TU 1399. Roadcut on west side of Camarones (Pliocene of Ecuador)

Also known as CRB 284, P-101, LACMIP locality 16882

Where: Esmeraldas, Ecuador (1.0° N, 79.6° W: paleocoordinates 0.8° N, 78.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Esmeraldas Member (Onzole Formation), Early/Lower Pliocene (5.3 - 3.6 Ma)

• Early Pliocene. Esmeraldas beds, upper Onzole Formation.

• bed-level stratigraphic resolution

Environment/lithology: deep-water; poorly lithified, tuffaceous, calcareous shale

• Shallow-water gravity-flows, which brought the Esmeraldas fauna into the deep water (1000 m) from shallow water, on the order of 75 m.
• Highly foraminiferal tuffaceous shale.

Size class: macrofossils

Reposited in the CAS, LACM, PRI, USNM

Collection methods: quarrying,

• Collections reposited in the CAS, Los Angeles County Museum, PR, USNM, and Tulane University. According to Vokes (1991) the collection by C. Roger Bristow (CRB-284) is from roughly the same locality

Primary reference: W. D. Pitt and L.J. Pitt. 1995. A new species of Enaeta (Gastropoda: Volutidae) from the Mio-Pliocene of northwestern Ecuador. Tulane Studies in Geology and Paleontology 28:123-126 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41762: authorized by Austin Hendy, entered by Austin Hendy on 20.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Taxonomic list only contains species taxonomically described in reference.
Gastropoda
 Neogastropoda - Muricidae
Attiliosa nodulosa3, Acanthotrophon sorenseni3, Ceratostoma notiale3, Vitularia salebrosa3, "Murex (Haustellum) recurvirostris" = Vokesimurex recurvirostris3, Hexaplex ambiguus3, Hexaplex brassica3, Pteropurpura (Ocinebrellus) ecuadoria3, "Typhis (Talityphis) latipennis" = Typhina3, "Typhis (Talityphis) alatus" = Typhina alata3
Attiliosa nodulosa3 murex snail
Acanthotrophon sorenseni3 knobbed trophon
Ceratostoma notiale3 murex snail
Vitularia salebrosa3 murex snail
"Murex (Haustellum) recurvirostris" = Vokesimurex recurvirostris3 Broderip 1832 murex snail
Hexaplex ambiguus3 murex snail
Hexaplex brassica3 Lamarck 1822 murex snail
"Typhis (Talityphis) latipennis" = Typhina3 murex snail
"Typhis (Talityphis) alatus" = Typhina alata3 Sowerby 1850 murex snail
 Neogastropoda - Volutidae
 Neogastropoda - Olividae
Oliva sp.3 Bruguière 1789 olive snail
 Neogastropoda - Buccinidae
Cantharus scissus3 true whelk
 Sorbeoconcha - Cassidae
Cassis cf. subtuberosa4 Hanna 1926 snail
 Sorbeoconcha - Cypraeidae
Zonaria (Zonaria) pittorum n. sp.2 Groves 1997 cowry
 Epitonioidea - Epitoniidae
Sthenorytis turbinus1 Dall 1908 wentletrap
Sthenorytis dianae1 Hinds 1844 wentletrap