IAA 1/94 (Eocene of Antarctica)

Where: Seymour Island, Antarctica (64.2° S, 56.7° W: paleocoordinates 63.7° S, 61.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: TELM 3 Member (La Meseta Formation), Lutetian (47.8 - 41.3 Ma)

• Campamenta allomember of the La Meseta Formation (this is the alternative division system of the La Meseta Fm. to the TELM system)

Environment/lithology: delta plain; lithology not reported

• upper part of a 10 meter-thick, cross-bedded, sandy, facies. The sand is fine-to medium-grained, massive to cross bedded, with mud drapes.

Size class: mesofossils

Primary reference: S. F. Vizcaino, M. A. Reguero, S. A. Marenssi and S. N. Santillana. 1997. New land mammal-bearing localities from the Eocene La Meseta Formation, Seymour Island, Antarctica. The Antarctic Region: Geological Evolution and Processes 997-1000 [J. Zijlstra/J. Zijlstra]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176083: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 27.01.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Lingulata
 Lingulida - Lingulidae
Lingula sp. BruguiƩre 1797
Bivalvia
 Arcida - Cucullaeidae
Cucullaea sp. Lamarck 1801 clam
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
Gnathostomata
  -
Chondrichthyes indet. Huxley 1880 cartilaginous fish
fragmentary "shark ... teeth"
Osteichthyes indet. bony fish
fragmentary "fish teeth"
Aves
 Sphenisciformes - Spheniscidae
Spheniscidae indet. Bonaparte 1831 penguin
"penguin bones"
Mammalia
 Ungulata -
Ungulata indet. eutherian
MLP 94-III-15-2, "fragment of an upper molar or premolar characterized by a low ?anterior cingulum"
unclassified
  -
Spermatophyta indet.
"abundant non-bored wood fragments"