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Cheilocephalidae
Taxonomy
Cheilocephalidae was named by Shaw (1956). It is not extant.
It was assigned to Corynexochida by Whittington et al. (1997) and Jell and Adrain (2002); and to Trilobita by Adrain (2011).
It was assigned to Corynexochida by Whittington et al. (1997) and Jell and Adrain (2002); and to Trilobita by Adrain (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Cheilocephalidae Shaw |
| 1997 | Cheilocephalidae Whittington et al. p. 299 |
| 2002 | Cheilocephalidae Jell and Adrain p. 468 |
| 2011 | Cheilocephalidae Adrain p. 108 |
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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. †Cheilocephalidae Shaw 1956
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G. †Cheilocephalus Berkey 1898
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†Cheilocephalus brachyops Palmer 1965
†Cheilocephalus brevilobus Walcott 1916
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Invalid names: Pseudolisania maschi Lochman 1938 [synonym], Pseudolisania texana Lochman 1938 [synonym]
†Cheilocephalus granulosus Palmer 1965
†Cheilocephalus minutus Palmer 1954
Invalid names: Pseudolisania Kobayashi 1935 [synonym]
G. †Emsurella Rozova 1960
G. †Lecanoaspis Ivshin 1962
G. †Oligometopus Resser 1936
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†Oligometopus breviceps Walcott 1884
†Oligometopus contractus Palmer 1965
Invalid names: Bernicella Frederickson 1949 [synonym]
G. †Parakoldinia Rozova 1960
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†Parakoldinia kureiskaya Rozova 1963
†Parakoldinia paichiaensis Kobayashi 1933
†Parakoldinia salairica Sivov 1955
†Parakoldinia shenjiawanensis Peng 1992
†Parakoldinia striata Rozova 1960
†Parakoldinia tholimorpha Peng 1992
Diagnosis
No diagnoses are available