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Ancyloceratidae
Taxonomy
Ancyloceratidae was named by Gill (1871). Its type is Ancyloceras. 
It was assigned to Hamitaceae by Wright (1952); to Ancyloceratina by Murphy (1975); to Ancylocerataceae by Cantu-Chapa (1962), Förster (1975), Cooper and Kennedy (1979), Aguirre-Urreta (1986), Klinger and Kennedy (1992), Reboulet (1996), Kakabadze and Hoedemaeker (1997), Landra et al. (2000), Szives (2007), Frau et al. (2016), Robert et al. (2018), Ovando-Figueroa et al. (2018); and to Ancyloceratoidea by Delanoy et al. (2013), Delanoy and Baudouin (2023).
It was assigned to Hamitaceae by Wright (1952); to Ancyloceratina by Murphy (1975); to Ancylocerataceae by Cantu-Chapa (1962), Förster (1975), Cooper and Kennedy (1979), Aguirre-Urreta (1986), Klinger and Kennedy (1992), Reboulet (1996), Kakabadze and Hoedemaeker (1997), Landra et al. (2000), Szives (2007), Frau et al. (2016), Robert et al. (2018), Ovando-Figueroa et al. (2018); and to Ancyloceratoidea by Delanoy et al. (2013), Delanoy and Baudouin (2023).
Synonyms
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Synonymy list
| Year | Name and author | 
|---|---|
| 1871 | Ancyloceratidae Gill | 
| 1900 | Tonoceras Hyatt p. 587 | 
| 1952 | Ancyloceratidae Wright | 
| 1962 | Ancyloceratidae Cantu-Chapa p. 29 | 
| 1975 | Ancyloceratidae Förster p. 150 | 
| 1975 | Ancyloceratidae Murphy p. 23 | 
| 1979 | Ancyloceratidae Cooper and Kennedy p. 196 | 
| 1986 | Ancyloceratidae Aguirre-Urreta p. 280 | 
| 1992 | Ancyloceratidae Klinger and Kennedy p. 73 | 
| 1996 | Ancyloceratidae Reboulet p. 169 | 
| 1996 | Ancyloceras (Tonoceras) Wright et al. p. 216 | 
| 1997 | Ancyloceratidae Kakabadze and Hoedemaeker p. 59 | 
| 2000 | Ancyloceratidae Landra et al. p. 36 | 
| 2002 | Tonoceras Sepkoski | 
| 2007 | Ancyloceratidae Szives p. 57 | 
| 2013 | Ancyloceratidae Delanoy et al. p. 92 | 
| 2016 | Ancyloceratidae Frau et al. p. 217 | 
| 2018 | Ancyloceratidae Ovando-Figueroa et al. p. 114 | 
| 2018 | Ancyloceratidae Robert et al. p. 16 | 
| 2023 | Ancyloceratidae Delanoy and Baudouin p. 2 | 
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Ancyloceratidae Gill 1871
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  G. †Ammonitoceras
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   †Ammonitoceras ackermanni Krenkel 1910
   †Ammonitoceras lahuseni Sinzow 1906
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  Invalid names: Ammonitoceras leiferrasensis Delanoy 2018 [synonym], Caseyites morenobedmari Delanoy 2018 [synonym], Caspianites ragazziae Delanoy 2018 [synonym]
   †Ammonitoceras ramboulai Collignon 1962
   †Ammonitoceras ucetiae Dumas 1876
    +
  Invalid names: Ammonitoceras dumasi Delanoy 2018 [synonym], Ammonitoceras madouxi Delanoy 2018 [synonym], Caseyites esteronensis Delanoy 2018 [synonym], Caseyites vermeuleni Delanoy 2018 [synonym], Proaustraliceras bournaudi Delanoy 2018 [synonym]
  Subfm. †Ancyloceratinae Gill 1871
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  G. †Acrioceras Hyatt 1900
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   †Acrioceras hamlini Anderson 1938
   †Acrioceras meriani Ooster 1860
   †Acrioceras tabarelli Astier 1851
   †Acrioceras vespertinum Anderson 1938
   †Acrioceras voyanum Anderson 1938
  G. †Ancyloceras d'Orbigny 1842
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  Subg. †Ancyloceras (Ancyloceras) d'Orbigny 1842
   †Ancyloceras ajax Anderson 1938
   †Ancyloceras attrox Anderson 1938
   †Ancyloceras baugieri d'Orbigny 1850
   †Ancyloceras calloviense Morris 1845
   †Ancyloceras durrelli Anderson 1938
   †Ancyloceras elephas Anderson 1938
   †Ancyloceras furcatum d'Orbigny 1842
   †Ancyloceras mantelli Casey 1960
   †Ancyloceras matheronianum d'Orbigny 1842
   †Ancyloceras nicoleti Pictet and Campiche 1861
   †Ancyloceras rarispina d'Orbigny 1850
   †Ancyloceras remondi Gabb 1864
   †Ancyloceras souyrisorum Vermeulen and Lazarin 2007
   †Ancyloceras tenue d'Orbigny 1850
   †Ancyloceras thomeli Murphy 1975
   †Ancyloceras tzotnei Rouchadze 1933
  G. †Australiceras Whitehouse 1926
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  Subg. †Australiceras (Proaustraliceras) Kakabadze 1977
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   †Australiceras (Proaustraliceras) elegans Stenshin et al. 2014
   †Proaustraliceras tuberculatum Sinzow 1872
   †Australiceras argus Anderson 1938
   †Australiceras gracile Sinzow 1908
   †Australiceras irregulare Tenison-Woods 1882
   †Australiceras jacki Etheridge 1880
   †Australiceras lampros Etheridge 1909
   †Australiceras mozambiquense Krenkel 1910
   †Australiceras robustum Whitehouse 1926
   †Australiceras transiente Whitehouse 1926
  G. †Caspianites Casey 1961
  G. †Epancyloceras Spath 1930
  G. †Jaubertites Sarkar 1955
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   †Jaubertites audouli Astier 1851
   †Jaubertites collignoni Sarkar 1955
   †Jaubertites cooperi Klinger and Kennedy 1977
   †Jaubertites dubius Sarkar 1955
   †Jaubertites georgicum Kakabadze 1978
   †Jaubertites pericauti Vermeulen and Lazarin 2007
   †Jaubertites tskaltsithelense Rouchadze 1933
   †Jaubertites tuberculatum Sarkar 1955
  Invalid names: Ancyloceras (Audouliceras) Thomel 1964 [synonym], Coopericeras Vermeulen and Lazarin 2007 [synonym]
  G. †Sarkariceras Vermeilen 2006
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   †Sarkariceras kaliae Delanoy and Baudouin 2023
   †Sarkariceras thomeli Vermeulen 2006
  G. †Tonohamites Spath 1924
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   †Tonohamites aequicingulatus von Koenen 1902
   †Tonohamites boldii Szives and Monks 2002
   †Tonohamites koeneni Casey 1961
  G. †Tropaeum Sowerby 1837
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  Subg. †Tropaeum (Tropaeum) Sowerby 1837
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   †Tropaeum (Tropaeum) bowerbanki Sowerby 1837
   †Tropaeum (Tropaeum) elaurkense Stenshin et al. 2014
   †Tropaeum antarcticum Wilckens 1947
   †Tropaeum arcticum Stolley 1911
   †Tropaeum australe Moore 1870
   †Tropaeum caseyi Collignon 1962
   †Tropaeum hillsi Sowerby 1836
   †Tropaeum imperator Howchin and Whitehouse 1928
   †Tropaeum leptum Etheridge 1909
   †Tropaeum percostatum Gabb 1864
   †Tropaeum rarum Whitehouse 1926
   †Tropaeum subsimbirskense Sinzow 1925
   †Tropaeum undatum Whitehouse 1926
  G. †Ulyanovskiceras Delanoy and Baudouin 2023
    +
   †Ulyanovskiceras brusyankense Stenshin et al. 2014
   †Ulyanovskiceras mordovense Stenshin et al. 2014
   †Ulyanovskiceras vyrystaykense Stenshin et al. 2014
  G. †Colchidites
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   †Colchidites breistrofferi Kakabadze and Thieuloy 1991
   †Colchidites vulanensis Egojan 1965
   †Colchidites vulanensis australis Klinger et al. 1984
  G. †Lithancylus
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  G. †Pedioceras Gerhardt 1897
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   †Pedioceras asymmetricum Kakabadze and Hoedemaeker 1997
   †Pedioceras caquesense Karsten 1858
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  Invalid names: Ammonites ubaquensis Karsten 1858 [synonym], Pedioceras cundinamarcae Gerhardt 1897 [synonym], Pedioceras durangense Burckhardt 1925 [synonym]
  G. †Pseudoaustraliceras Kakabadze 1981
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   †Pseudoaustraliceras columbiae Basse 1928
   †Pseudoaustraliceras gabbi Anderson 1938
   †Pseudoaustraliceras pavlowi Wassiliewskyi 1908
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  Invalid names: Australiceras hirtzi Collignon 1962 [synonym]
   †Pseudoaustraliceras ramososeptatum Anthula 1899
  G. †Shastoceras Anderson 1938
    +
   †Shastoceras behemoth Anderson 1938
   †Shastoceras californicum Anderson 1938
   †Shastoceras shastense Anderson 1938
   †Shastoceras ventricosum Anderson 1938
  G. †Volgoceratoides Mikhailova and Baraboshkin 2002
    +
   †Volgoceratoides biplicatus von Koenen 1902
   †Volgoceratoides schilovkensis Mikhailova and Baraboshkin 2002
  Invalid names: Anisoceratinae Hyatt 1900 [empty], Leptoceratinae Manolov 1962 [empty], Tonoceras Hyatt 1900 [nomen nudum]
  
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Bajocian to the top of the Late/Upper Campanian or 170.90000 to 72.20000 Ma
Collections (295 total)
| Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number | 
|---|---|---|---|
| Bajocian | Egypt | Ancyloceras tenue (170870) | |
| Late/Upper Tithonian | Iraq (Zakho) | Ancyloceras sp. (192418) | |
| Early/Lower Cretaceous | Chile (Huasco) | Ancyloceratidae indet. (223567) | |
| Valanginian | Mexico (Zacatecas) | Ancyloceras sp., Ancyloceras zacatecanum (87608) | |
| Valanginian | Chile (Coquimbo) | Ancyloceratidae indet. (221558) | |
| Valanginian - Barremian | Svalbard and Jan Mayen | Tropaeum arcticum (212044) | |
| Early/Lower Valanginian - Early/Lower Aptian | Italy | Ancyloceras matheronianu (160725) | |
| Hauterivian | Chile (Huasco) | Paracrioceras andinum (223570) | |
| Hauterivian | Georgia | Acrioceras pulcherrimum (2114) | |
| Hauterivian | USA (California) | Anahamulina vespertina, Aspinoceras hamlini (83591) | |
| Youngest occurrences | |||
| Time interval | Ma | Country or state | PBDB collection number | 
| Late/Upper Aptian - Early/Lower Albian | Antarctica | Australiceras sp. (64184) | |
| Late/Upper Aptian - Early/Lower Albian | Mexico (Sonora) | Huastecoceras sp. (191940) | |
| Early/Lower Albian | United Kingdom (England) | Lithancylus grandis (77947) | |
| Albian | Antarctica | Ancyloceratidae indet. (83358) Tropaeum sp. (64205) | |
| Albian | Switzerland | Ancyloceras nicoleti (2166) Ancyloceras vaucherianus (2167) | |
| Albian | Australia (Queensland) | Crioceras australe (222686) Crioceras irregulare (222687) | |
| Late/Upper Albian | Antarctica | Tropaeum sp. (64193) | |
| Late/Upper Albian | Australia (Queensland) | Tropaeum imperator (83942) | |
| Early/Lower Cenomanian | Mexico (Zacatecas) | Ancyloceras sp., Ancyloceras zacatecanum, Ancyloceras camachoense (87607) | |
| Late/Upper Campanian | Germany | Ancyloceras bipunctatum (64128) | |