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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Craspedosomatidae
Taxonomy
Craspedosomatidae was named by Cook (1895). It is extant. Its type is Craspedosoma.
It was assigned to Chordeumida by Hoffman (1969).
It was assigned to Chordeumida by Hoffman (1969).
Subtaxa
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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. Craspedosomatidae Cook 1895
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G. Atractosoma Fanzago 1876
G. Craspedosoma Leach 1814
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†Craspedosoma aculeatum Menge 1854
†Craspedosoma affine Koch and Berendt 1854
†Craspedosoma angulatum Koch and Berendt 1854
†Craspedosoma armatum Menge 1854
†Craspedosoma cylindricum Menge 1854
†Craspedosoma obtusangulum Menge 1854
†Craspedosoma setosum Menge 1854
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 2004 |
Age range
Maximum range based only on fossils: Priabonian or 37.71000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Priabonian | Poland | Craspedosoma affine (109625) Craspedosoma angulatum, Craspedosoma obtusangulum, Craspedosoma aculeatum, Craspedosoma armatum, Craspedosoma cylindricum, Craspedosoma setosum, Euzonus collulum (120811) | |
Priabonian | Russian Federation (Kaliningrad) | Craspedosoma angulatum (138659) |