Where: Neuquen, Argentina (39.3° S, 70.3° W: paleocoordinates 36.5° S, 31.7° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Lajas Formation, Early/Lower Callovian (164.7 - 161.2 Ma)
• Uppermost part of the middle Lajas Formation (early Callovian)
• bed-level stratigraphic resolution
Environment/lithology: deltaic; sandstone
Size class: macrofossils
• ...dismemberment of cadavers occured rapidly...the most common material include vertebrae centra without neural arches, fragments of ribs, humeri and femora. Some epipodial, carpals, tarsals and phalanges have also been found
Collected by Gasparini, Spaletti, and paleobotanists of the Museo de La Plata in 1991
Collection methods: surface (in situ),
• MOZ, Museo Olsacher, Zapala, Neuquén, Argentina
Primary reference: Z. Gasparini and L. Spalletti. 1993. First Callovian plesiosaurs from the Neuquen Basin, Argentina. Ameghiniana 30(3):245-254 [R. Benson/R. Benson/F. Aspromonte]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 140300: authorized by Philip Mannion, entered by Jonathan Tennant on 07.03.2013, edited by Roger Benson
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
cf. Muraenosaurus sp. Seeley 1874 plesiosaur Cervical vertebrae: MOZ 6003, 6004, 6010; and a radius (MOZ 6005)
| |
|