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Eoplatyrhina
Taxonomy
Eoplatyrhina was named by Marramà et al. (2020). Its type is Narcopterus bolcanus.
It was assigned to Platyrhinidae by Marramà et al. (2020).
It was assigned to Platyrhinidae by Marramà et al. (2020).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2020 | Eoplatyrhina Marramà et al. p. 1522 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. Marramà et al. 2020 | Platyrhinid characterized by the following combination of characters: rostral cartilage very long, almost reaching the anterior border of the disc; anterior fontanel extending through the entire length of the ros- tral cartilage with a closed and concave posterior border; nasal capsules at right angles to the rostrum; single small horn on nasal capsule; large space between the hyomandibulae and mandibular arch; approximately 132 vertebral centra (20–24 trunk centra; 113–118 centra from puboischiadic bar to the tip of tail); 15 or 16 rib pairs; 81–87 pectoral radials (35–38 propterygial, 8–10 mesopterygial, 38–41 metapterygial); 18–21 pelvic radi- als; short, straight and stout claspers (about 10% of total length; TL, hereafter); 20–25 caudal-fin radials on both ventral and dorsal sides (40–50 in total); thorns absent. |
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Carroll 1988, Hendy et al. 2009 | |||||