Cachiyuyo section level CA (Ordovician of Argentina)

Where: Argentina (28.7° S, 67.8° W: paleocoordinates 37.4° S, 130.6° W)

• coordinate estimated from map

When: 4 Member (Suri Formation), Arenigian (478.6 - 468.1 Ma)

• Approximately 1115 m above base of Suri Formation.

Environment/lithology: coastal; lithified, green sandstone and lithified, bioturbated siltstone

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Benedetto

Primary reference: J. L. Benedetto. 2003. Early Ordovician (Arenig) brachiopods from volcanicalstic rocks of the Famatina Range, northwest Argentina. Journal of Paleontology 77(2):212-242 [A. Miller/S. Kolbe]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 115170: authorized by Arnold Miller, entered by Sarah Kolbe on 30.08.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Billingsellida - Polytoechiidae
Tritoechia sp. Ulrich and Cooper 1936
 Billingsellida - Tritoechiidae
Pinatotoechia acantha Benedetto 2001
Rhynchonellata
 Protorthida - Skenidiidae
 Pentamerida - Huenellidae
Trigonostrophia reversa Benedetto 2003
 Pentamerida - Tetralobulidae
Rugostrophia protoandina Benedetto 2003
 Pentamerida - Camerellidae
Camerella sp. Billings 1859
 Orthida - Plectorthidae
? Desmorthis bifurcata Benedetto 2003
 Orthida - Platystrophiidae
Ffynnonia famatinensis Benedetto 2003
 Orthida - Orthidae
Paralenorthis suriensis Benedetto 2003
Suriorthis depressus Benedetto 2003
 Orthida - Productorthidae
? Panderina ambigua Benedetto 2003
 Orthida - Hesperonomiidae
Hesperonomia orientalis Benedetto 1998
Mollesella planiventralis Benedetto 2003
Hesperonomiella arcuata Benedetto 2003