Suborder:
|
Goniatitina
|
Superfamily:
|
Neodimorphoceratoidea
|
Family:
|
Ramositidae
|
Genus:
|
Homoceratoides
|
Species:
|
sinensis |
Qualifier:
|
sn |
Author:
|
Yang 1978,p.166
|
Lower Boundary:
|
Pendleian--Arnsbergian [PND--ARN], 324 million years
|
Upper Boundary:
|
Arnsbergian--Chokierian [ARN--CHO], 319 million years
|