Spoil Banks of Chesapeake and Delaware Canal (Cretaceous of the United States)

Where: Newcastle County, Delaware (39.5° N, 75.7° W: paleocoordinates 38.9° N, 45.0° W)

• coordinate based on nearby landmark

When: Early/Lower Campanian (83.5 - 70.6 Ma)

Environment/lithology: marine; limestone

Size class: macrofossils

Preservation: concretion

Collected by C. Miller, W. Beck in the 1970s; reposited in the USNM

• Holotype (USNM 462295), paratype (USNM 462296)

Primary reference: G. A. Bishop. 1992. A New Cretaceous Crab, Diaulax Millerae (Crustacea: Decapoda), from the Northern Atlantic Coastal Plain, USA .A. Proceedings of the Biological Society of Washington 105(3):555-561 [M. Clapham/H. Shin/A. Dalal]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 235827: authorized by Matthew Clapham, entered by Hayden Shin on 07.08.2024, edited by Anya Dalal

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Paranecrocarcinidae
"Paranecrocarcinus gamma" = Pseudonecrocarcinus gamma
"Paranecrocarcinus gamma" = Pseudonecrocarcinus gamma Roberts 1962 crab
 Decapoda - Necrocarcinidae
Necrocarcinus rathbunae Roberts 1962 crab
 Decapoda - Raninidae
"Notopocorystes testacea" = Raninella testacea
"Notopocorystes testacea" = Raninella testacea Rathbun 1926 crab
 Decapoda - Lyreididae
"Raninella tridens" = Macroacaena tridens
"Raninella tridens" = Macroacaena tridens Roberts 1962 crab
 Decapoda - Dakoticancridae
 Decapoda - Etyidae
Xanthosia elegans Roberts 1962 crab
 Decapoda -
"? Xanthias lenolensis" = Prehepatus lenolensis, Prehepatus dilksi
"? Xanthias lenolensis" = Prehepatus lenolensis Rathbun 1935 crab
Prehepatus dilksi Roberts 1962 crab
 Decapoda - Homolidae
Homolopsis atlantica Roberts 1962 crab
"Homolopsis dispar" = Latheticocarcinus dispar Roberts 1962 crab
 Decapoda - Paguridae
Palaeopagurus pilsbryi Roberts 1962 hermit crab
 Decapoda - Erymidae
Enoploclytia sp. M'Coy 1849 decapod
 Decapoda - Palinuridae
Linuparus richardsi Roberts 1962 spiny lobster
Archaeocarabus whitfieldi Pilsbry 1901 spiny lobster
 Decapoda - Nephropidae
Hoploparia gladiator Pilsbry 1901 clawed lobster
Hoploparia gabbi Pilsbry 1901 clawed lobster
Oncopareia sp. Bosquet 1854 clawed lobster
 Decapoda - Callianassidae
Protocallianassa praecepta Roberts 1962 decapod
Protocallianassa mortoni Pilsbry 1901 decapod