Also known as Sierra de La Colonia
Where: Chubut, Argentina (43.0° S, 67.5° W: paleocoordinates 45.3° S, 56.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: La Colonia Formation, Maastrichtian (72.1 - 66.0 Ma)
• Lower part of the second facies association (sensu Pascual et al., 2000) of the La Colonia Formation
•
•La Colonia Fm = Maastrichtian (Clyde et al. 2021)
• bed-level stratigraphic resolution
Environment/lithology: estuary or bay; lithology not reported
Size class: macrofossils
Collected in 2012 and 2015
Primary reference: J. P. O'Gorman. 2020. First record of Kawanectes lafquenianum (Plesiosauria, Elasmosauridae) from the La Colonia Formation of Argentina, with comments on the mandibular morphology of elasmosaurids. Alcheringa 44(1):176-193 [E. Vlachos/F. Aspromonte/F. Aspromonte]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 219278: authorized by Philip Mannion, entered by Philip Mannion on 06.04.2021
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Kawanectes lafquenianum Gasparini and Goni 1985 elasmosaur MPEF-PV 1155, incomplete mandible, nine cervical vertebrae, 14 dorsal vertebrae, three sacral vertebrae and five caudal vertebrae, and almost complete left fore limb, the isolated right humerus, both femora, ilia, pubes and the right ischium
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