Aapticheilichthys Huber, 2011 (basis of record)
Abacophrastus Will, 2011 (basis of record)
Abbrevikhosara Aristov, 2013 † (basis of record)
Abcharis Tkoč & Ježek, 2013 (basis of record)
Aberracla Gorokhov, 2011 accepted as Leptopsis Desutter-Grandcolas, 1996 (basis of record)
Abraracourcix Stroiński & Szwedo, 2011 † (basis of record)
Abrigramma Yang, Wang, Labandeira, Shih & Ren, 2014 † (basis of record)
Abrohadeocoleodes Tan, Ren, Shih & Yang, 2013 † (basis of record)
Abscondita Ballantyne, Lambkin & Fu, 2013 (basis of record)
Absurdaster Kroh, Lukeneder & Gallemí, 2014 † (basis of record)
Abursanema Yaghoubi, Pourjam, Pedram, Siddiqi & Atighi, 2014 (basis of record)
Abyssomelania Kaim, Jenkins, Tanabe & Kiel, 2014 † (basis of record)
Abyssopinna Schultz & Huber, 2013 accepted as Pinna Linnaeus, 1758 (basis of record)
Acallocheirus Bird & Bamber, 2013 (basis of record)
Acamptonectes Fischer, Maisch, Naish, Kosma, Liston, Joger, Krüger, Pérez, Tainsh & Appleby, 2012 † (basis of record)
Acangaobitermes Rocha, Cancello & Cuezzo, 2011 (basis of record)
Acanoides Sun, Marusik & Tu, 2014 (basis of record)
Acanthobatesianus Wallin, Kvamme & Lin, 2012 accepted as Acanthocinus Dejean, 1821 (basis of record)
Acanthocephalonotum Petrulevičius & Popov, 2014 † (basis of record)
Acantholachesilla García Aldrete, Saenz Manchola & González Obando, 2014 (basis of record)
Acanthoperla Cavalier-Smith in Cavalier-Smith & Chao, 2012 (basis of record)
Acanthophoenicides Audo & Charbonnier, 2012 † (basis of record)
Acanthorhachis Martill, Del Strother & Gallien, 2014 † (basis of record)
Acanthoscirtes Hemp, 2012 (basis of record)
Acanthospondylus Harper, 2014 † (basis of record)
Acanthostictoporella Ernst, 2011 † (basis of record)
Acareprosopon Klompmaker, 2013 † (basis of record)
Acarnana Emeljanov, 2012 accepted as Acarna Stål, 1863 (basis of record)
Acauda Whipps, 2011 (basis of record)
Acavomonas Tikhonenkov, Janouškovec, Mylnikov, Mikhailov, Simdyanov, Aleoshin & Keeling, 2014 (basis of record)
Acephalus Mandal & Ray, 2013 (basis of record)
Acerobiella Gattolliat, 2012 (basis of record)
Acetyphlops Hoser, 2012 accepted as Typhlops Oppel, 1811 (basis of record)
Acheroraptor Evans, Larson & Currie, 2013 † (basis of record)
Acinoproskelos Bamber & Błażewicz-Paszkowycz, 2013 (basis of record)
Ackyserpens Hoser, 2013 accepted as Rhinophis Hemprich in Wagler, 1830 (basis of record)
Ackytyphlops Hoser, 2013 accepted as Ramphotyphlops Fitzinger, 1843 (basis of record)
Acoitella Salas, 2011 † (basis of record)
Acosta Özdikmen, 2012 (basis of record)
Acristavus Gates, Horner, Hanna & Nelson, 2011 † (basis of record)
Acritophiomys Sallam, Seiffert & Simons, 2012 † (basis of record)
Acrocephalomyia Ibáñez-Bernal & Hernández-Ortiz, 2012 (basis of record)
Acrodentis Christiansen & Stucky, 2013 † (basis of record)
Acrolophomys Kelly & Whistler, 2014 † (basis of record)
Acrotholus Evans, Schott, Larson, Brown & Ryan, 2013 † (basis of record)
Acrotmarus Tang & Li, 2012 (basis of record)
Actenos Bamber, 2013 (basis of record)
Acucyclidium Gao, Gao, Wang, Katz & Song, 2014 (basis of record)
Adamsochrysa Makarkin & Archibald, 2013 † (basis of record)
Adelatelecrinus Messing, 2013 (basis of record)
Adelia Moulds, 2012 (basis of record)
Adelphopauropus Scheller, 2013 (basis of record)
Adelynhoserboa Hoser, 2013 accepted as Tropidophis Cocteau & Bibron in Sagra, 1843 (basis of record)
Adelynhoserea Hoser, 2012 accepted as Cryptelytrops Cope, 1859 (basis of record)
Adelynhosersaur Hoser, 2013 accepted as Hypsilurus Peters, 1867 (basis of record)
Adelynhoserserpenae Hoser, 2012 accepted as Atropoides Werman, 1992 (basis of record)
Adelynhosertyphlops Hoser, 2013 accepted as Ramphotyphlops Fitzinger, 1843 (basis of record)
Adelynkimberleyea Hoser, 2012 accepted as Laudakia Gray, 1845 (basis of record)
Adencythere Mohammed & Keyser, 2014 (basis of record)
Adenopygus Bolfarini & De Mello, 2012 (basis of record)
Adinophis Pritchard, McCartney, Krause & Kley, 2014 † (basis of record)
Adlatipora Gautier, Jackson & McKinney, 2013 † (basis of record)
Adlbauerandra Bouyer, Drumont & Santos-Silva, 2012 (basis of record)
Adnetoscyllium Guinot, Underwood, Cappetta & Ward, 2013 † (basis of record)
Adventacarus Ripka, 2011 (basis of record)
Aegiromenella Rong, Huang, Zhan & Harper, 2013 † accepted as Aegiromena Havlicek, 1961 † (basis of record)
Aegisuchus Holliday & Gardner, 2012 † (basis of record)
Aegloconops Gibson, 2013 accepted as Asiconops Chen, 1939 (basis of record)
Aegyptocetus Bianucci & Gingerich, 2011 † (basis of record)
Aegyptosaepia Košťák, Jagt, Speijer, Stassen & Steurbaut, 2013 † (basis of record)
Aenigmastropheus Ezcurra, Scheyer & Butler, 2014 † (basis of record)
Aequixyela Wang, Rasnitsyn & Ren, 2014 † (basis of record)
Aerotitan Novas, Kundrat, Agnolin, Ezcurra, Ahlberg, Isasi, Arriagada & Chafrat, 2012 † (basis of record)
Aerugoamnis Henrici, Báez & Grande, 2013 † (basis of record)
Aesia Richter, 2011 (basis of record)
Aetanna Lee, 2014 (basis of record)
Aetheapnomyia Harbuch & Greenwalt, 2012 † (basis of record)
Aetheliparis Stein, 2012 (basis of record)
Aethioeubria Hájek & Lee, 2014 (basis of record)
Aetobarbakinoides Desojo, Ezcurra & Kischlat, 2012 † (basis of record)
Afaranthropus Bonde, 2012 † (basis of record)
Afemurseta Tan, Huang, Fu & Wang, 2014 (basis of record)
Affinigramma Yang, Wang, Labandeira, Shih & Ren, 2014 † (basis of record)
Afrasia Chaimanee, Chavasseau, Beard, Kyaw, Soe, Sein, Lazzari, Marivaux, Marandat, Swe, Rugbumrung, Lwin, Valentin, Zin-Maung-Maung-Thein & Jaeger, 2012 † (basis of record)
Afraustraloderes Bouyer, 2012 (basis of record)
Afriodinia d'Abrera, 2009 (basis of record)
Afroagraecia Ingrisch & Hemp, 2013 (basis of record)
Afroanthracites Hemp & Ingrisch, 2013 (basis of record)
Afrocerophytum Costa, Vanin & Rosa, 2014 (basis of record)
Afrocoscinia Dubatolov, 2010 (basis of record)
Afrodinychus Kontschán & Starý, 2013 (basis of record)
Afroelfus Gnezdilov, 2012 (basis of record)
Afrogravesia Schweigert, Zeiss & Westermann, 2012 † (basis of record)
Afrogrylloblattus Aristov & Mostovski, 2013 † (basis of record)
Afrohelops Schawaller, 2012 (basis of record)
Afroicelita Aarvik, 2014 (basis of record)
Afrojoyeuxia Haukisalmi, 2013 (basis of record)
Afrolarinus Gultekin, 2013 (basis of record)
Afrolimnadia Rogers, Rabet & Weeks, 2012 accepted as Gondwanalimnadia Rogers, Rabet & Weeks, 2016 (basis of record)
Afrolimosina Papp, 2014 (basis of record)