Subject ASC00011h7
The Quarterly journal of the Geological Society of London.
v.56 (1900), Page [395] (1900)
Smithsonian Libraries
BHL Page 41487745
Keywords
FOSSILS GRAPTOLITES WENTLOCK SHALES WELSH BORDERS species variety graptolites zone table names observed frequency region fossil shales Wales Middle Wenlock Monograptus Cyrtograptus Fossils Graptolites Long Mountain
Contributors
Species
- Monograptus dubius
- Cyrtograptus tubuliferus
- Cyrtograptus lundgreni
- Monograptus capillaceus
- Monograptus flemingii
- Monograptus Jakeli
- Monograptus retroflexus
- Monograptus testis
- Monograptus vomerinus
- Monograptus priodon
- Monograptus riccartonensis
- Cyrtograptus flaccidus
- Cyrtograptus Linnerssoni
- Cyrtograptus rigidis