Kallamedu Bone-Bed, Ariyalur (Cretaceous of India)

Also known as Arrialoor, Arialur, Arriyalur, Cullmoad

Where: Tamil Nadu, India (11.2° N, 79.0° E: paleocoordinates 34.0° S, 56.9° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Kallamedu Formation (Ariyalur Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• also referred to Kallamedu Formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gypsiferous sandstone and claystone

• "sands containing many sandy nodules and occasional seams of fibrous gypsum"

Size classes: macrofossils, mesofossils

Collected by W. Blanford, , P. Iyengar, C. Matley in 1857–1860, 1925

Collection methods: surface (float), surface (in situ),

Primary reference: W. T. Blanford. 1862. On the Cretaceous and other rocks of the South Arcit, and Trichinopoly districts, Madras. Memoirs of the Geological Survey of India 4(1):1-217 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 53922: authorized by Matthew Carrano, entered by Matthew Carrano on 16.09.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Ornithischia -
? Stegosauria indet.2
? Stegosauria indet.2 ornithischian
 Theropoda -
Theropoda indet.1
Theropoda indet.1 theropod
tooth, bones
 Saurischia - Titanosauridae
? Titanosauridae indet.2
? Titanosauridae indet.2 Lydekker 1885 titanosaurid
1Carrano 2025; 2Matley 1929