AORIDAE Walker, 1908

Graening, G. O., Rogers, D. Christopher, Holsinger, John R., Barr, Cheryl & Bottorff, Richard, 2012, Checklist of Inland Aquatic Amphipoda (Crustacea: Malacostraca) of California, Zootaxa 3544, pp. 1-27 : 5

AORIDAE Walker, 1908

Grandidierella japonica Stephensen, 1938 (euryhaline, exotic)

Records: Tomales Bay, Drakes Estero, Bolinas Lagoon, and San Francisco Bay ( Carlton 1979); Corte Madera ( Chapman 1988); and Grizzly Bay, Honker Bay, San Pablo Bay, and Sacramento R. (CDWR database).

Comments: This Japanese amphipod was introduced to central California from oyster plantings and ballast water, and now occurs on the eastern Pacific from British Columbia to Baja California ( Sytsma et al. 2004) .

Microdeutopus gryllotalpa Costa, 1853 (euryhaline, exotic)

Records: Introduced from the Mediterranean and Atlantic into the Humboldt Bay estuary ( Boyd et al. 2002).