TaxNo: 2549Homoceras smithii+
| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Homoceratidae
|
| Subfamily: |
Homoceratinae
|
| Genus: |
Homoceras
|
| Species: | smithii+ |
| Qualifier: | ss |
| Author: |
Brown 1841,p.218
|
| Lower Boundary: |
Arnsbergian--Chokierian [ARN--CHO], 319 million years
|
| Upper Boundary: |
Alportian--Kinderscoutian [ALP--KIN], 317 million years
|