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Occithrissops
Taxonomy
Occithrissops was named by Schaeffer and Patterson (1984) [Sepkoski's age data: J Bath Sepkoski's reference number: 746,915]. Its type is Occithrissops willsoni.
It was assigned to Pachycormiformes by Sepkoski (2002); and to Ichthyodectiformes by Schaeffer and Patterson (1984) and Cavin et al. (2013).
It was assigned to Pachycormiformes by Sepkoski (2002); and to Ichthyodectiformes by Schaeffer and Patterson (1984) and Cavin et al. (2013).
Species
O. willsoni (type species)
Synonymy list
Year | Name and author |
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1984 | Occithrissops Schaeffer and Patterson p. 40 |
2002 | Occithrissops Sepkoski |
2013 | Occithrissops Cavin et al. p. 170 |
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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. †Occithrissops Schaeffer and Patterson 1984
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†Occithrissops willsoni Schaeffer and Patterson 1984
Diagnosis
Reference | Diagnosis | |
---|---|---|
B. Schaeffer and C. Patterson 1984 | Ichthyodectiform fishes in which the depth of head, length of snout,and size of mouth are intermediate between Allothrissops and Thrissops; chordacentra only, without perichordal ossification in individuals up to about 80 mm SL; uroneurals do not cover the lateral surfaces of preural centra, anterior tips of uroneurals 1-4 regularly spaced; supraneurals confined to abdominal vertebrae; anal fin strongly falcate, with 18-20 radials. |
Measurements
No measurements are available
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Source: o = order, subp = subphylum | |||||
References: Hendy et al. 2009, Carroll 1988 |
Collections
No collection or age range data are available