Where: Antarctica (63.9° S, 58.1° W: paleocoordinates 54.3° S, 34.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Ameghino Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)
• Blocks of reworked tuffaceous shale in conglomerate of Kotick Point Formation. Cephalopods are indicative of Late Jurassic (Kimmeridgian-Tithonian) age.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified shale
Size class: macrofossils
Collection methods: Repository: Centro de Investigaciones en Recursos Geológicos (CIRGEO)
Primary reference: M. B. Aguirre-Urreta, L. A. Buatois, G. C. B. Chernoglasov and F. A. Medina. 1990. First Polychelidae (Crustacea, Palinura) from the Jurassic of Antarctica. Antarctic Science 2:157-162 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 158964: authorized by Matthew Clapham, entered by Marko Manojlovic on 23.07.2014, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
| Malacostraca | |
Antarcticheles antarcticus n. gen. n. sp.
Antarcticheles antarcticus n. gen. n. sp. Aguirre-Urreta et al. 1990 decapod | |
| Bivalvia | |
|
Otapiria sp. Marwick 1935 scallop | |
|
Buchia blanfordiana scallop | |
| Cephalopoda | |
|
Virgatosphinctes sp. Uhlig 1910 ammonite | |
|
Kossmatia sp. Uhlig 1907 ammonite | |
|
Lamellaptychus sp. Trauth 1927 ammonoid aptychus | |
|
Belemnopsis cf. aucklandica Hochstetter 1863 belemnite | |
| Lingulata | |
|
? Lingula sp. Bruguiére 1797 | |