216. 1954 http://biostor.org/reference/146167  http://biodiversitylibrary.org/page/34653666 

ICZN 1954: Opinion 198 (Case 11) Suppression, under the Plenary Powers, of the generic names Lomatoceras Bronn, 1834, and Monoprion Barrande, 1850 (class Graptolithina), and validation of the generic name Monograptus Geinitz, 1852. Opinions and Declarations rendered by the ICZN, 3(17): 217-228. 1954 http://biostor.org/reference/146168  http://biodiversitylibrary.org/page/34653676 

ICZN 1954: Opinion 199 (Case 11) Suppression, under the Plenary Powers, of the generic name Gladiolites Barrande, 1850, and validation of the name Retiolites Barrande, 1850 (class Graptolithina). Opinions and Declarations rendered by the ICZN, 3(18): 229-238. 1954 http://biostor.org/reference/146171  http://biodiversitylibrary.org/page/34653688 

ICZN 1954: Opinion 200 (Case 22) Validation, under the Plenary Powers, of the accustomed usage of the generic names Tethys Linnaeus, 1767, and Aplysia Linnaeus, 1767 (class Gastropoda). Opinions and Declarations rendered by the ICZN, 3(19): 239-266. 1954 http://biostor.org/reference/146172  http://biodiversitylibrary.org/page/34653698