Cambro-Ordovician Fossils
Click to view images
| BACK TO INDEX | Ordovician | ||
| Fig. 1 | Isotelus maximus Locke (greatly reduced) | ||
| Fig. 2 | Trinucleus concentricus Eaton | ||
| Fig. 3 | Dinorthis pectinella (Emmons) Hall & Clarke | ||
| Fig. 4 | Dinorthis pectinella (Emmons) Hall & Clarke | ||
| Fig. 5 | Rafinesquina alternata (Emmons) Hall & Clarke. | ||
| Fig. 6 | Diplograptus foliaceus (Murchison) | ||
| Fig. 7 | Maclurea magna LeSueur | ||
| Fig. 8 | Plectambonites sericeus (Sowerby) Hall & Clarke | ||
Cambrian |
|||
| Fig. 9 | Hyolithes communis Billings | ||
| Fig. 10 | Hyolithes communis Billings (transverse sections) | ||
| Fig. 11 | Hyolithes communis Billings (transverse sections) | ||
| Fig. 12 | Hyolithes communis Billings | ||
| Fig. 13 | Obolella minor Walcott | ||
| Fig. 14 | Obolella minor Walcott | ||
| Fig. 15 | Micrometra bella (Billings) Walcott | ||
| Fig. 16 | Olenellus thompsoni Hall | ||
| Fig. 17 | Scolithus linearis Halde | ||
| Reference: | Clark, W.B., et al., 1906, Volume VI, Maryland Geological Survey, Baltimore, MD |
