Lithologic Unit H. Cano del Oeste Fmn., Sierra de Perija (Devonian of Venezuela)

Where: Venezuela (10.5° N, 72.5° W: paleocoordinates 46.6° S, 45.7° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Cano del Oeste Formation (Rio Cachira Group), Givetian (387.7 - 382.7 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; shale and sandstone

• Unit interpreted as delta plain. Overall sequence is interpreted as transgressive-regressive cycle related to prograding delta complex.
• "Lutitas y areniscas c/ restos vegetales"

Collection methods: Abundances are given by authors.

Primary reference: T. M. Sanchez and J. L. Benedetto. 1983. Paleoecologia, comunidades bentonicas y sucesion paleoambiental en el Grupo Rio Cachiri, Devonico, Sierra de Perija, Venezueal. Ameghiniana 20(3-4):163-198 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 35903: authorized by Michael Foote, entered by Michael Foote on 08.01.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Pterineidae
Ptychopteria sp. Hall 1883 oyster
 Lucinida - Mactromyidae
Paracyclas sp. Hall 1843 clam
Stenolaemata
 Fenestrida - Fenestellidae
 Lophophorata -
Tentaculitida indet. Ljaschenko 1955
Strophomenata
 Productida - Chonetidae
"Devonochonetes" sp. Muir-Wood 1962
Rhynchonellata
 Spiriferida -
Spiriferida indet. Waagen 1883
 Spiriferida - Spinocyrtiidae
 Spiriferida - Mucrospiriferidae
Tylothyris sp. North 1920
 Rhynchonellida - Camarotoechiidae
Camarotoechia sp. Hall and Clarke 1893
  - Tropidoleptidae
 Orthida -
Orthida indet. Schuchert and Cooper 1932