Full reference: L. F. Rinehart, S. G. Lucas, and A. B. Heckert. 2003. An early brachyuran (Malacostraca: Decapoda) from the Upper Triassic Snyder Quarry, Petrified Forest Formation, north-central New Mexico. In K. E. Ziegler, A. B. Heckert, & S. G. Lucas (eds.), Paleontology and Geology of the Upper Triassic (Revueltian) Snyder Quarry, New Mexico. New Mexico Museum of Natural History and Science Bulletin 24:67
Sister taxa: none
Type specimen: NMMNH P-29041, an exoskeleton. Its type locality is Snyder Quarry, NMMNH 3845-1, which is in a Lacian/Alaunian crevasse splay mudstone/wackestone in the Petrified Forest Formation of New Mexico.
Ecology: epifaunal carnivore