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Aplocomidae
Taxonomy
Aplocomidae was named by Hess (1965). It is not extant.
It was assigned to Chilophiurida by Hess (1965); to Chilophiurina by Hess (1972), Hess (1985), Hess (1991); and to Chilophiurina by Hess and Meyer (2008).
It was assigned to Chilophiurida by Hess (1965); to Chilophiurina by Hess (1972), Hess (1985), Hess (1991); and to Chilophiurina by Hess and Meyer (2008).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Aplocomidae Hess p. 175 |
| 1972 | Aplocomidae Hess p. 39 |
| 1985 | Aplocomidae Hess p. 10 |
| 1991 | Aplocomidae Hess p. 7 |
| 2008 | Aplocomidae Hess and Meyer pp. 30, 33 |
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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. †Aplocomidae Hess 1965
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Subfm. †Aplocominae Hess and Meyer 2008
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G. †Geocoma d'Orbigny 1850
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†Geocoma canjuersensis Roman et al. 1993
†Geocoma libanotica König 1825
†Geocoma magna Bataller 1941
†Geocoma planata Quenstedt 1876
†Geocoma schoentalensis Hess and Meyer 2008
G. †Sinosura Hess 1964
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†Sinosura brodiei Wright 1866
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Invalid names: Ophiopinna helvetica Hess 1962 [synonym], Ophiura longivertebralis Wolburg 1939 [synonym]
†Sinosura extensa Kutscher and Villier 2003
†Sinosura fasciata Kutscher and Villier 2003
†Sinosura jasmundensis Kutscher and Jagt 2000
†Sinosura portei Guillaume 1926
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Invalid names: Ophiolepis ranvillensis Porte 1927 [objective synonym]
†Sinosura reicheli Hess 1965
†Sinosura schneideri Kutscher 1987
†Sinosura wolburgi Hess 1960
G. †Arenorbis Hess 1970
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†Arenorbis squamosus Picard 1858
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Invalid names: Acroura armata Picard 1886 [synonym], Acroura pellioperta Picard 1889 [synonym], Aspidura coronaeformis Picard 1858 [synonym]
Subfm. †Ophiopetrinae Hess and Meyer 2008
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G. †Ophiopetra Enay and Hess 1962
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†Ophiopetra bathonica Hess 1964
†Ophiopetra lithographica Enay and Hess 1962
†Ophiopetra oertlii Hess 1965
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Hess and C. A. Meyer 2008 | Disk covered with small scales, overlain on both sides by dense granulation that does not cover the oral shields, except in Aplocoma brevispina; adoral shields barely to widely in contact; radial shields small; mouth armature of contiguous row of oral papillae and mostly small, conical to flattened teeths; oral frame without wings; second tentacle pore facing into mouth opening; arms long, slender and flexible, lateral plates flat or bent, not swollen; arm spines mostly few, short and adpressed or longer and erect; dorsal and ventral arm plates contiguous over most of the arms; two leaf-like tentacle scales, genital scale broad and flat, genital plate bar-like to club-shaped. |