Cadlinidae, Bergh, 1891

Goddard, Jeffrey H. R., Treneman, Nancy, Prestholdt, Tara, Hoover, Craig, Green, Brenna, Pence, William E., Mason, Douglas E., Dobry, Phillip, Sones, Jacqueline L., Sanford, Eric, Agarwal, Robin, McDonald, Gary R., Johnson, Rebecca F. & Gosliner, Terrence M., 2018, Heterobranch Sea Slug Range Shifts in the Northeast Pacific Ocean associated with the 2015 - 16 El Niño, Proceedings of the California Academy of Sciences 65 (3), pp. 107-131 : 114

Cadlinidae

Cadlina sparsa (Odhner, 1921) Drakes’ Estero, Point Reyes National Seashore, California, 3 specimens, low rocky intertidal, 8 June 2016 (observed by JG; for image see <http://www. inaturalist.org/observations/5855244>) to Punta Rosarito, Baja California, Mexico (JG, personal observations, 28 May 2001); Bahía de Banderas to Panama ( Hermosillo 2004, Table 2; Hermosillo et al. 2006); Chile and Argentina ( Marcus 1959; Schrödl 2000).

Previous northernmost locality: Marin Co. headlands, California ( Jaeckle 1983) .

Additional northern localities: Duxbury Reef , California, 1 specimen, 21 December 1992 ( CASIZ 66769 ), 1 specimen, 23 December 2011 ( JG, personal observations) .