Martinote (Jurassic to of Uruguay)

Where: Tacuarembó, Uruguay (31.9° S, 55.9° W: paleocoordinates 29.2° S, 19.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Batoví Member (Tacuarembó Formation), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• base of lower member, from a 3-6 cm thick layer; "base of Batoví Member (Kimmeridgian-Tithonian)" (Soto and Perea 2010)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; fine-grained, medium, green, red, yellow, sandy mudstone and siltstone

• "The fossiliferous lower member comprises predominantly fine- to medium-grained, well-sorted, yellowish to reddish to greenish mudstones and siltstones of lacustrine origin." Bonebed is in "a well-sorted sandy matrix".

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: D. Perea, M. Ubilla, A. Rojas and C. A. Goso. 2001. The West Gondwanan occurrence of the hybodontid shark Priohybodus, and the Late Jurassic–Early Cretaceous age of the Tacuarembó Formation, Uruguay. Palaeontology 44(6):1227-1235 [M. Carrano/M. Carrano/J. Tennant]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 83729: authorized by Matthew Carrano, entered by Matthew Carrano on 28.08.2008, edited by Matthew Oreska, Oliver Rauhut and Jonathan Tennant

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
Priohybodus arambourgi5 d'Erasmo 1960 elasmobranch
FC-PDV 903-909, 1002-1016, 1049
Osteichthyes
 Ceratodontiformes - Arganodontidae
""Ceratodus" tiguidiensis" = Arganodus tiguidiensis4
""Ceratodus" tiguidiensis" = Arganodus tiguidiensis4 Tabaste 1963 Australian lungfish
FC-DPV 1720, right lower tooth plate
Coelacanthimorpha
 Coelacanthiformes - Mawsoniidae
Mawsonia sp.2 Mawson and Woodward 1907 coelacanth
FC-DPV 2603, pterygoid
Reptilia
 Theropoda -
Theropoda indet.1 Marsh 1881 theropod
FC-DPV 1001
Coelurosauria indet.1 Huene 1914 coelurosaur
FC-DPV 1000, 1047, 1048, 1140, 1223 (some with "affintiies to Dromaeosauridae")
 Theropoda - Megalosauridae
Torvosaurus sp.6 Galton and Jensen 1979 tetanuran theropod
FC-DPV 1951, isolated tooth
 Theropoda -
Ceratosaurus sp.7 Marsh 1884 ceratosaur
two teeth; FC-DPV 1950, FC-DPV 3033
 Theropoda - Ceratosauridae
Ceratosauridae indet.3 Marsh 1884 ceratosaur
FC-DPV 1950
Actinopteri
 Holostei -
Semionotiformes indet.1 Arambourg and Bertin 1958
scales, teeth