Cerro de Muleros (Cretaceous of the United States)

Also known as Cerro de Cristo Rey

Where: Dona Ana County, New Mexico (31.8° N, 106.5° W: paleocoordinates 32.3° N, 71.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Acanthoceras amphibolum ammonoid zone, Boquillas Formation, Middle Cenomanian (99.6 - 93.5 Ma)

• Few centimeters thick bed of coquinoidal and calcarenitic limestone at the base of the Boquillas formation.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, shelly/skeletal grainstone

Size class: macrofossils

Collected by W.S. Strain, D.V. Lemone; J.D. Powell; S.C. Hook, E.R. Landis, W.A. Cobban; reposited in the USNM

• Repository: other specimens at the University of Texas El Paso (UTEP); figured specimens transferred to USNM.

Primary reference: W. J. Kennedy, W. A. Cobban, and S. C. Hook. 1988. Middle Cenomanian (Late Cretaceous) molluscan fauna from the base of the Boquillas Formation, Cerro de Muleros, Dona Ana County, New Mexico. New Mexico Bureau of Mines & Mineral Resources Bulletin 114:35-44 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 178790: authorized by Matthew Clapham, entered by Matthew Clapham on 15.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ammonitida - Desmoceratidae
Desmoceras (Pseudouhligella) sp. Matsumoto 1938 ammonite
Moremanoceras straini n. sp. Kennedy et al. 1988 ammonite
 Ammonitida - Acanthoceratidae
Paracompsoceras landisi Cobban 1972 ammonite
Acanthoceras amphibolum Morrow 1935 ammonite
"Tarrantoceras sellardsi" = Tarrantoceras (Tarrantoceras) sellardsi Adkins 1928 ammonite
Cunningtoniceras cf. johnsonianum Stephenson 1955 ammonite
 Ammonitida - Turrilitidae
Turrilites (Turrilites) acutus Passy 1832 ammonite
 Ammonitida - Anisoceratidae
"Anisoceras cf. plicatile" = Anisoceras plicatilis
"Anisoceras cf. plicatile" = Anisoceras plicatilis Sowerby 1819 ammonite
 Myalinida - Inoceramidae
Inoceramus arvanus Stephenson 1953 clam
 Ostreida - Ostreidae
Ostrea beloiti Logan 1899 oyster