LO 29, Lomas Occidentales (Jurassic to of Argentina)

Where: Chubut, Argentina (44.4° S, 70.6° W: paleocoordinates 44.3° S, 27.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Mulanguiñeu Formation, Late/Upper Pliensbachian to Late/Upper Pliensbachian (189.6 - 182.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, fine-grained, medium sandstone

• "shallow marine"

Size class: macrofossils

Preservation: mold/impression

Collected by S. Ferrari, A. Pagani, S. Damborenea

• Repository: Museo Paleontolgico 'Egidio Feruglio' collection (MPEF-PI)

Primary reference: S. M. Ferrari. 2012. The genera Cryptaulax and Procerithium (Procerithiidae, Caenogastropoda) in the Early Jurassic of Patagonia, Argentina. Alcheringa 36:323-336 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133006: authorized by Matthew Clapham, entered by Matthew Clapham on 31.08.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Heterostropha - Nerineidae
? Nerinea "sp. 1"1, ? Nerinea "sp. 2"1
? Nerinea "sp. 1"1 Deshayes 1827 snail
? Nerinea "sp. 2"1 Deshayes 1827 snail
 Seguenzioidea - Eucyclidae
? Calliotropis sp.2, ? Ambercyclus isabelensis3
? Calliotropis sp.2 Seguenza 1903 snail
? Ambercyclus isabelensis3 Ferrari et al. 2014 snail
 Vetigastropoda -
? Jurassiphorus cf. triadicus2
 Vetigastropoda - Cirridae
? Hamusina wahnishae n. sp.2
? Hamusina wahnishae n. sp.2 Ferrari 2014 snail
 Trochoidea - Trochidae
? Trochidae "indet. 1"1, Lithotrochus cf. rothi1
? Trochidae "indet. 1"1 Rafinesque 1815 top snail
Lithotrochus cf. rothi1 Damborenea and Ferrari 2008 top snail
 Trochoidea - Colloniidae
Chartronella gradata2
Chartronella gradata2 Ferrari 2014 snail
 Patellida - Acmaeidae
? Scurriopsis sp.2
? Scurriopsis sp.2 Gemellaro 1879 limpet
 Cerithioidea - Cryptaulacidae
Cryptaulax redelii n. sp.
Cryptaulax redelii n. sp. Ferrari 2012 snail
 Architaenioglossa - Ampullinidae
Globularia cf. catanlilensis1
Globularia cf. catanlilensis1 Weaver 1931 snail
 Sorbeoconcha - Procerithiidae
Procerithium (Rhabdocolpus) patagoniensis n. sp., Procerithium nulloi, Procerithium (Infacerithium) nodosum n. sp.
Procerithium nulloi Ferrari 2009 snail
Procerithium (Infacerithium) nodosum n. sp. Ferrari 2012 snail
 Pseudomelanoidea - Pseudomelaniidae
Pseudomelania sp.1, Pseudomelania feruglioi1
Pseudomelania sp.1 Pictet and Campiche 1862 snail
Pseudomelania feruglioi1 Ferrari 2013 snail
1Ferrari 2013; 2Ferrari 2014; 3Ferrari et al. 2014