International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS

taxa names:

Rh

Rhabditis Dujardin [1844], Histoire naturelle des Helminthes, p. 239 (gender: feminine) (type species, by subsequent designation by Stiles & Hassall 1905, Bulletin of the Bureau of Animal Industry, 79: 134: Rhabditis terricola Dujardin [1844]) (Nematoda). Direction 120

Rhabdodon Fleischmann 1831, Dalmatiae nova serpentum genera, p. 26, and all uses of the name prior to the publication of Rhabdodon Matheron 1869 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Reptilia, Serpentes). Opinion 1483 

Rhabdodon Matheron 1869, Bulletin de la Société Géologique de France, (2)26: 792 (gender: masculine) (type species, by monotypy: Rhabdodon priscus (correction of priscum) Matheron 1869) (Reptilia, Ornithischia). Opinion 1483  

Rhabdolithes Schmidt 1870, K. Akad. Wiss. Wien, Math.-Nat. Kl., Sitzungsber., Abt. 1, 61(10): 680 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 805  

Rhabdomeson Young & Young 1874, Annals and Magazine of Natural History, (4)13: 337 (gender: neuter) (type species, by designation under the plenary power: Rhabdomeson progracile Wyse Jackson & Bancroft 1995) (Bryozoa). Opinion 1854 

Rhabdosphaera Haeckel 1894, Systematische Phylogenie der Protisten und Pflanzen, 1: 111 (gender: feminine) (type species, by designation by Hay & Towe 1962 (Eclogae Geol. Helvet., 55: 504): Rhabdosphaera claviger Murray & Blackman 1898, Philos. Trans. roy. Soc. London B (Biol.), 190: 438, 439, pl. 15, figs. 13, 14) (Coccolithophorida). Opinion 805

rhacusensis Germar 1822 [originally in Curculio], Fauna Insectorum Europae, vol. 7. 25 nrs. Impensis Car. Aug. Kümmelii, Halae, no. 12, specific name of the type species of Otiorhynchus Germar 1822 (Insecta, Coleoptera). Opinion 2299 

Rhagodes Pocock,1897, Annals and Magazine of Natural History, (6)20: 252 (gender: feminine) (type species, by subsequent designation by Pocock 1900, The fauna of British India, including Ceylon and Burma, vol. 6. Arachnida, p. 148: Galeodes melanus Olivier 1807) (Arachnida). Opinion 2095 

rhamni Herbst 1784 [originally in Curculio] (Coleoptera). ICZN 2013: Opinion 2327

Rhamphomyia Meigen 1822, Systematische Beschreibung der bekannten europäischen zweiflügeligen Insekten, part 3, p. 42 (gender: feminine), (type species, ruled under the plenary power to be by subsequent designation by Curtis 1834, British entomology ..., vol. 11, p. 517: Empis sulcata Meigen 1804) (Insecta, Diptera). Opinion 2117 

Rhantus (emendation of Rantus) Dejean 1833, Cat. Coléopt. (ed. 2): 54 (gender: masculine) (type species, by designation by Hope 1839 (Col. Man., 2: 131): Colymbetes pulverosus Stephens 1828, Ill. brit. Entomol., Mand. 2: 69, valid name: Colymbetes suturalis MacLeay 1825) (Insecta, Coleoptera). Opinion 289 

Rhaphiodon Agassiz in Spix & Agassiz 1829, Selecta genera et species piscium quos in itinere per Brasiliam ... Collegit et pingendos curavit Dr. J.B. de Spix ... Digessit, descripsit et observationibus anatomicis illustravit Dr. L. Agassiz, pp. 59, 76 (gender: masculine) (type species, by designation under the plenary power: Rhaphiodon vulpinus Spix & Agassiz 1829), ruled under the plenary power to be given precedence over the name Cynodon Spix in Spix & Agassiz 1829 whenever the two names are considered to be synonyms (Osteichthyes). Opinion 2012 

Rhaphiodontichthys Campos 1945, Arquivos de Zoologia do Estado de São Paulo, 4: 473 (a junior objective synonym of Rhaphiodon Agassiz in Spix & Agassiz 1829) (Osteichthyes). Opinion 2012  

Rhax Hermann 1804, Mémoire aptérologique, p. 13 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Arachnida). Opinion 2095  

Rhechostica Simon 1892, Histoire Naturelle des Araignées, Ed. 2, part 1, p. 162 (gender: feminine) (type species, by monotypy: Homoeomma texense Simon 1892), ruled under the plenary power not to be given priority over Aphonopelma Pocock 1901 whenever the two names are considered to be synonyms (Arachnida, Araneae). Opinion 1637 

Rhina Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 198 (a junior homonym of Rhina Schneider 1801). Opinion 345 

Rhina Rafinesque 1810, Caratt. nuov. Gen. nuov. Spec. Anim. Sicilia: 14 (a junior homonym of Rhina Schneider 1801). Opinion 345  

Rhina Schaeffer 1760, Epistola Stud. ichthyol. Meth.: 20 (included in a work rejected for nomenclatural purposes). Opinion 345 

Rhina Schneider 1801, in Bloch, Syst. Ichthyol.: 352 (gender: feminine) (type species, by indication under Opinion 6 (see Copenhagen Decisions zool. Nomencl., No. 135: 72): Rhina ancylostomus Schneider 1801, in Bloch, Syst. Ichthyol.: 352) (Chondrichthyes). Opinion 345

Rhina Walbaum 1792, Artedi Ichthyol. (ed. 2), 3: 580 (included in a work rejected for nomenclatural purposes). Opinion 345 

Rhinapion Beguin-Billecocq 1905, Annales de la Société Entomologique de France, 74: 147 (gender: neuter) (type species, by subsequent designation by Kissinger 1968, Curculionidae subfamily Apioninae of North and Central America with reviews of the world genera of Apioninae and world subgenera of Apion Herbst (Insecta, Coleoptera), p. 28: Apion (Rhinapion) pauxillum Beguin-Billecocq 1905) (Insecta, Coleoptera). Opinion 1694

Rhinapion Motschulsky 1868, Horae Societatis Entomologicae Rossicae, 6(supplement): 86, and all uses of the name prior to the publication of Rhinapion Beguin-Billecocq 1905 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Coleoptera). Opinion 1694 

Rhinaspis Fitzinger 1843, Syst. Rept.: 25 (a nomen nudum). Opinion 698

RHINCOCYNETIDAE Sharp 1893, Proc. Acad. nat. Sci. Philadelphia, 1893: 118 (type genus: Rhynchocinetes Milne Edwards 1837) (an incorrect subsequent spelling for RHYNCHOCINETIDAE Ortmann 1890). Opinion 470  

Rhincodon Smith 1829, Zool. Journ., 4: 433, 434 (gender: masculine) (type species, under Article 68c: Rhiniodon typus Smith 1828, South African Commercial Advertiser, 3(145): 2) (Chondrichthyes). Opinion 1278  

RHINCODONTIDAE Müller & Henle 1841, Syst. Beschr. Plagiostomen, Heft 2: 77 (as RHINODONTES, invalid under Article 32c(iii)) (type genus: Rhincodon Smith 1829) (Chondrichthyes). Opinion 1278  

Rhiniodon Smith 1828, South African Commercial Advertiser, 3(145): 2 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1278 

Rhinoclama Dall & Smith in Dall 1886, Bulletin of the Museum of Comparative Zoology, Harvard, 12: 300 (gender: feminine) (type species, by designation under the plenary power: Cuspidaria (Rhinoclama) adamsi Morgan & Heppell 1981) (Bivalvia). Opinion 1376

Rhinoclemmys Fitzinger 1835, Ann. Naturhist. Mus. Wien, 1: 115 (gender: feminine) (type species, by designation by Lindholm 1929 (Zool. Anz., 81: 283): Testudo dorsata Schoepff 1801, Naturgesch. Schildkr., 158: 158, tab. 34) (Reptilia). Opinion 1309  

Rhinogale Gray [1865], Proc. zool. Soc. London, 1864: 573 (a junior homonym of Rhinogale Gloger 1841). Opinion 384  

rhinoides Gyllenhal 1836 [originally in Trypetes], in Schoenherr, Gen. et Sp. Curc., III(2): 596 (specific name of the type species of Trypetes Schoenherr 1836) (Insecta, Coleoptera). Opinion 1005  

Rhinolophos Kaup 1835, Thierr. Hauptform., 1: 449 (an incorrect subsequent spelling for Rhinolophus Lacepède 1799). Direction 24 

Rhinolophus Lacepède 1799, Tabl. Mamm.: 15 (gender: masculine) (type species, by monotypy: Vespertilio ferrumequinum Schreber [1774], Die Säugthiere, 1: 174, pl. 62) (Mammalia). Opinion 91, Direction 24 

Rhinolphus Fischer von Waldheim 1803, Ann. Mus. Hist. nat., Paris, 2: 141 (an incorrect subsequent spelling for Rhinolophus Lacepède 1799). Direction 24 

Rhinomacer Fabricius 1781, Species insectorum exhibentes eorum differentias specificas, synonyma auctorum, loca natalia, metamorphosin adiectis observationibus, descriptionibus, vol. 1, p. 199 (a junior homonym of Rhinomacer Geoffroy 1762) (Insecta, Coleoptera). Opinion 2111

Rhinomacer Geoffroy 1762, Histoire abrégée des insectes qui se trouvent aux environs de Paris, vol. 1, p. 269 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Coleoptera). Opinion 1754

RHINOMACERIDES Schoenherr 1823, Isis von Oken, 1823(10): col. 1136 (based on a misidentified type genus) (Insecta, Coleoptera). Opinion 2111 

Rhinoncus Schönherr 1825, Isis (von Oken), 1825: col. 586 (gender: masculine) (type species, ruled under the plenary power to be by subsequent designation by Westwood 1838, Synopsis of the genera of British insects, p. 38: Curculio pericarpius Linnaeus 1758) (Insecta, Coleoptera). Opinion 1529 

Rhinopteraspis Jaekel 1919, SitzBer. Ges. naturf. Freunde Berlin, 1919: 74 (conserved under the plenary power) (gender: feminine) (type species, by original designation: Palaeoteuthis dunensis Roemer 1855, Palaeontographica, 4: 72) (Agnatha). Opinion 438

Rhinosimus Duméril, Bibron & Duméril 1854, in Roret’s Suites à Buffon, Erpét. Gén., 7: 991 (a junior homonym of Rhinosimus Latreille [1802]). Opinion 698  

Rhinosiphon Fitzinger 1843, Syst. Rept.: 26 (a nomen nudum). Opinion 698 

Rhinostoma Fitzinger 1826, Neue Classif. Rept.: 56, 29 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 698 

rhinostoma Schlegel 1837 [originally in Heterodon], Essai Phys. Serpens, 2: 100 (specific name of the type species of Simophis Peters 1860) (Reptilia). Opinion 698  

Rhinostomus Rafinesque 1815, Analyse Nature: 115 (gender: masculine) (type species, by designation under the plenary power: Curculio barbirostris Fabricius 1775, Syst. Entomol.: 135) (Insecta, Coleoptera). Opinion 345  

Rhipicentor Nuttall & Warburton 1908, Proc. Cambridge phil. Soc., 14: 398 (gender: masculine) (type species, by monotypy: Rhipicentor bicornis Nuttall & Warburton 1908, Proc. Cambridge phil. Soc., 14: 399-401, figs. 12-16) (Arachnida). Opinion 73 

Rhipicephalus Koch 1844, Arch. Naturgesch., 10(1): 238 (gender: masculine) (type species, by designation by Neumann 1901 (Mém. Soc. zool. France, 14: 340): Ixodes sanguineus Latreille 1806, Gen. Crust. Ins., 1: 615) (Arachnida). Opinion 73, Direction 66  

Rhipidocotyle Diesing 1858, Sitzungsberichte der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften, 32: 313 (gender: feminine) (type species, by subsequent designation by Nicoll 1914, Journal of the Marine Biological Association of the U.K., (2)10: 490: Gasterostomum minimum Wagener 1852, a junior subjective synonym of Monostoma galeatum Rudolphi 1819) (Trematoda). Opinion 1717

Rhipidocystis Jaekel 1901, Zeitschrift der Deutschen geologischen Gesellschaft, 52(4): 672 (gender: feminine) (type species, ruled under the plenary power to be by subsequent designation by Hecker 1940, Académie des Sciences de l’U.R.S.S. [Trudy] de l’Institut Paléontologique, 9(4): 16: Rhipidocystis baltica Jaekel 1901) (Eocrinoidea). Opinion 1760  

Rhipidophyllum Sandberger 1889, Jahrb. nassau. Ver. Naturk., 42: 100 (gender: neuter) (type species, by monotypy: Rhipidophyllum vulgare Sandberger 1889, Jahrb. nassau. Ver. Naturk., 42: 100) (Anthozoa). Opinion 223  

Ripiphoridae Laporte 1840 (Coleoptera). ICZN 2020: Opinion 2463

Ripiphorus Bosc 1791 (Coleoptera). ICZN 2020: Opinion 2463

Rhithropanopeus Rathbun 1898, Bull. Lab. nat. Hist. State Univ. Iowa, 4: 273) (gender: masculine) (type species, by monotypy: Pilumnus harrisii Gould 1841, Rep. Invertebr. Massachusetts: 326) (Crustacea, Decapoda). Opinion 85, Direction 37

Rhizobius Burmeister 1835, Handbuch der Entomologie, vol. 2, p. 87 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Hemiptera). Opinion 2137 

Rhizocrinus Sars 1865, Forh. Vidensk.-Selsk. Christiania, 1864: 127 (a nomen nudum). Direction 72   

Rhizocrinus Sars 1868, Mém. serv. Conn. Crin. viv.: 1, 38, 39 (gender: masculine) (type species, by monotypy: Rhizocrinus lofotensis Sars 1868, Mém. serv. Conn. Crin. viv.: 1, 39) (Crinoidea). Opinion 73, Direction 72  

Rhizodus Owen 1840, Odontography: 75 (gender: masculine) (type species, by monotypy: Rhizodus hibberti Owen 1840, Odontography. Expl. pls.: 12, as interpreted by the neotype designated by Thomson 1966 (Bull. zool. Nomencl., 23: 119)) (Osteichthyes). Opinion 930

Rhizoglyphus Claparède (1869), Z. wiss. Zool., 18: 506 (gender: masculine) (type species, by monotypy: Rhizoglyphus robini Claparède (1869), Z. wiss. Zool., 18: 506, 545, pl. xxxviii, figs. 8♂, 9♀, valid name: Tyroglyphus echinopus Fumouze & Robin 1868) (Arachnida). Opinion 104, Direction 66  

Rhizograpsus Spencer 1878, Canadian Naturalist, 8: 460 (ruled under the plenary power to be an incorrect original spelling for Rhizograptus Spencer 1878). Opinion 650  

Rhizograptus (emendation of Rhizograpsus) Spencer 1878, Canadian Naturalist, 8: 460 (conserved under the plenary power) (gender: masculine) (type species, by monotypy: Rhizograpsus [sic] bulbosus Spencer 1878, Canadian Naturalist, 8: 460) (Graptolithina). Opinion 650  

Rhizopa Stimpson 1858, Proc. Acad. nat. Sci. Philadelphia, 1858: 95 (gender: feminine) (type species, by monotypy: Rhizopa gracilipes Stimpson 1858, Proc. Acad. nat. Sci. Philadelphia, 1858: 95) (Crustacea, Decapoda). Opinion 85, Direction 37  

Rhizophagus Herbst 1793, Natursystem aller bekannten in- und ausländischen Insekten. Der Käfer, part 5, p. 18 (gender: masculine) (type species, ruled under the plenary power to be by subsequent designation by Westwood [1838], Synopsis of the genera of British insects, p. 13, published with An introduction to the modern classification of insects ..., vol. 1, part 1, pp. 1-48: Lyctus bipustulatus Fabricius 1792), ruled under the plenary power to be the correct spelling of Ryzophagus (Insecta, Coleoptera). Opinion 1810 

rhodostoma Draparnaud [1801] [originally in Helix], Hist. nat. Moll. terrestr. fluviat. France: 86 (a junior objective synonym of pisana Müller 1774 [originally in Helix]). Opinion 431 

Rhogalia Hübner [1825], Verzeichniss bekannter Schmetterlinge, p. 396 (gender: feminine) (type species, by monotypy: Phalaena epigena Stoll [1790]), ruled under the plenary power not to be given priority over Rosema Walker 1855, whenever the two names are considered to be synonyms (Insecta, Lepidoptera). Opinion 1617  

rhombi Houttuyn [1787] [originally in Taenia], Anim. Mus. Houtt. Index: 120 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380 

Rhombiscus Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 2: 157 (included in a work rejected for nomenclatural purposes). Opinion 592  

Rhombites Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 2: 157 (included in a work rejected for nomenclatural purposes). Opinion 592  

rhomboides Linnaeus 1758 [originally in Cancer], Systema Naturae, Ed. 10, vol. 1, p. 626 (valid name at the date of irection 36 of the type species of Goneplax [Leach 1814]) (Crustacea, Decapoda). Direction 36 

Rhopalidia Lepeletier 1836, in Roret’s Suites à Buffon, Histoire naturelle des Insectes. Hyménoptères, 1: 538 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1051 

RHOPALOCERINI Reitter 1911, Fauna Germanica. Die Käfer des deutschen Reiches, vol. 3, p. 108 (type genus: Rhopalocerus W. Redtenbacher 1842) (Insecta, Coleoptera). Opinion 1397  

Rhopalocerus W. Redtenbacher 1842, Die Gattungen der deutschen Käfer-Fauna, p. 21 (gender: masculine) (type species, by monotypy: Rhopalocerus setosus Redtenbacher 1842, a junior subjective synonym of Monotoma rondanii Villa & Villa 1833) (Insecta, Coleoptera). Opinion 1397 

Rhopalum Stephens 1829, Nomencl. Brit. Ins.: 34 (gender: neuter) (type species, by designation by Curtis 1837 (British Entomol., 14: pl. 656): Crabro rufiventris Panzer 1799, Ins. Germ., heft 72, tab. 12, valid name: Sphex clavipes Linnaeus 1757) (Insecta, Hymenoptera). Opinion 1106 

Rhopalura Giard 1877, Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences, Paris, 85: 813 (gender: feminine) (type species, by monotypy: Rhopalura ophiocomae Giard 1877) (Orthonectida). Opinion 2096 

RHOPALURIDAE Stunkard 1937, American Museum Novitates, 908: 6 (type genus: Rhopalura Giard 1877) (Orthonectida). Opinion 2096 

RHOPALURINAE Bücherl 1971, Venomous animals and their venoms, vol. 3, p. 325, ruled under the plenary power to be an incorrect original spelling of RHOPALURUSINAE (Arachnida). Opinion 2096  

Rhopalurus Thorell 1876, Annals and Magazine of Natural History, (4)17: 9 (gender: masculine) (type species, by original designation: Rhopalurus laticauda Thorell 1876) (Arachnida). Opinion 2096 

RHOPALURUSINAE Bücherl 1971, Venomous animals and their venoms, vol. 3, p. 325 (type genus: Rhopalurus Thorell 1876), spelling emended by the ruling under the plenary power that for the purposes of Article 29 of the Code the stem of the generic name Rhopalurus Thorell 1876 is RHOPALURUS- (Arachnida). Opinion 2096 

Rhygchium Saussure 1853, Et. Fam. Vesp., 1: xxxi, 276 (an incorrect subsequent spelling for Rhynchium Spinola 1806). Opinion 747  

Rhynchium (emendation under the plenary power of Rygchium) Spinola 1806, Ins. Ligur., 1: 84 (gender: neuter) (type species, by monotypy: Rygchium [sic] europaeum Spinola 1806, Ins. Ligur., 1: 86, valid name: Vespa oculata Fabricius 1781) (Insecta, Hymenoptera). Opinion 747

RHYNCHOCEPHALIDAE Hoffmann 1881, in Bronn, Klass. Ordn. Thierr., 6(3) (Lief. 18/21): 1065 (type genus: Rhynchocephalus Owen 1845) (invalid because the name of the type genus is a junior homonym of Rhynchocephalus Fischer von Waldheim 1806). Opinion 455

Rhynchocephalus Owen 1845, Trans. geol. Soc. London, (2)7: 78 (a junior objective synonym of Sphenodon Gray 1831, and a junior homonym of Rhynchocephalus Fischer von Waldheim 1806). Opinion 455 

Rhynchocinetes Milne Edwards 1837, Ann. Sci. nat., Paris (Zool.), (2)7: 168 (gender: masculine) (type species, by indication under Article 68(c): Rhynchocinetes typus Milne Edwards 1837, Ann. Sci. nat., Paris (Zool.), (2)7: 168) (Crustacea, Decapoda). Opinion 470

RHYNCHOCINETIDAE Ortmann 1890, Zool. Jahrb., Jena (Syst.), 5: 459 (type genus: Rhynchocinetes Milne Edwards 1837) (Crustacea, Decapoda). Opinion 470  

RHYNCHOCYNETIDAE Borradaile 1907, Ann. Mag. nat. Hist., (7)19: 467 (type genus: Rhynchocinetes Milne Edwards 1837) (an incorrect subsequent spelling for RHYNCHOCINETIDAE Ortmann 1890). Opinion 470  

Rhynchogale Thomas 1894, Proc. zool. Soc. London, 1894: 139 (gender: feminine) (type species, by monotypy through the replaced name Rhinogale Gray [1865]: Rhinogale melleri Gray [1865], Proc. zool. Soc. London, 1864: 575, text-fig.) (Mammalia). Opinion 384

Rhynchotherium Falconer 1868, Palaeontological memoirs of the late Hugh Falconer ... with a biographical sketch of the author, vol. 2. p. 74 (gender: masculine), type species Rhynchotherium falconeri Osborn 1923, as ruled under the plenary power (Mammalia, Proboscidea). Opinion 2295  

Rhyncolus Germar 1817, Magazin der Entomologie, vol. 2, p. 340 (gender: masculine) (type species, by designation under the plenary power: Curculio ater Linnaeus 1758) (Insecta, Coleoptera). Opinion 1655 

Rhynolophus Gray 1821, London med. Reposit., 15: 300 (an incorrect subsequent spelling for Rhinolophus Lacepède 1799). Direction 24 

Rhynotragus Reck 1925, Illustrierte Zeitung, Leipzig, 164: 451 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Mammalia). Opinion 2029 

RHYPAROCHROMIDA Stål 1862, Öfvers. K. svensk. Vetensk.-Akad. Förhandl., 1862: 213 (type genus: Rhyparochromus Hahn 1826) (an incorrect subsequent spelling for RHYPAROCHROMINAE Amyot & Serville 1843). Opinion 676  

RHYPAROCHROMIDES Amyot & Serville 1843, in Roret’s Suites à Buffon, Hist. nat. Ins., Hémiptères: 251 (type genus: Rhyparochromus Hahn 1826) (an incorrect original spelling for RHYPAROCHROMINAE Amyot & Serville 1843). Opinion 676  

RHYPAROCHROMINA Stål 1870, Öfvers. K. svensk. Vetensk.-Akad. Förhandl., 1870: 663 (type genus: Rhyparochromus Hahn 1826) (an incorrect subsequent spelling for RHYPAROCHROMINAE Amyot & Serville 1843). Opinion 676  

RHYPAROCHROMINAE Amyot & Serville 1843, in Roret’s Suites à Buffon, Hist. nat. Ins., Hémiptères: 251 (type genus: Rhyparochromus Hahn 1826) (Insecta, Hemiptera). Opinion 676  

Rhyparochromus Hahn 1826, Icon. Cimic., fasc. 1 (gender: masculine) (type species, by monotypy: Cimex pini Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 448) (Insecta, Hemiptera). Opinion 676  

Rhypodes Stål 1868, K. svensk. Vetensk.Akad. Handl., Stockholm (n.f.), 7 (No. 11): 76 (gender: masculine) (type species, by monotypy: Nysius zealandicus Dallas 1852, List Spec. hemipt. Ins. Brit. Mus. (2): 552, valid name: Lygaeus clavicornis Fabricius 1794) (Insecta, Hemiptera). Opinion 319  

Rhyssoplax Thiele 1893, Das Gebiss der Schnecken, 2: 368 (gender: feminine) (type species, by designation under the plenary power: Chiton affinis Issel 1869, Malac. Mar Rosso: 234, 235) (Polyplacophora). Opinion 951  

Rhyzophagus Gyllenhal 1813, Insecta suecica descripta. Classis I. Coleoptera sive Eleuterata, vol. 1, part 3, p. 420 (an incorrect subsequent spelling of Rhizophagus Herbst 1793) (Insecta, Coleoptera). Opinion 1810