Ranche de Avila (MLP) (Cretaceous of Argentina)

Also known as Rancho de Ávila, Rancho de Avila

Where: Río Negro, Argentina (39.7° S, 68.5° W: paleocoordinates 44.3° S, 49.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bajo de la Carpa Formation (Neuquén Group), Santonian (86.3 - 83.6 Ma)

• from a level 30 m below top of canyon

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone and marl

• "light sandstones with multi-coloured marls similar to those of Agua del Caño"

Size class: macrofossils

Collected by Roth & Schiller in 1921-1923; reposited in the MLP

Primary reference: F. v. Huene. 1929. Los sauriquios y ornitisquios del Cretáceo argentino. Anales del Museo de La Plata, serie 2 3:1-196 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 51581: authorized by Matthew Carrano, entered by Matthew Carrano on 08.06.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia -
cf. Macrurosaurus sp. Seeley 1869 sauropod
MLP.Av.1005, 1013
cf. Bonitasaura sp.1 Apesteguía 2004 sauropod
MLP.Av.1010, 1012, 1017, 1033, 1038-1040, 1046-1047, 1611, 2052-2054, 2061-2062, 2071, 2085, 2099, 2102, 2104, 2107, 2111, 2113-2114, 2126, 2128, 2131-2133, 2135, 2137, 2141-2142, 2150
 Saurischia - Saltasauridae
"aff. Loricosaurus sp." = Neuquensaurus, Neuquensaurus robustus2
"aff. Loricosaurus sp." = Neuquensaurus Powell 1992 saltasaurine
MLP.Av.2107
Neuquensaurus robustus2 Huene 1927 saltasaurine
MLP.Av.2060, 2064, 2066, 2068, 2069, 2083, 2169