The type locality of this species is off Morro De Puercos (USNM 18281; Centroid Latitude: 7.10417, Centroid Longitude: -80.56667), Azuero Peninsula, Panama, eastern Pacific, where it was collected by the R. V. Albatross, from a depth of 1271 m.
Ludwig. H. (1894). Mem. Mus. Comp. Zool. Harv. 17(3): 138-139, pl.14, fig.4.
World Register of Marine Species
LSID urn:lsid:marinespecies.org:taxname:528999Syntype: USNM 18281
Type locality: Morro De Puercos (USNM 18281; Centroid Latitude: 7.10417, Centroid Longitude: -80.56667), Azuero Peninsula, Panama, eastern Pacific, depth 1271 m.