ammonites
Mount Pleasant, Mollusk Zone 6 (Pliocene of the United States)

Where: Surry County, Virginia (37.2° N, 76.8° W: paleocoordinates 37.3° N, 75.9° W)

• coordinate estimated from map

When: Sunken Meadow Member (Yorktown Formation), Zanclean (5.3 - 3.6 Ma)

• Mollusk Zone 6

Environment/lithology: marine; glauconitic, phosphatic, gray, yellow sandstone

• sand; very fine, well-sorted, grayish yellow, with sand-sized phosphate and glauconite, very shelly. Bedding obscured by large number of large bivalves, principally Chesapecten. Bone and phosphate along lower contact.

Primary reference: L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71624: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007