Subject ASC0003t9g
The geological magazine, or, Monthly journal of geology.
Decade 3:v.2 (1885), Page 452 (1885)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32605163
Keywords
Graptolitidae fossil sicula graptolite upper silurian tullb geology shales norway phyllograptus geni Ireland lapworth hall hudson river group canada upper silurian scotland england
Contributors
Species
- graptolites
- Monograptus gregarius
- Didymograptus vacillans Tullb.
- Dicellograptus Forchhammeri Gein.
- Didymograptus vacillans
- Dicellograptus Forchhammeri
- Didymograptus Forchhammeri
- Dicranograptus ramosus Hall
- Dicranograptus ramosus
- Didymograptus ramosus
- Diplograptus angustifolius H.
- diplograptus angustifolius
- Didymograptus angustifolius
- Monograptus gregarius Lapw.