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Paracompsoceras landisi
Taxonomy
Paracompsoceras landisi was named by Cobban (1972). Its type specimen is USNM 166358, a shell, and it is a 3D body fossil. Its type locality is USGS Mesozoic D6130, north of Little Narrows, which is in a Cenomanian marine sandstone in the Dakota Sandstone Formation of New Mexico. It is the type species of Paracompsoceras.
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Paracompsoceras landisi Cobban p. 10 figs. Pl 2, figs 24-26; pl 6; pl 7; pl 8; pl 9, figs 5-8; text-figs 9-11 |
| 1988 | Paracompsoceras landisi Kennedy et al. p. 40 figs. 2c,e,h-k, 3 |
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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.
†Paracompsoceras landisi Cobban 1972
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 24.8 | |||||
| shell diameter | 1 | 62.8 | |||||
| shell inflation | 1 | 19.4 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Late/Upper Cenomanian or 100.50000 to 93.90000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | USA (New Mexico) | Paracompsoceras landisi (type locality: 176964 176965 176966 176967) | |
| Middle Cenomanian | USA (New Mexico) | Paracompsoceras landisi (177077 178790) |