Where: Tamil Nadu, India (11.1° N, 78.9° E: paleocoordinates 47.9° S, 42.8° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Odiyam Member (Karai Formation), Early/Lower Cenomanian (99.6 - 93.5 Ma)
• "The Karai Formation is divided into a lower Odiyam Member, containing the Albian-Cenomanian boundary, and an upper Kunnam Member, containing the Cenomanian-Turonian boundary."; "The presence of the ammonite genera Sharpeiceras and Mariella (A. Gale, pers. comm., 2008) indicates an early Cenomanian age for the beds described here."
• bed-level stratigraphic resolution
Environment/lithology: offshore; lithified, glauconitic mudstone
Size classes: macrofossils, mesofossils
Collection methods: quarrying, surface (float), sieve,
• Repository: Delhi University, Geology Department, Fossil Catalogue (DUGF)
Primary reference: C. J. Underwood, A. Goswami, G. V. R. Prasad, O. Verma, and J. J. Flynn. 2011. Marine vertebrates from the ‘Middle’ Cretaceous (Early Cenomanian) of South India. Journal of Vertebrate Paleontology 31(3):539-552 [M. Carrano/H. Street]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 110178: authorized by Matthew Carrano, entered by Hallie Street on 03.06.2011, edited by Valentin Fischer
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Platypterygiinae indet. Arkhangelsky 2001 ichthyosaur Six adult teeth (DUGF/41–45), one juvenile tooth (DUGF/46), seven partial vertebrae
| |
Chondrichthyes | |
| |
Notidanodon sp., Gladioserratus magnus n. gen. n. sp.
| |
Cretodus longiplicatus Werner 1989 mackerel shark 15 teeth, most fragmentary but 3 at least are half complete (DUGF/38–40)
| |
? Eostriatolamia sp. Glikman 1980 sand tiger shark One upper lateral tooth (DUGF/31) and one cusp of an anterior tooth (DUGF/32)
| |
Dwardius sudindicus n. sp.
Dwardius sudindicus n. sp. Underwood et al. 2011 mackerel shark 128 teeth, many fragmentary but some very well preserved (DUGF/17–20, 22–30)
| |
Cretalamna appendiculata Agassiz 1835 mackerel shark 25 teeth, 9 of which are relatively well preserved (DUGF/8–16)
| |
|