Burnham South (Cretaceous of the United States)

Where: San Juan County, New Mexico (36.3° N, 108.2° W: paleocoordinates 43.6° N, 79.5° W)

• coordinate based on political unit

When: Fruitland Formation, Late/Upper Campanian (83.5 - 70.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: L. J. Flynn. 1986. Late Cretaceous mammal horizons from the San Juan Basin, New Mexico. American Museum Novitates 2845:1-30 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 14436: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

• note that paleomag is completely ambiguous according to Lucas and Williamson 1993b
supersedes Lindsay et al. 1981
NISP 21 (14% therian)
 Theriamorpha - Gypsonictopidae
Gypsonictops sp. Simpson 1927 eutherian
said to be new
 Theriamorpha - Alphadontidae
Alphadon sp. Simpson 1927 metatherian
forms "A" and "B": 1
Alphadon cf. marshi Simpson 1927 metatherian
 Allotheria -
Multituberculata indet. Cope 1884 multituberculate
"Mesodma n. sp. or cf. Cimexomys antiquus"
 Multituberculata - Eucosmodontidae
Eucosmodontidae indet. Jepsen 1940 multituberculate
said to be a new genus
 Multituberculata - Cimolomyidae
Meniscoessus intermedius Fox 1976 multituberculate
cf. Essonodon sp. Simpson 1927 multituberculate
said to be new
 Multituberculata - Cimolodontidae
Cimolodon electus Fox 1971 multituberculate
 Multituberculata - Neoplagiaulacidae
cf. Mesodma senecta Fox 1971 multituberculate
 Multituberculata -
Cimexomys judithae Sahni 1972 multituberculate