Montrouge I (lower) (Jurassic to of France)

Where: Nord-Pas-de-Calais, France (50.8° N, 1.6° E: paleocoordinates 41.6° N, 10.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Tithonian to Late/Upper Tithonian (150.8 - 140.2 Ma)

• Unnamed "Portlandien" unit; Montrouge 1 refers to the lower part of a 1 metre thick unit

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; poorly lithified, white sandstone

• "a whitish sandstone"

Size classes: macrofossils, mesofossils

Collected in 1984-1985

Collection methods: bulk, sieve,

Primary reference: G. Cuny, E. Buffetaut, H. Cappetta, M. Martin, J. M. Mazin and J. M. Rose. 1991. Nouveaux restes de Vertébrés du Jurassique terminal du Boulonnais (Nord de la France) [New vertebrate remains from the latest Jurassic of the Boulonnais (northern France)]. Neues Jahrbuch für Geologie und Paläontologie Abhandlungen 180(3):323-347 [R. Butler/R. Butler/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 92143: authorized by Richard Butler, entered by Richard Butler on 02.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodus sp. Agassiz 1834 elasmobranch
MO1.2
Reptilia
 Loricata -
Crocodylia indet. crocodilian
MO1.4
 Theropoda -
Theropoda indet. theropod
MO1.1
Actinopteri
 Pycnodontiformes - Pycnodontidae
Pycnodontidae indet. Agassiz 1833
MO1.6
 Semionotiformes - Callipurbeckiidae
"Lepidotes cf. minor" = Callipurbeckia minor
"Lepidotes cf. minor" = Callipurbeckia minor Agassiz 1833
MO1.5
 Amiiformes - Caturidae
Caturus sp. Agassiz 1834 bowfin
MO1.7
 Tetraodontiformes - Eotrigonodontidae
Stephanodus sp. Zittel 1883
MO1.3