Yakuno, Fukuchiyama City, Kyoto Prefecture (Triassic to of Japan)

Where: Japan (35.3° N, 135.0° E: paleocoordinates 39.0° N, 112.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Waruishi Formation (Yakuno Group), Aegean to Aegean (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Preservation: mold/impression

Primary reference: Y. Ishida, S. Yoshii, and B. Thuy. 2011. Aplocoma sp. (Echinodermata, Ophiuroidea) from the Middle Triassic Yakuno Group of Kyoto, central Japan. Paleontological Research 15:31-36 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111557: authorized by Matthew Clapham, entered by Matthew Clapham on 25.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Ophiuroidea
 Amphilepidida - Ophiolepididae
Aplocoma sp. d'Orbigny 1852 brittle star