Wakinosaurus type, Sengokukyo (Cretaceous to of Japan)

Where: Fukuoka, Japan (33.7° N, 130.6° E: paleocoordinates 42.6° N, 132.3° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Sengoku Formation (Kwanmon Group), Hauterivian to Hauterivian (132.9 - 125.0 Ma)

• originally described as Neocomian; Wakino Subgroup

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; medium-grained, coarse, gray, green, blue, argillaceous sandstone

• "freshwater"
• "bluish or pale greenish gray, medium-grained sandstone to coarse shale with black mud patches"

Size class: macrofossils

Collected by M. Sato in 1990

Collection methods: surface (float),

Primary reference: Y. Okazaki. 1992. A new genus and species of carnivorous dinosaur from the Lower Cretaceous Kwanmon Group, northern Kyushu. Bulletin of the Kitakyushu Museum of Natural History 11:87-90 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39660: authorized by Matthew Carrano, entered by Matthew Carrano on 02.06.2004, edited by David Nicholson

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Thiaridae
Brotiopsis spp. Suzuki 1943 snail
Reptilia
 Testudines - Adocidae
Adocus sp. Cope 1868 turtle
 Saurischia -
Wakinosaurus satoi n. gen. n. sp.
Wakinosaurus satoi n. gen. n. sp. Okazaki 1992 theropod
 Crocodylia -
Crocodylia indet. Owen 1842 crocodilian