Cha Prong Pit (Oligocene of Thailand)

Also known as Nong Ya Plong

Where: Phetchaburi, Thailand (13.2° N, 99.7° E: paleocoordinates 11.0° N, 102.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Late/Upper Oligocene (28.4 - 23.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; mudstone and lignite

• "The sedimentary deposits of the mines [in this basin] consist mainly of mudstones and sandstones intercalated with lignite beds"

Size classes: macrofossils, mesofossils

Collected in 2001

• collection made in "August 2001 by a joint Thai-French team" (Peigné et al. 2006)

Primary reference: L. Marivaux, Y. Chaimanee, C. Yamee, P. Srisuk, and J.-J. Jaeger. 2004. Discovery of Fallomus ladakhensis Nanda & Sahni, 1998 (Mammalia, Rodentia, Diatomyidae) in the lignites of Nong Ya Plong (Phetchaburi Province, Thailand): systematic, biochronological and paleoenvironmental implications. Geodiversitas 26(3):493-507 [J. Alroy/J. Alroy/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 71985: authorized by John Alroy, entered by John Alroy on 20.05.2007, edited by Patricia Holroyd and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

• fauna also includes "rodents, dermopterans, chiropterans, carnivores, artiodactyls, and perissodactyls"
Mammalia
 Dermoptera -
Dermotherium chimaera n. sp.1 Marivaux et al. 2006 colugo
 Rodentia - Diatomyidae
Fallomus ladakhensis Nanda and Sahni 1998 rodent
 Perissodactyla - Rhinocerotidae
 Tribosphenida - Plesiosoricidae
Siamosorex debonisi n. gen. n. sp.2
Siamosorex debonisi n. gen. n. sp.2 Peigné et al. 2009 placental
SHM-CP 677 - holotype; paratype: SHM-CP 327
 Carnivora -
Chaprongictis phetchaburiensis n. gen. n. sp.3 Peigné et al. 2006 carnivoran
 Chiroptera -
Chiroptera indet. Blumenbach 1779 bat
 Ungulata -
Artiodactyla indet. Owen 1848 even-toed ungulate