CH-8B, Chaquipuquio (Triassic of Peru)

Where: Peru (10.8° S, 76.2° W: paleocoordinates 22.5° S, 43.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chambara Formation (Pucara Group), Norian (228.0 - 208.5 Ma)

• Norian age not sure, Lower Jurassic age possible. Large blocks collected 5 m lower the top of the hill.

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• thin lenticular beds or bedded lensoid bodies 0.5 to 15 m thick

Size class: macrofossils

Preservation: replaced with silica

Collected by B. Senowbari-Daryan, G. Stanley in 1984, 1985; reposited in the UMMP

Collection methods: chemical

Primary reference: B. Senowbari-Daryan. 1994. Mesozoic sponges of the Pucara Group, Peru. Palaeontographica Abteilung A 233:57-74 [W. Kiessling/B. Brenneis/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36949: authorized by Wolfgang Kiessling, entered by Benjamin Brenneis on 20.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongea
 Agelasida - Stellispongiellidae
? Stellispongiella ramosa Senowbari-Daryan 1994 demosponge
? Stellispongiella juninensis Senowbari-Daryan 1994 demosponge
Calcarea
 Pharetronida -
Cornuaspongia reticulata n. sp. Senowbari-Daryan 1994 calcareous sponge
Cornuaspongia longidepressa Senowbari-Daryan 1994 calcareous sponge
Trammeria dendroida
  -
Trammeria dendroida Senowbari-Daryan 1994