Also known as Iquitos area, Fernando Lores District; Tamshiyacu river
Where: Maynas, Peru (4.0° S, 73.2° W: paleocoordinates 4.6° S, 70.2° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: MZ8 other zone, Pebas Formation, Middle Miocene (16.0 - 11.6 Ma)
• late Middle Miocene; “upper lignite”
• bed-level stratigraphic resolution
Environment/lithology: lacustrine - large; lignite
Size class: macrofossils
Collected in 2002-2013
Primary reference: R. Salas-Gismondi, J. J. Flynn, P. Baby, J. V. Tejada-Lara, F. P. Wesselingh and P.-O. Antoine. 2015. A Miocene hyperdiverse crocodylian community reveals peculiar trophic dynamics in proto-Amazonian mega-wetlands. Proceedings of the Royal Society of London, Series B 282:20142490 [P. Mannion/P. Mannion]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 166767: authorized by Philip Mannion, entered by Philip Mannion on 26.02.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Caimaninae indet., Paleosuchus sp., Purussaurus neivensis, Caiman wannlangstoni n. sp., Mourasuchus atopus, Gnatusuchus pebasensis, Kuttanacaiman iquitosensis n. gen. n. sp.
Paleosuchus sp. Gray 1862 caiman MUSM 1724, right maxilla; MUSM 1985, right maxilla; MUSM 1934, partial left premaxilla; MUSM 2380, partial right premaxilla
Purussaurus neivensis Mook 1941 crocodilian MUSM 1731, left premaxilla; MUSM 1733, skull table; MUSM 1392, right dentary; MUSM 2413, skull table
Caiman wannlangstoni n. sp. Salas-Gismondi et al. 2015 caiman MUSM 2377 - type (partial skull); referred material: MUSM 926, partial left dentary and splenial; MUSM 1495, partial right dentary and splenial; MUSM 1906, left mandible; MUSM 1935, anterior portion of right dentary; MUSM 2381, juvenile maxilla
Mourasuchus atopus Langston 1965 crocodilian MUSM 1726, partial left maxilla; MUSM 1734, partial left maxilla; MUSM 1735, left jugal; MUSM 1762, partial left maxilla; MUSM 1933, left premaxilla; MUSM 2077, posterior left maxilla; MUSM 2378, skull table; MUSM 2379, jaw elements, humerus, cervical vertebra, scapula
Gnatusuchus pebasensis Salas-Gismondi et al. 2015 crocodilian MUSM 1722, right mandible lacking the retroarticular process; MUSM 1730, left mandible
Kuttanacaiman iquitosensis n. gen. n. sp. Salas-Gismondi et al. 2015 crocodilian MUSM 1490 - holotype (skull and jaws); referred material: MUSM 1736, left mandible without splenial; MUSM 1937, portion of left dentary
| |
Gryposuchus pachakamue Salas-Gismondi et al. 2016 crocodilian "Pebas gavialoid": MUSM 1428, right mandible; MUSM 1439, juvenile mandibular symphysis; MUSM 1727, partial rostrum
|