General: Long, broad, bell-shaped snout (shorter than A. kampae), deep body (humped in the mid section), can be dark or medium brown; you may see some subtle dark margins on the fins. Broad caudal fin, anal fin short and angular. Eye size is relatively small and gills slits realtively short, compared to A. kampae.
Size: to 69 cm
Reproduction: Eggcases: approximately 52–72 mm in length, shape is vase-like, with a smooth surface, long tendrils on both anterior and posterior ends. Golden-yellow when <1mo old, then egg cases oxidize and become dark brown/black.
Published depth range: 33 - 1306 m
Habitat description: Demersal.
Ocean range (global): S.E. Alaska to northern Baja. Possibly between Panama and Peru.
Consulting taxonomist: David Ebert, Moss Landing Marine Laboratories.
Consulting taxonomist: Amber Reichert, Masters candidate, Moss Landing Marine Laboratories.
ReferencesEncyclopedia of Life
Tree of Life
World Register of Marine Species
National Center for Biotechnology Information
Ebert, D. (2003). Sharks, rays, and chimeras of California. University of California Press, Berkeley, CA. 284 pp.
Citation: Apristurus brunneus ((Gilbert, 1891)) Deep-Sea Guide (DSG) at http://dsg/mbari.org/dsg/view/concept/Apristurus%20brunneus. Monterey Bay Aquarium Research Institute (MBARI). Consulted on 2020-09-25.