Unit 12, Middle Tonoloway Limestone, McKenzie-Pinto Section (Silurian to of the United States)
Where: Allegany County County, Maryland (39.6° N, 78.8° W: paleocoordinates 32.7° S, 43.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tonoloway Limstone Formation, Ludlow to Ludlow (427.4 - 419.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, gray limestone
• Gray interbedded crystalline and non-crystalline limestone.
Primary reference: H. P. Woodward. 1941. Silurian System of West Virginia. West Virginia Geological Survey 14:1-326 [P. Wagner/K. Koverman/K. Koverman]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 41645: authorized by Pete Wagner, entered by Kimberly Koverman on 19.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Rhynchonellata | |
Lophophorata | |
| |
Ostracoda | |
Octonaria muricata ostracod | |
Halliella fissurella, Zygobeyrichia ventripunctata, Zygobeyrichia tonolowayensis, Dibolbina cristata
Halliella fissurella ostracod
Zygobeyrichia ventripunctata ostracod
Zygobeyrichia tonolowayensis ostracod
Dibolbina cristata ostracod | |
Dizygopleura costata ostracod
Dizygopleura simulans ostracod |