Genus: Nanobamus SCHOCH & MILNER, 2014
Etymology: Greek, nanos, "dwarf" and Greek, bamos, "walker" in reference to Amphibamus.

Species: macrorhinus SCHOCH & MILNER, 2014
Etymology: Greek, makros, "long, large" and Greek, rhinos, "nose."

Holotype: UCLA-VP 368

Locality: Archer City Bonebed, Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

Age: Wolfcampanian stage, Lower Rotliegendes Epoch, Early Permian.

Material: Skull.