Suborder:
|
Goniatitina
|
Superfamily:
|
Adrianitoidea
|
Family:
|
Adrianitidae
|
Subfamily:
|
Adrianitinae
|
Genus:
|
Crimites
|
Species:
|
elkoensis |
Qualifier:
|
ss |
Author:
|
Miller et al. 1957,p.1065
|
Lower Boundary:
|
Asselian--Sakmarian [ASS--SAK], 294.6 million years
|
Upper Boundary:
|
UTX Wolfcamp Fm. top, 284.4 million years
|