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Tancredia
Taxonomy
Tancredia was named by Lycett (1850) [Sepkoski's age data: J Hett T Dani Sepkoski's reference number: 1061]. Its type is Tancredia donaciformis.
It was assigned to Veneroida by Sepkoski (2002); and to Tancrediidae by Russell and Landes (1937), Skwarko (1967), Vokes (1980), Bouchet et al. (2010), Ros-Franch et al. (2014).
It was assigned to Veneroida by Sepkoski (2002); and to Tancrediidae by Russell and Landes (1937), Skwarko (1967), Vokes (1980), Bouchet et al. (2010), Ros-Franch et al. (2014).
Species
Species lacking formal opinion data
T. anabarensis, T. angulata, T. axiniformis, T. brevis, T. chaputi, T. dingriensis, T. dionrillensis, T. elegans, T. explicata, T. extensa, T. gibbosa, T. gibbosa, T. gibbosa, T. inornata, T. johnstrupi, T. latoniformis, T. lingonensis, T. magna, T. manderaensis, T. nanlingensis, T. nigra, T. ovata, T. planata, T. rostrata, T. subplana, T. subplanata, T. tellina, T. transversa, T. truncata, T. tuchkovi, T. typica, T. vishnui
Synonymy list
| Year | Name and author |
|---|---|
| 1850 | Tancredia Lycett |
| 1937 | Tancredia Russell and Landes p. 153 |
| 1967 | Tancredia Skwarko p. 20 |
| 1980 | Tancredia Vokes p. 154 |
| 2002 | Tancredia Sepkoski |
| 2010 | Tancredia Bouchet et al. |
| 2014 | Tancredia Ros-Franch et al. |
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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. †Tancredia Lycett 1850
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Subg. †Tancredia (Corburella)
Subg. †Tancredia (Isotancredia)
Subg. †Tancredia (Palaeomya) Zittel and Goubert 1861
Subg. †Tancredia (Paratancredia)
†Tancredia africana Stefanini 1939
†Tancredia allani Marwick 1953
†Tancredia americana Meek and Hayden 1857
†Tancredia americana cupressensis Russell and Landes 1937
†Tancredia beneckei Philippi 1898
†Tancredia donaciformis Lycett 1850
†Tancredia elongata Lundgren 1895
†Tancredia knowltoni Stanton 1899
†Tancredia kurupana Imlay 1961
†Tancredia plana Moore 1870
†Tancredia slavichi Marincovich, Jr. 1993
†Tancredia stelcki McLearn 1945
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 18.0 |
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| Source: f = family, superf = superfamily, c = class | |||||
| References: Sanchez Roig 1926, Aberhan et al. 2004 | |||||
Collections (214 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian | Germany (Hessen) | T. beneckei (38545) | |
| Anisian | Germany (Baden-Württemberg) | T. beneckei (206384) | |
| Lacian | Russian Federation | T. explicata (39313) | |
| Rhaetian | Russian Federation | T. tuchkovi (69411 69416 69448) | |
| Rhaetian | Canada (British Columbia) | T. sp. (45379) | |
| Angulata | Luxembourg | T. sp. (149756) | |
| Early/Lower Hettangian | France | T. ovata (39215) | |
| Hettangian | Greenland | T. sp. (162106) | |
| Planorbis | France | T. ovata (39381) | |
| Early/Lower Jurassic | Vietnam (South Viet-Nam) | T. latoniformis (37217) | |
| Early/Lower Sinemurian | China | T. nanlingensis (59623) | |
| Jamesoni | Greenland | T. johnstrupi (162073 162077) T. johnstrupi, T. sp. (162275) T. sp. (161979 162272 162274) T. sp., T. johnstrupi (161977 162071 162072) T. sp., T. johnstrupi, T. sp. C (162271) T. sp., T. n. sp. B, T. elegans, T. johnstrupi (161976) T. sp., T. sp. B, T. johnstrupi (162111) | |
| Late/Upper Pliensbachian | United Kingdom (Gloucestershire) | T. lingonensis (204120) | |
| Pliensbachian | Greenland | T. dionrillensis, T. donaciformis (162088) T. elongata (161207) T. johnstrupi (161966 161968 162285) T. sp. (161964 161972 161973 161978 162056 162078 162079 162091 162099 162112 162259 162270 162282) T. sp., T. B (161975) T. sp., T. johnstrupi (161970 161974 162059 162082 162110 162113) T. sp., T. sp. B, T. johnstrupi (161969 162058) T. sp., T. sp. B., T. johnstrupi (162083) | |
| Toarcian | Svalbard and Jan Mayen | T. anabarensis (212795) | |
| Toarcian | Greenland | T. sp. (162288) | |
| Toarcian - Bajocian | Svalbard and Jan Mayen | T. sp. (212477) | |
| Late/Upper Toarcian - Aalenian | France | T. chaputi (51501) | |
| Temaikan | New Zealand (Auckland) | T. sp. (233875) | |
| Aalenian | United Kingdom (Yorkshire) | T. axiniformis (220499) | |
| Opalinum | Switzerland | T. sp. (35782 35799 35803 35804 35805 35811 35813 35818 35822 35825 35826 35828 35829 35830 35831 35848 35936 36169) | |
| Aalenian - Callovian | China (Xizang) | T. sp. (61519) | |
| Middle Jurassic | United Kingdom (Gloucestershire) | T. angulata (204059) T. brevis, T. extensa (204056) T. extensa (204105) T. extensa, T. gibbosa (204099) T. planata (204100) | |
| Early/Lower Bajocian | Chile (Coquimbo) | T. sp. (221997) | |
| Bajocian | USA (Idaho) | T. sp. (167063) | |
| Bajocian | Tanzania | T. sp. (36395 36402) | |
| Bajocian | Madagascar | T. sp. (101703) | |
| Bajocian | India | T. gibbosa (68275 68277 68280) T. vishnui (68276) | |
| Bajocian | USA (Wyoming ) | T. sp. (167082) | |
| Bajocian | Poland | T. axiniformis (124921) | |
| Discites | Luxembourg | T. sp. (141491) | |
| Bajocian - Bathonian | USA (Montana) | T. inornata (68831 68832) T. sp. (68830) | |
| Bajocian - Bathonian | New Zealand | T. allani (56237) | |
| Bajocian - Bathonian | USA (Utah) | T. sp. (171983 171984 172016) | |
| Late/Upper Bajocian | USA (Utah) | T. sp. (167204) | |
| Late/Upper Bajocian | United Kingdom (England) | T. sp. (27876) | |
| Late/Upper Bajocian | Poland | T. axiniformis (124922) | |
| Late/Upper Bajocian | Russian Federation | T. sp. (68344) | |
| Late/Upper Bajocian | USA (Wyoming) | T. sp. (167176) | |
| Late/Upper Bajocian - Early/Lower Bathonian | France | T. donaciformis (9141) | |
| Bathonian | United Kingdom (Scotland) | T. gibbosa (40710 40715) | |
| Bathonian | USA (Alaska) | T. sp. (68801) | |
| Bathonian | India | T. vishnui (67669 68278 68279) | |
| Bathonian | Greenland | T. sp. (162296) | |
| Middle Bathonian | United Kingdom (England) | T. truncata, T. extensa, T. planata (36547) | |
| Bathonian - Callovian | New Zealand | T. allani (63774) | |
| Callovian | Svalbard and Jan Mayen | T. sp. (212797) | |
| Early/Lower Callovian | Madagascar | T. extensa (98185) | |
| Early/Lower Callovian - Middle Callovian | New Zealand | T. allani (56241) | |
| Callovian - Oxfordian | Tunisia | T. sp. (13860) | |
| Callovian - Oxfordian | Somalia | T. africana (94526) | |
| Early/Lower Oxfordian | United Kingdom (England) | T. subplanata (4093) | |
| Middle Oxfordian | United Kingdom (England) | T. nigra (4087) | |
| Oxfordian | Kenya | T. sp. (36483 36484) | |
| Oxfordian | USA (Wyoming) | T. transversa (36532) | |
| Oxfordian | United Kingdom (England) | T. nigra (1606) T. subplana (2652) T. subplanata (1504 1599) | |
| Oxfordian | Greenland | T. donaciformis (1468) T. magna (1405 1406 1412 1464 1465 1467 1469 1499 1500 1501 1502) | |
| Oxfordian | Ethiopia | T. sp. (94588) | |
| Late/Upper Jurassic | Kenya | T. manderaensis (36510) | |
| Oxfordian - Tithonian | Japan (Kumamoto) | T. rostrata (40342 40557) | |
| Late/Upper Oxfordian | United Kingdom (England) | T. nigra (4085) T. subplanata (5938) | |
| Late/Upper Oxfordian - Early/Lower Kimmeridgian | USA (California) | T. sp. (192834) | |
| Late/Upper Oxfordian - Early/Lower Kimmeridgian | USA (Alaska) | T. sp. (5467 5470) | |
| Late/Upper Oxfordian - Kimmeridgian | USA (Alaska) | T. sp. (5229) | |
| Kimmeridgian | Mexico (Chiapas) | T. subcurtansata (98672) | |
| Late/Upper Kimmeridgian | Germany (Bavaria) | T. sp. (132944) | |
| Late/Upper Kimmeridgian | Russian Federation (Khanty-Mansi Autonomous Okrug) | T. sp. (58783) | |
| Early/Lower Tithonian | Portugal | T. sp. (7414 7891 7896 7915 7916) T. typica (8040 8041 8205) | |
| Tithonian | Greenland | T. sp. (1201 1212 1225 1226 1240) | |
| Berriasian | Russian Federation | T. sp. (2458 2459 2460 2461) | |
| Early/Lower Valanginian | Russian Federation | T. sp. (189599) | |
| Late/Upper Valanginian | Russian Federation | T. sp. (189644) | |
| Valanginian | Russian Federation (Siberia) | T. sp. (2466 2472 2473) | |
| Valanginian - Hauterivian | Tanzania | T. tellina (79090 79257) | |
| Barremian | Canada (British Columbia) | T. sp. (88120) | |
| Aptian | Australia (Western Australia) | T. plana (162298 162309) | |
| Aptian | Canada (Northwest Territories) | T. sp. (55864) | |
| Aptian | Svalbard and Jan Mayen | T. kurupana (212810) | |
| Aptian - Albian | China (Xizang) | T. dingriensis (64249) | |
| Late/Upper Aptian | New Zealand | T. sp. (65632) | |
| Albian | Svalbard and Jan Mayen | T. kurupana (212815) | |
| Albian | USA (Alaska) | T. kurupana (44321 44326) T. sp. (44318 44327 44365) T. stelcki (44293 44311 44314 44315 44325) | |
| Campanian | Canada (Alberta) | T. americana (87434) | |
| Early/Lower Campanian | Canada (Alberta) | T. americana (82650 82651 82670) | |
| Late/Upper Campanian | Canada (Alberta) | T. americana (87440) | |
| Middle Campanian | Canada (Alberta) | T. americana (82684) | |
| Early/Lower Maastrichtian | Canada (Alberta) | T. americana (82644) | |
| Late/Upper Maastrichtian | Canada (Alberta) | T. americana (82643) | |
| Late/Upper Maastrichtian | USA (South Dakota) | T. americana (88511) | |
| Maastrichtian | USA (North Dakota) | T. americana (1339) | |
| Maastrichtian | USA (Texas) | T. sp. (4574 4590 4610) | |
| Maastrichtian | USA (South Dakota) | T. americana (1320) | |
| Danian | USA (Alaska) | T. slavichi (64414) |