Cerro Marucho area, Neuquen basin, Agrio Fm (Cretaceous to of Argentina)

Where: Argentina (39.3° S, 70.1° W: paleocoordinates 38.7° S, 33.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Decliveites crassicostatus zone, Pilmatué Member (Agrio Formation), Late/Upper Valanginian to Late/Upper Valanginian (140.2 - 130.0 Ma)

Environment/lithology: slope or ramp reef; black, calcareous shale and sandstone

• Shallow ramp with storm influence

Size classes: macrofossils, mesofossils

Primary reference: L. Luci, R. M. Garberoglio, and D. G. Lazo. 2013. Serpulids and other calcareous tube-dwelling encrusting polychaetes from the Early Cretaceous Agrio Formation (Neuquen Basin, Argentina). Geobios 46(3):213-224 [W. Kiessling/M. Krause/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 151708: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 10.10.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Polychaeta
 Serpulimorpha -
Placostegus cf. conchophilus, ? Neomicrorbis sp., Mucroserpula mucroserpula
 Sabellida - Sabellidae
Glomerula cf. serpentina
Glomerula cf. serpentina Schlotheim 1820
 Sabellida - Serpulidae
Parsimonia antiquata, Propomatoceros semicostatus, Propomatoceros sulcicarinatus
Bivalvia
 Pectinida - Pectinoidae
Prohinnites sp.
Prohinnites sp. Gillet 1922 scallop
Cephalopoda
 Ammonitida - Neocomitidae
Decliveites sp., Decliveites crassicostatus
Decliveites sp. Aguirre-Urreta and Rawson 2010 ammonite
Decliveites crassicostatus Aguirre-Urreta and Rawson 2010 ammonite