ammonites
Lissochonetes parvisulcatus Cooper and Grant 1975 (lamp shell)

Strophomenata - Productida - Rugosochonetidae

Full reference: G. A. Cooper and R. E. Grant. 1975. Permian Brachiopods of West Texas, III. Smithsonian Contributions to Paleobiology 19:795-1921

Belongs to Lissochonetes according to G. A. Cooper and R. E. Grant 1975

Sister taxa: Lissochonetes amazonicus, Lissochonetes assula, Lissochonetes avicula, Lissochonetes bipartita, Lissochonetes geinitzianus, Lissochonetes geronticus, Lissochonetes koksuensis, Lissochonetes latus, Lissochonetes magnus, Lissochonetes morahensis, Lissochonetes rotundatus, Lissochonetes superba, Lissochonetes tareiaensis, Lissochonetes taubensis

Type specimen: USNM 151993a, a shell (Articulated shell)

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 5.65 x 8.85