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Desmoceras
Taxonomy
Desmoceras was named by Zittel (1884) [Sepkoski's age data: K Apti-u K Turo Sepkoski's reference number: 730]. It is the type genus of Desmoceratidae, Desmocerataceae, Desmoceratinae.
It was assigned to Desmoceratidae by Whitehouse (1928), Reyment (1955), Benavides-Caceres (1956), Cobban (1972), Henderson (1990) and Matsumoto and Skwarko (1993); to Ammonoidea by Stanton (1895) and Sepkoski (2002); and to Desmoceratinae by Matsumoto (1959), Förster (1975), Cooper (1978), Cooper and Kennedy (1979), Wright and Kennedy (1984), Kennedy et al. (1988), Kennedy (1994), Wright et al. (1996), Arkadiev et al. (2000), Szives (2007), Kennedy and Latil (2007), Kennedy and Klinger (2013), Kennedy (2013), Kennedy and Morris (2018), El Qot (2018) and Gautam et al. (2019).
It was assigned to Desmoceratidae by Whitehouse (1928), Reyment (1955), Benavides-Caceres (1956), Cobban (1972), Henderson (1990) and Matsumoto and Skwarko (1993); to Ammonoidea by Stanton (1895) and Sepkoski (2002); and to Desmoceratinae by Matsumoto (1959), Förster (1975), Cooper (1978), Cooper and Kennedy (1979), Wright and Kennedy (1984), Kennedy et al. (1988), Kennedy (1994), Wright et al. (1996), Arkadiev et al. (2000), Szives (2007), Kennedy and Latil (2007), Kennedy and Klinger (2013), Kennedy (2013), Kennedy and Morris (2018), El Qot (2018) and Gautam et al. (2019).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1884 | Desmoceras Zittel |
1895 | Desmoceras Stanton p. 75 |
1923 | Eodesmoceras Spath |
1925 | Phyllodesmoceras Spath |
1928 | Desmoceras Whitehouse p. 200 |
1947 | Lunatodorsella Breistroffer p. 76 |
1955 | Desmoceras Reyment p. 17 |
1956 | Desmoceras Benavides-Caceres p. 438 |
1959 | Desmoceras Matsumoto p. 6 |
1972 | Desmoceras Cobban p. 5 |
1975 | Desmoceras Förster p. 215 |
1978 | Desmoceras Cooper p. 79 |
1979 | Desmoceras Cooper and Kennedy p. 237 |
1984 | Desmoceras Wright and Kennedy p. 61 |
1988 | Desmoceras Kennedy et al. p. 36 |
1990 | Desmoceras Henderson p. 111 |
1993 | Desmoceras Matsumoto and Skwarko p. 418 |
1994 | Desmoceras Kennedy p. 219 |
1996 | Desmoceras Wright et al. p. 82 |
2000 | Desmoceras Arkadiev et al. p. 107 |
2002 | Desmoceras Sepkoski |
2002 | Eodesmoceras Sepkoski |
2007 | Desmoceras Kennedy and Latil p. 458 |
2007 | Desmoceras Szives p. 56 |
2013 | Desmoceras Kennedy p. 632 |
2013 | Desmoceras Kennedy and Klinger p. 39 |
2018 | Desmoceras El Qot p. 155 |
2018 | Desmoceras Kennedy and Morris p. 90 |
2019 | Desmoceras Gautam et al. p. 20 |
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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.
G. †Desmoceras Zittel 1884
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Subg. †Desmoceras (Desmoceras) Zittel 1884
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†Desmoceras (Desmoceras) latidorsatum Michelin 1838
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†Desmoceras (Desmoceras) latidorsatum complanatum Jacob 1907
†Desmoceras (Desmoceras) latidorsatum lemoinei Collignon 1928
†Desmoceras (Desmoceras) latidorsatum perinflatum Cooper and Kennedy 1979
Subg. †Desmoceras (Pseudouhligella) Matsumoto 1938
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†Desmoceras (Pseudoughligella) bearskinense McLearn 1972
†Desmoceras (Pseudoughligella) dawsoni Whiteaves 1900
†Desmoceras (Pseudoughligella) subezoanum McLearn 1972
†Desmoceras (Pseudouhligella) alamoense Anderson 1958
†Desmoceras (Pseudouhligella) argonauticum Anderson 1958
†Desmoceras (Pseudouhligella) barryae Anderson 1958
†Desmoceras (Pseudouhligella) bearskinense McLearn 1972
†Desmoceras (Pseudouhligella) calabarense Reyment 1955
†Desmoceras (Pseudouhligella) ezoanum Matsumoto 1941
†Desmoceras (Pseudouhligella) intrapunctatum Keupp 2008
†Desmoceras (Pseudouhligella) japonicum Yabe 1904
†Desmoceras (Pseudouhligella) poronaicum Yabe 1904
†Desmoceras (Pseudouhligella) vetus Murphy and Rodda 1959
†Desmoceras chimuense Benavides-Caceres 1956
†Desmoceras hoffmanni Gabb 1864
†Desmoceras inane Stoliczka 1865
†Desmoceras kossmati Matsumoto 1942
†Desmoceras planorbiforme Böhm 1891
†Desmoceras pseudinane Shimizu 1935
†Desmoceras voyi Anderson 1902
Invalid names: Eodesmoceras Spath 1923 [synonym], Latidorsella Jacob 1907 [synonym], Lunatodorsella Breistroffer 1947 [synonym], Phyllodesmoceras Spath 1925 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 9 | 24.3 | 7.50 | 54.5 | 26.0 | 17.4 | |
shell diameter | 9 | 48.8 | 14.0 | 117.0 | 52.6 | 37.3 | |
shell inflation | 9 | 8.44 | 2.50 | 28.0 | 10.2 | 8.75 |
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Source: o = order, c = class | |||||
References: Kiessling 2004, Kiessling 2003 |
Age range: base of the Barremian to the top of the Late/Upper Campanian or 129.40000 to 70.60000 Ma
Collections (240 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Barremian | Italy | D. sp. (71828) | |
Barremian - Aptian | Mexico (Zacatecas) | D. sp. (87622) | |
Barremian - Aptian | Mexico (Durango) | D. sp. (87621) | |
Late/Upper Aptian | Hungary | D. sp., D. latidorsatum (226273) | |
Late/Upper Aptian - Early/Lower Albian | USA (California) | D. merriami (225527) | |
Albian | Japan | D. kossmanti (122346) | |
Albian | Canada (British Columbia) | D. alamoense (87475 87481 87486 87487 87492 87496 87678 87681 87687) D. bearskinense (87477) D. bearskinense, D. alamoense (87476) D. dawsoni (87479 87488) D. dawsoni, D. bearskinense (87478 87490) D. dawsoni, D. bearskinense, D. alamoense (87482) D. japonicum (87505) D. sp. (87684) D. subezoanum, D. japonicum (87506) | |
Albian | Egypt | Puzosia latidorsata (171299) | |
Albian | USA (Alaska) | D. sp. (38516) | |
Albian | Madagascar | D. latidorsatum (98227 98228 98229 98234 98244) D. latidorsatum, Lunatodorsella chirichensis (98268) D. planulatum (98249) Latidorsella latidorsata (98264) | |
Albian | Madagascar (Mahajanga) | D. latidorsatum (86497) | |
Albian | USA (California) | D. merriami (216096 216375 216376 216377 216378) D. voyi (44206) | |
Albian | USA (Oregon) | D. latidorsatum, D. alamoense (229463) | |
Early/Lower Albian | South Africa | D. latidorsatum (177183) | |
Early/Lower Albian | Madagascar | D. latidorsatum (98226 98266) | |
Early/Lower Albian | Mexico (Coahuila de Zaragoza) | Latidorsella latidorsata (88253) | |
Early/Lower Albian | USA (California) | D. latidorsatum (214414 216423) D. selwynianum (176021) | |
Early/Lower Albian | Peru (Cajamarca) | D. sp. (88520) | |
Early/Lower Albian | Canada (British Columbia) | D. alamoense (87501) | |
Early/Lower Albian | Colombia | D. latidorsatum (67346 67347 67349 67350 67357 67358 67359 67364 67365) D. sp. (67361 67362 67371 67372) | |
Early/Lower Albian | Peru | D. chimuense (88182 158985) | |
Early/Lower Albian | France | D. latidorsatum (56521 56561 58123) | |
Early/Lower Albian | Egypt | D. latidorsatum (191700) | |
Early/Lower Albian - Middle Albian | France | D. latidorsatum (13499 56845) | |
Early/Lower Albian - Late/Upper Albian | France | D. latidorsatum (57922 58861) | |
Middle Albian | France | D. inflatum, D. latidorsatum, D. complanatum (233804 233805) D. latidorsatum (56529 56540 56664 58422 58933) | |
Middle Albian | Venezuela | D. latidorsatum (87946) | |
Middle Albian | Peru | D. latidorsatum (88174) | |
Middle Albian | Madagascar | D. collignoni (98218) D. latidorsatum (98232) | |
Middle Albian | Canada (Nunavut) | D. sp. (87625 87626) | |
Middle Albian | Madagascar (Mahajanga) | D. collignoni (86503) | |
Middle Albian - Late/Upper Albian | Switzerland | D. sp. (197618) | |
Late/Upper Albian | USA (California) | Beudanticeras alamoense, Beudanticeras argonauticum (86818) D. argonauticum (1784) D. dawsoni (225648 225670 225674) D. sp. (216400) Desmophyllites sp. (216392) | |
Late/Upper Albian | Australia (Northern Territory) | D. latidorsatum (70245) | |
Late/Upper Albian | France | D. latidorsatum (56523 56552 56554 56680 57941 58122 58125 58359 58431 58527 58533 58560 58878 58885 174465 174466 174479 174485 174487) | |
Late/Upper Albian | Venezuela (Lara) | D. latidorsatum (87953) | |
Late/Upper Albian | Mozambique | D. latidorsatum (174832) | |
Late/Upper Albian | Japan | D. dawsoni (86980) D. kossmanti (122277) | |
Late/Upper Albian | India | D. latidorsatum (201887) D. poronaicum (201884) | |
Late/Upper Albian | Ukraine | D. latidorsatum, D. inane (183295) | |
Late/Upper Albian | Madagascar (Mahajanga) | D. latidorsatum (98220 98221) | |
Late/Upper Albian | South Africa | D. latidorsatum (66021 177455) | |
Late/Upper Albian | Canada (British Columbia) | D. bearskinense (126235) D. dawsoni (87695 87712 87713 87718) D. dawsoni, D. subezoanum (87690 87691 87714 87720) D. sp. (87717) D. sp., D. dawsoni, D. subezoanum (87715) D. subezoanum (87716) | |
Late/Upper Albian | USA (Alaska) | D. sp. (88619) | |
Late/Upper Albian | Angola | D. latidorsatum (210730 210731 232170 232171) | |
Late/Upper Albian | Austria | D. latidorsatum (232173) | |
Late/Upper Albian | Egypt | D. latidorsatum (98327) | |
Late/Upper Albian | Mexico (Sonora) | D. vetus (191941) | |
Late/Upper Albian - Early/Lower Cenomanian | USA (California) | D. barryae (83772) D. kossmati (224969) | |
Cenomanian | Nigeria | D. latedorsatum (210264) | |
Cenomanian | USA (California) | Beudanticeras alamoense (44203) D. inane (44197 83773) D. sp. (185730) | |
Cenomanian | Canada (British Columbia) | D. ezoanum (88117) | |
Cenomanian | India | D. latidorsatum (217151 217156 217157) D. sp. (217158 217160) | |
Cenomanian | Japan | D. japonicum (87018) | |
Cenomanian | Germany | D. latidorsatum (66779) | |
Cenomanian | Antarctica | D. latidorsatum (83561) Pseudouhligella sp., D. latidorsatum (83367) | |
Cenomanian | South Africa | D. latidorsatum (66023) | |
Cenomanian | USA (Texas) | D. sp. (6595) | |
Cenomanian | France | D. latidorsatum (58935) | |
Cenomanian | USA (Alaska) | D. japonicum (88621 88622 88913 88936 88937) D. sp. (88910 88914 88916) | |
Early/Lower Cenomanian | France | D. latidorsatum (13500) | |
Early/Lower Cenomanian | Russian Federation | D. japonicum (169546) | |
Early/Lower Cenomanian | USA (Texas) | Pseudouhligella sp. (88747) | |
Early/Lower Cenomanian | Turkmenistan | D. latidorsatum (183308) | |
Early/Lower Cenomanian | Tunisia | Puzosia paronae (178213) | |
Early/Lower Cenomanian | USA (California) | D. alamoense, D. argonauticum (1788) D. argonauticum (1786 1787 1789) D. barryae (1791 1792 1798 1801 1802) D. inane (44208) D. japonicum, D. barryae (1810) | |
Early/Lower Cenomanian | United Kingdom (England) | D. spp. (230775) | |
Early/Lower Cenomanian | Japan | D. kossmanti (123152) D. kossmati (4875 86983) D. latidorsatum (86984) | |
Early/Lower Cenomanian | Japan (Hokkaido) | D. ezoanum (62649) D. ezoanum, D. poronaicum (70535) D. japonicum (70530) D. poronaicum (70536) D. spp., D. dawsoni, D. japonicum, D. poronaicum, D. kossmati (62650 62651) D. spp., D. ezoanum, D. poronaicum, D. kossmati (70537) D. spp., D. japonicum (62633) | |
Early/Lower Cenomanian | Tanzania | D. latidorsatum (193269) | |
Early/Lower Cenomanian | France (Normandie) | D. latidorsatum (230776) | |
Early/Lower Cenomanian | Angola | D. latidorsatum (70936 70937 70938 70944 70945) | |
Early/Lower Cenomanian | Nigeria | D. calabarense (210265) D. sp. (69631) | |
Early/Lower Cenomanian | Brazil | D. sp. (140837) | |
Early/Lower Cenomanian | Mexico (Zacatecas) | D. austeni (87607) | |
Early/Lower Cenomanian | Madagascar | D. latidorsatum (174322) | |
Early/Lower Cenomanian | Canada (British Columbia) | D. japoncium, D. sp. (87692) D. japonicum (87696) | |
Early/Lower Cenomanian - Middle Cenomanian | France | D. latidorsatum (58626 58883) | |
Late/Upper Cenomanian | Angola | D. eozanum (175545) | |
Late/Upper Cenomanian | Russian Federation (Sakhalin) | D. pseudinane (64557) | |
Late/Upper Cenomanian | USA (California) | D. inane (185727) | |
Late/Upper Cenomanian | Russian Federation | D. kossmati (84222) | |
Late/Upper Cenomanian | Venezuela (Lara) | D. chimuense (87993) | |
Late/Upper Cenomanian | Japan (Hokkaido) | D. japonicum (94684) | |
Middle Cenomanian | Papua New Guinea | D. ezoanum (174846) | |
Middle Cenomanian | USA (New Mexico) | D. sp. (178790) | |
Middle Cenomanian | Nigeria | D. sp. (69628 69629 69630) | |
Middle Cenomanian | Turkmenistan | D. latidorsatum (183307) | |
Middle Cenomanian | France | D. latidorsatum (82843) | |
Middle Cenomanian | USA (California) | D. japonicum (224960) | |
Middle Cenomanian - Late/Upper Cenomanian | Antarctica | D. sp., Pseudouhligella sp. (106266) | |
Turonian - Coniacian | USA (Alaska) | D. japonicum (88938) D. sp. (88934) | |
Early/Lower Turonian | Russian Federation | D. japonicum (84218) | |
Late/Upper Campanian | Germany | D. planorbiforme (221859) |