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Orthothetina
Taxonomy
Orthothetina was named by Schellwien (1900) [Sepkoski's age data: C Serp-l P Dora Sepkoski's reference number: 411,1142].
It was assigned to Meekellidae by McIntosh (1974) and Zhan (1979); to Meekellinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Meekellidae by McIntosh (1974) and Zhan (1979); to Meekellinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species
O. azarjani, O. caojiayingensis, O. convergens (syn. O. flabellum), O. curvata, O. deminuta, O. dzhulfensis, O. ellipsoides, O. elongata (syn. O. rara), O. emaciatus, O. eusarkos (syn. Orthotetes armeniacus), O. frechi, O. gigantea, O. hayasakai, O. iljinae, O. kayseri, O. ladina, O. leei, O. mianzhuensis (syn. O. mianchuensis), O. neilsoni, O. peregrina, O. persica, O. planoconvexa, O. polita, O. regularis, O. ruber, O. ruchae, O. shuangtangensis (syn. O. mutabilis), O. sokolskajae, O. thomasi, O. transversa, O. triangularis (syn. O. exquisita), O. vediensis, O. yanziyanensis, O. yishanensis, O. yuananensis, O. zhejiangensis
Synonyms
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Synonymy list
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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. †Orthothetina Schellwien 1900
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†Orthothetina azarjani Kotlyar 1989
†Orthothetina caojiayingensis Feng 1978
†Orthothetina curvata Ustritsky 1960
†Orthothetina deminuta Zhan 1979
†Orthothetina dzhulfensis Sokolskaja 1965
†Orthothetina ellipsoides Shen et al. 1992
†Orthothetina emaciatus Jin and Ye 1979
†Orthothetina frechi Huang 1933
†Orthothetina gigantea Liang 1990
†Orthothetina hayasakai Nakamura 1972
†Orthothetina iljinae Sokolskaja 1965
†Orthothetina kayseri Jaekel 1929
†Orthothetina ladina Stache 1878
†Orthothetina leei Thomas 1910
†Orthothetina neilsoni McIntosh 1974
†Orthothetina peregrina Abich 1878
†Orthothetina persica Schellwien 1900
†Orthothetina planoconvexa Hayasaka 1933
†Orthothetina polita Fliegel 1901
†Orthothetina regularis Huang 1933
†Orthothetina ruber Frech 1911
†Orthothetina ruchae Yanagida and Nakornsri 1999
†Orthothetina shuangtangensis Liang 1982
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Invalid names: Orthothetina mutabilis Liang 1990 [synonym]
†Orthothetina sokolskajae Kotlyar 1989
†Orthothetina thomasi McIntosh 1974
†Orthothetina transversa Nakamura 1972
†Orthothetina triangularis Tong 1978
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Invalid names: Orthothetina exquisita Shen et al. 1992 [synonym]
†Orthothetina vediensis Sokolskaja 1965
†Orthothetina yanziyanensis Lu 1982
†Orthothetina yishanensis Yang 1991
†Orthothetina yuananensis Ni 1977
†Orthothetina zhejiangensis Liang 1990
Invalid names: Lopingia Zhan 1979 [synonym]
Diagnosis
No diagnoses are available