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Paraconlinoceras
Taxonomy
Paraconlinoceras was named by Kennedy and Cobban (1990) [Sepkoski's age data: K Ceno-m Sepkoski's reference number: 901]. Its type is Eucalycoceras leonense.
It was assigned to Acanthoceratinae by Kennedy and Cobban (1990) and Wright et al. (1996); and to Ammonoidea by Sepkoski (2002).
It was assigned to Acanthoceratinae by Kennedy and Cobban (1990) and Wright et al. (1996); and to Ammonoidea by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Paraconlinoceras Kennedy and Cobban p. 114 |
| 1996 | Paraconlinoceras Wright et al. p. 158 |
| 2002 | Paraconlinoceras Sepkoski |
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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. †Paraconlinoceras Kennedy and Cobban 1990
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†Paraconlinoceras barcusi Jones 1938
†Paraconlinoceras leonense Adkins 1928
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W.J. Kennedy and W.A. Cobban 1990 | Moderately small ammonites with narrow, high ribs that cross the venter; acanthoceratine nuclei bearing long and short ribs with umbilical bullae, conical inner ventrolateral and nodate to clavate outer ventrolateral and siphonal tubercles; inner ventrolaterals decline in middle growth, all tubercles except umbilical ones lost on later parts of body chamber where venter rounds; umbilical bullae decline and disappear at adult aperture. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Middle Cenomanian or 99.60000 to 93.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Cenomanian | USA (New Mexico) | P. leonense (178841) |