2 mi N of Denison, 1/2 mi E of Denton clay/Kde type locality... (Cretaceous of the United States)

Also known as ...on south side St. Louis-San Francisco Railway Track

Where: Grayson County, Texas (33.8° N, 96.5° W: paleocoordinates 31.0° N, 56.1° W)

When: Denton Formation (Washita Group), Albian (113.0 - 100.5 Ma)

Environment/lithology: marine; claystone

• "Denton clay"

Size classes: macrofossils, mesofossils

• five palms, holotype, paratype, and cotype, also profile of carapace and abdomen(H. dentonensis); numerous small specimens (O. texanus); fragment showing three abdominal segments (Macruran undetermined); numerous, much worn specimens (C. cretacea); one left palm with immobile finger (C. valida); thirty specimens (L. adkinsi); one fragment (S. aspera); one specimen, holotype (F. wintoni); carapace and manus (H. anomala); one specimen, holotype - right, anterior portion of a carapace (P. graysonensis); a small carapace (M. punctatus);

Collected by W.S. Adkins (210) in 1920

• University of Texas, types/cotypes, Coll. No. 210 (H. dentonensis, O. texanus, C. valida, S. aspera, F. wintoni, H. anomala, P. graysonensis, M. punctatus); University of Texas (Macruran undetermined); University of Texas, Coll. No. 284 (C. cretacea, L. adkinsi);

Primary reference: M. J. Rathbun. 1935. Fossil Crustacea of the Atlantic and Gulf Coastal Plain. Geological Society of America Special Paper (2)1-160 [C. Schweitzer/S. Yost]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 141000: authorized by Carrie Schweitzer, entered by Samantha Yost on 20.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

• H. dentonensis, L. adkinsi [8 specimens], S. aspera [holotype and paratype, University of Texas, types, Coll. No. 182], F. wintoni [2 specimens (182)], N. texensis [carapace, holotype] found to occur in very nearby location by same collector, in same formation: about 100 yards east of locality 210, about 2 mi N of Denison, S of St. Louis-San Francisco Railway track (current collection).
 Decapoda - Nephropidae
Hoploparia dentonensis Rathbun 1935 clawed lobster
Hoploparia anomala Rathbun 1935 clawed lobster
Oncopareia texanus Rathbun 1935 clawed lobster
 Decapoda - Palinuridae
Linuparus adkinsi Rathbun 1935 spiny lobster
 Decapoda - Callianassidae
Callianassa valida Rathbun 1935 decapod
Callianassa cretacea Rathbun 1935 decapod
 Decapoda - Etyidae
Steorrosia aspera Rathbun 1935 crab
 Decapoda - Necrocarcinidae
Necrocarcinus texensis Rathbun 1935 crab
about 100 yards east of locality 210
Feldmannia wintoni
  - Feldmanniidae
Feldmannia wintoni Rathbun 1935
Marylyreidus punctatus
Marylyreidus punctatus Rathbun 1935
= Notopocorystes parvus, = Raninella mucronata (all n. sp. according to Rathbun 1935)