Ichinotani, Fukuji, Gifu Prefecture (Carboniferous of Japan)

Where: Japan (36.2° N, 137.5° E: paleocoordinates 12.1° N, 97.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Ichinotani Formation, Moscovian (315.2 - 307.0 Ma)

• Lower Fusulinella-Fusulina zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, gray limestone

Size class: macrofossils

Primary reference: M. Goto and M. Okura. 2004. The chondrichthyan tooth remains from the Carboniferous and Permian of Fukuji, Gifu Prefecture, central Japan. Earth Science (Chikyu Kagaku) 58:215-228 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90282: authorized by Matthew Clapham, entered by Matthew Clapham on 15.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ctenacanthiformes - Ctenacanthidae
Cladodus "sp. 1" Agassiz 1843 elasmobranch
Cladodus "sp. 2" Agassiz 1843 elasmobranch
Cladodus "sp. 3" Agassiz 1843 elasmobranch
Cladodus "sp. 4" Agassiz 1843 elasmobranch
 Cochliodontiformes - Cochliodontidae
Cochliodontidae indet. Owen 1867 chimaera
Poecilodus sp. Agassiz 1843 chimaera
Cyrtonodus brevis n. sp. Goto and Okura 2004 chimaera
Cyrtonodus nishioi n. sp. Goto and Okura 2004 chimaera
Cyrtonodus fukujiensis n. sp. Goto and Okura 2004 chimaera
 Petalodontiformes - Petalodontidae
Petalodus allegheniensis Leidy 1856 chimaera
 Petalodontiformes - Janassidae
Janassa "sp. 2" chimaera
 Eugeneodontiformes - Helicoprionidae
Agassizodus sp. St. John and Worthen 1875 chimaera