"Cascudo" outcrop (Planohybodus marki type locality) (Cretaceous of Brazil)

Where: Seabra, Brazil (12.3° S, 41.2° W: paleocoordinates 12.2° S, 8.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Malhada Vermelha Formation, Early/Lower Cretaceous (145.0 - 100.5 Ma)

• Lima Campos Basin. Additional material was obtained from an unknown locality of the Missão Velha Formation of Araripe Basin.

• group of beds-level stratigraphic resolution

Environment/lithology: "floodplain"; siltstone and fine-grained, medium sandstone

• The Malhada Vermelha Formation is characterized by a cyclic sequence of siltstones that are intercalated with fine to medium sandstones with the presence of festoon cross-stratification and climbing ripples

Size classes: macrofossils, mesofossils

Collection methods: UFRGS, Universidade Federal do Rio Grande do Sul (Porto Alegre, Brazil)

Primary reference: F. Pinheiro, A. E. Q. de Figueiredo, P. C. Dentzien-Dias, D. C. Fortier, C. I. Schultz and M. S. S. Viana. 2013. Planohybodus marki sp. nov., a new fresh-water hybodontid shark from the Early Cretaceous of northeastern Brazil. Cretaceous Research 41:210-216 [P. Mannion/J. Tennant/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 139448: authorized by Philip Mannion, entered by Jonathan Tennant on 12.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodontidae indet. Agassiz 1843 elasmobranch
Osteichthyes
  -
Reptilia
 Loricata -