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Orthotetidae
Taxonomy
Orthotetidae was named by Waagen (1884) [Nom. transl. McEwan (1939, p. 619) from Orthotetinae Waagen (1884)].
It was assigned to Orthotetacea by Boucot and Johnson (1964); to Strophomenida by Archbold (1991); and to Orthotetoidea by Williams et al. (2000).
It was assigned to Orthotetacea by Boucot and Johnson (1964); to Strophomenida by Archbold (1991); and to Orthotetoidea by Williams et al. (2000).
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Orthotetidae Waagen p. 576 |
| 1964 | Orthotetidae Boucot and Johnson p. 6 |
| 1991 | Orthotetidae Archbold p. 58 |
| 2000 | Orthotetidae Williams et al. p. 649 |
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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. †Orthotetidae Waagen 1884
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G. †Derbyoides
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†Derbyoides dunbari Cooper and Grant 1974
†Derbyoides lamella Liang 1990
†Derbyoides marathonensis Cooper and Grant 1974
†Hipparionyx ereme Talent 1963
†Hipparionyx major Gill 1949
G. †Orthotetes
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†Orthotetes abruptus Liang 1990
†Orthotetes afanasjevae Manankov 2004
†Orthotetes bisulcatus Waterhouse 1966
†Orthotetes canadensis Shi and Waterhouse 1996
†Orthotetes guppyi Thomas 1958
†Orthotetes huagongensis Liao 1979
†Orthotetes jugorica Ustritsky 1960
†Orthotetes kaskaskiensis McChesney 1860
†Orthotetes keokuk Hall 1858
†Orthotetes kraffti Diener 1903
†Orthotetes occidentalis Lane 1963
†Orthotetes picta Fang 1983
†Orthotetes plana Ivanov 1926
†Orthotetes simensis Tschernyschew 1902
†Orthotetes sulcus Branson 1930
†Orthotetes sulensis Kalashnikov 1993
†Orthotetes trigonalis Lee and Gu 1980
†Orthothetes crenistria Phillips 1836
Invalid names: Orthotetoides [synonym], Pseudoorthotetes [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Homerian to the top of the Changhsingian or 430.50000 to 252.17000 Ma
Collections (359 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Homerian | Sweden (Gotland) | Orthothetes adnata (13599) | |
| Homerian - Gorstian | Mexico (Tamaulipas) | Orthotetidae indet. (5115) | |
| Ludfordian | Mexico (Tamaulipas) | Orthotetidae indet. (3566 3567) | |
| Pridoli | USA (New York) | Orthotetes sp. (517) | |
| Lochkovian | Canada (Nova Scotia) | Hipparionyx proximus (24857) | |
| Lochkovian | New Zealand | Hipparionyx minor (40534) | |
| Lochkovian | Canada (New Brunswick) | Orthotetes sp. (593) | |
| Helderbergian - Pragian | Australia (Victoria) | Hipparionyx minor (25651) | |
| Lochkovian - Pragian | Algeria | Hipparionyx minor (27169) | |
| Early/Lower Devonian | USA (New York) | Hipparionyx proximus (75468) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Capitanian | China (Zhejiang) | Orthotetes abruptus, Liberella cassidula, Liberella elegans, Liberella lamella, Liberella sp. 1 (111933) Orthotetes sp. 2, Orthotetes sp. 3, Liberella lamella (111932) | |
| Capitanian | Japan | Derbyoides sp. (106722) | |
| Wuchiapingian | Pakistan | Streptorhynchus crenistria (90253) | |
| Wuchiapingian | Nepal | Orthotetes bisulcatus (43114 43123 43128) | |
| Wuchiapingian | Indonesia | Streptorhynchus crenistria (132776 132787) | |
| Wuchiapingian | USA (Wyoming) | Orthotetes sulcus (236341) | |
| Lopingian | India | Orthotetes kraffti (230328) | |
| Changhsingian | Pakistan (Punjab) | Orthotetidae indet. (41564 41566) | |
| Changhsingian | Nepal | Orthotetes bisulcatus (43254 43261 120443) | |
| Changhsingian | China (Guangxi) | Orthotetidae indet. (206105 206152 206156) | |