Chomatodus sp.(Petalodus目)のサメの歯化石です。 石炭紀(middle Mississippian)のMuldraugh Formation、Hardin County, Kentucky, U. S. A.で採集されたものです。 【学名】Chomatodus sp. 【時代】石炭紀 (middle Mississippian) 【産地】Muldraugh Formation, Hardin County, Kentucky...
Permian-Period Shark Had Petal-Shaped Teeth | Paleontology
Petalodus - Fossils of Parks Township
Petalodus - Fossils of Parks Township
Petalodus Research, the 16 holotypes - Fossils of Parks Township