Alamitophis argentinus Albino, 1986

Albino, Adriana María, 2000, New record of snakes from the Cretaceous of Patagonia (Argentina), Geodiversitas 22 (2), pp. 247-253 : 249

Alamitophis argentinus Albino, 1986 ( Fig. 2 )

MATERIAL EXAMINED. — MPEF-PV 643, trunk vertebra.

REMARKS

The specimen is characterized by its small size, high and wide neural arch, high and thick neural spine, thin zygosphene without a median lobe, parazygantral and paracotylar foramina present, high neural canal, zygapophyses located at a high level and inclined above horizontal, prezygapophysial process absent, moderately elongate and anteriorly not widened vertebral centrum, distinctive haemal keel and large and wide cotyle.

Figures

FIG. 2. — MPEF-PV 643, Alamitophis argentinus, trunk vertebra. A, anterior view; B, posterior view; C, lateral view; D, ventral view. Scale bar: 5 mm.