International Commission on Zoological Nomenclature

Resolved (Case Closed)

Cases 3800-Present

Case 3801: Procheneosaurus Matthew, 1920 and Tetragonosaurus Parks, 1931 (Archosauria, Ornithischia): request to set aside Opinion 193 and remove Procheneosaurus from the Official List of Generic Names in Zoology, and Tetragonosaurus from the Official Index of Rejected and Invalid Generic Names in Zoology.
Case 3803: Coelosaurus Leidy, 1865 (Dinosauria, Theropoda) and Ischyrosaurus Hulke, 1874 (Dinosauria, Sauropoda): proposed conservation by suppression of Coelosaurus Owen, 1854 and Ischyrosaurus Cope, 1869
Case 3810: Mastodon pentelici Gaudry, 1862 (currently Choerolophodon pentelici; Mammalia, Proboscidea): proposed conservation of the specific name as correct original spelling by suppression of Mastodon pentelicus Gaudry & Lartet, 1856
Case 3811: Proposal to remove Aplysia spuria Krauss, 1848 (Gastropoda, Aplysiidae) from the Official Index of Rejected and Invalid Specific Names in Zoology.
Case 3814: Proposed conservation of usage of the name Mylothris agathina Cramer, 1779 (Lepidoptera, Pieridae)
Case 3816: Anisoscelis Berthold, 1827 (Insecta, Hemiptera, Coreidae): proposed conservation of existing usage by designating Lygaeus foliaceus Fabricius, 1803 as the type species
Case 3817: Turdus ustulatus Nuttall, 1840 (currently Catharus ustulatus; Aves, Passeriformes, Turdidae): proposed conservation of prevailing usage by designation of a neotype
Case 3825: Coloradisaurus Bonaparte in Lambert, 1983 (Dinosauria, Sauropodomorpha): proposed availability of generic name, and D. Lambert (1983) A Field Guide to Dinosaurs: proposed availability for nomenclatural purposes
Case 3854: Macoma Leach, 1819 (Mollusca, Bivalvia, Tellinidae): proposed conservation of usage, and request for confirmation of the unavailability of Limecola Brown, 1844 and Limicola Leach, 1852.
Case 3856: Canis familiaris Linnaeus, 1758 (Mammalia, Carnivora, canidae): reaffirming the stability of the specific name for all ancient and modern breeds of dog, and their intermixed breeds.

Cases 3700-3799

Case 3701: Stenostoma albifrons Wagler in Spix, 1824 (currently Epictia albifrons; Reptilia,  Serpentes, Leptotyphlopidae): request for invalidation of a neotype designation of MCZ
R-2885 under the plenary power
Case 3702: Verconella dilatata var. cuvieriana Powell, 1927 (currently Penion cuvierianus; Mollusca, Gastropoda, Buccinoidea): proposed conservation of the specific name
Case 3707: Proposed suppression of neotypes of the Carboniferous ichnospecies Attenosaurus subulensis (Aldrich & Jones) with the rediscovery of the holotype
Case 3710: Heterodontidae Bonaparte, 1845 (Reptilia, Serpentes) and Heterodontina Gray, 1851 (Chondrichthyes, Heterodontiformes): proposed resolution of homonymy and stabilization of the use of the generic name Heterodontus Gray, 1851.
Case 3721: Callophrys dumetorum oregonensis Gorelick, 1968: designation of neoparatypes (Insecta: Lepidoptera: Lycaenidae)
Case 3726: Inuus fuscatus Gray, 1870 (currently Macaca fuscata; Mammalia, Primates, Cercopithecidae): proposed correction to Opinion 920
Case 3729: The homonyms Brachypleura Angelin, 1854 (Trilobita) and Brachypleura Günther, 1862 (Actinopterygii)
Case 3734: Sylvia ruficeps d’Orbigny & Lafresnaye, 1837 (Aves: Thraupidae): proposed conservation of usage by partial suppression of Hylactes ruficeps d’Orbigny, 1836 and 1838
Case 3738: Chlorops Meigen, 1803 (Insecta: Diptera: Chloropidae): conservation of usage by correction of Opinion 348
Case 3741: Pertaining the usage of the gastropod taxon of Cypraeidae Cypraea (Lyncina) leviathan Schilder & Schilder, 1937 as nomen conservandum, and declaring Cypraea carneola var. tuberculigera Sulliotti, 1924 nomen oblitum
Case 3755: Fasciolaria papillosa G.B. Sowerby, 1825 (Mollusca, Gastropoda): proposed suppression; and Fasciolaria gigantea Kiener, 1840 (currently Triplofusus giganteus: Mollusca, Gastropoda): proposed conservation of usage.
Case 3757: Pterodactylus crassipes Meyer, 1857 (currently Ostromia crassipes; Reptilia: Saurischia): proposed reinstatement
Case 3762: Didelphis marsupialis Linnaeus, 1758 (Mammalia, Didelphimorphia): proposed replacement of syntypes by a neotype
Case 3764: Cuvierina columnella, C. atlantica, C. spoeli (Mollusca, Gastropoda, Euthecosomata). 
Case 3765: Thionia Stål, 1859 (Hemiptera, Auchenorrhyncha, Issidae): proposed designation of Issus cinctifrons Stål, 1854 as the type species.
Case 3773: Ptychodus mammillaris Agassiz, 1835 and Ptychodus mammillaris Agassiz, 1838 (Chodrichthyes, Ptychodontidae): a case of priority versus common usage
Case 3794: Megalosaurus crenatissimus Deperet, 1896 (currently Majungasaurus crenatissimus) (Dinosauria, Theropoda): request to set aside Opinion 2269 and replace the neotype with a lectotype
Case 3797: Torvosaurus Galton & Jenson, 1979 (Dinosauria, Theropoda): proposed conservation of usage by designation of a neotype for its type species Torvosaurus tanneri Galton & Jenson, 1979.

Cases 3600-3699

Cases 3500-3599

Cases 3400-3499

Cases 3300-3399

Cases 3200-3299

Cases 3000-3099

Cases 2800-2899

Cases 2100-2199