Archosauria - Aetosauria - Batrachopodidae

Alternative combinations: Anisichnus gracilis, Anisopus gracilis

Synonyms: Anisichnus gracilior Hitchcock 1862, Anisopus gracilior Hitchcock 1862, Batrachopus gracilior Hitchcock 1862, Shepardia palmipes Hitchcock 1858

Full reference: E. Hitchcock. 1845. An attempt to name, classify, and describe, the animals that made the fossil footmarks of New England. Sixth Annual Meeeting of the Association of American Geologists and Naturalists, New Haven, CT. Abstract and Proceedings 23-25

Belongs to Batrachopus according to E. C. Rainforth 2007

Sister taxa: Batrachopus bellus, Batrachopus deweyi, Batrachopus dispar, Batrachopus gilberti, Batrachopus pilosus, Batrachopus rugosus, Batrachopus szechuanensis, Comptichnus moorosi, Palamopus anomalus, Palamopus divaricans, Chelonoides wittei, Chelonoides robusta, Orthodactylus howelli, Parabatrachopus argentina

Type specimens:

• Batrachopus gracilis: AC 42/3, a footprint
• Batrachopus gracilior: AC 46/3, a footprint. Its type locality is Lily Pond Quarry, Gill, which is in a Hettangian fluvial-lacustrine shale/sandstone in the Turners Falls Formation of Massachusetts.
• Shepardia palmipes: AM 1413, a footprint. Its type locality is below Turners Falls, tracksite, which is in a Hettangian/Sinemurian fluvial-lacustrine sandstone/shale in the Portland Formation of Massachusetts.

Ecology: herbivore