LACM 4425 (Cretaceous of the United States)

Where: Prince Georges County, Maryland (38.9° N, 76.8° W: paleocoordinates 39.8° N, 52.2° W)

• coordinate estimated from map

When: Severn Formation, Maastrichtian (72.1 - 66.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported


Size class: macrofossils

Primary reference: R. W. Huddleston and K. M. Savoie. 1983. Teleostean otoliths from the Late Cretaceous (Maestrichtian age) Severn Formation of Maryland. Proceedings of the Biological Society of Washington 96(4):658-663 [M. Uhen/M. Shalap/M. Shalap]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 127085: authorized by Mark Uhen, entered by Margaret Shalap on 24.04.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Stromboidea -
Stromboidea indet. Rafinesque 1815 snail
 Anguilliformes -
 Albuliformes -
 Albuliformes - Pterothrissidae
Pterothrissidae indet. Gill 1893 bonefish
 Argentiniformes - Argentinidae
Argentinidae indet. Bonaparte 1838
 Polymixiiformes - Polymixiidae
 Beryciformes - Trachichthyidae
 Ophidiiformes - Ophidiidae
Ophidiidae indet. Rafinesque 1810
 Pempheriformes - Pempheridae
 Siluriformes - Ariidae
Ariidae indet. Berg 1958 Ariid catfish