Diplograptus sp.
UNB-2019-0603Fossils » Eukaryote » Animalia » Hemichordata » Graptolithina
Description
Kingdom: Animalia
Phylum: Hemichordata
Class: Pterobranchia
Subclass: Graptolithina
Order: Diplograptoidea
Family: Diplograptidae
Genus: Diplograptus (McCoy, 1850)
One complete rhabdosome and several fragments of rhabdosomes across the surface. For the one complete Diplograptus, the sicula is ~ 1.0 mm and rhabdosome is straight. The proximal 2TRD is ~ 1.1 mm and width is 1.0 mm. Mesially the 2TRD increases to ~ 1.8 mm and width is 1.9 mm. Distally the 2TRD is ~ 1.8 mm and the rhabdosome width is 1.5 mm. Virgella flange is present and is ~ 0.1 mm.
Specifications
| Object name | Diplograptus sp. |
|---|---|
| ID | UNB-2019-0603 |
| Legal status | Permanent collection |
| Category | Fossil |
| Classification | Domain: Eukaryote Kingdom: Animalia Phylum: Hemichordata Class: Graptolithina |
| Composition | Shale |
| Age | Eon: Phanerozoic Era: Paleozoic Period: Ordovician Epoch: Lower Ordovician to Middle Ordovician |
| Numeric age | 485.4 - 470 Mya |
| Origin | Eureka, Nevada, U.S.A. |
| Pieces | 1 |
| Partial | No |
| Measurements |
|