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PROCEEDINGS OF THE CALIFORNIA ACADEMY OF SCIENCES 
Series 4, Volume 65, 28 Sept. 2018, No. 3 
Doto form A of Goddard (1996). Woodley Island, Humboldt Bay, Humboldt Co., California, 
1 specimen on side of floating dock, 20 May 2016 (Young 2016) to Punta Rosarito, Baja Califor¬ 
nia (JG, personal observations) and probably Baja California Sur (Angulo-Campillo 2005 
[as D. amyra ]). 
Previous northernmost locality: Drake’s Estero, Point Reyes National Seashore (Goddard 
1996). 
Additional northern localities: Coleman Beach, Sonoma Co., California, 2 specimens, low 
rocky intertidal, 26 June 2017 (observed by JG; for image see <https://www.inaturalist.org/ 
observations/6847120 >). 
Remarks: This form is often identified as Doto amyra, but differs from that species in mor¬ 
phology, egg size, mode of development, and genetics (see Goddard et al. 2016, p. 29). 
Dironidae 
Dirona picta MacFarland in Cockerell and Eliot, 1905. Barkley Sound, Vancouver Island, 
British Columbia, at least 1 specimen, summer 2016 (Merlo et al. 2018; C. Tamis, personal 
communication to JG, with images, 12 June 2018) to Baja California Sur, and northern Gulf of 
California (Farmer and Collier 1963; and see CASIZ Collection database). 
Previous northernmost locality: Cape Meares, Oregon (Goddard 1997). 
Additional northern localities: Seal Rock State Wayside, Oregon, low rocky intertidal, 2 total 
specimens, 7 June and 3 July 2016 (observed by TP). 
Flabellinidae 
Flabellina bertschi Gosliner and Kuzirian, 1990. Anacapa Island, California, 1 specimen, 12 
m depth, South side of West Anacapa Is., 26 Aug 2016 (Klug 2016a) to Panama (Hermosillo 2004). 
Previous northernmost locality: Big Fisherman’s Cove, Santa Catalina Island (Goddard et al. 
2016). 
Additional northern localities: Mission Bay Point, San Diego, California, 1 specimen, 2 m 
depth, rock rubble, 20 May 2016 (observed by CH). Mission Bay Drive bridge, San Diego, Cali¬ 
fornia, at least 24 specimens on pier pilings, maximum depth 5 m, 21 November 2016 (observed 
by BG; for image see <https://www.inaturalist.org/observations/4632067>). 
Facelinidae 
Hermissenda opalescens (Cooper, 1863). Yellow Bank, Clayoquot Sound, Vancouver Island, 
British Columbia, 24 specimens, 15 July 2016 (Merlo et al. 2018) to Baja California Sur (Angulo- 
Campillo 2005); northern Gulf of California, Mexico (Farmer and Collier, 1963; Keen 1971). 
Previous northernmost locality: Charleston, Oregon (Goddard 1984 [as H. crassicornis, form 
lacking bluish-white stripe on cerata; see remarks below]) 
Additional northern localities: 7 localities in Barkley Sound, Vancouver Island, British Colum¬ 
bia, summer 2016 (Merlo et al. 2018), Cape Flattery, Washington (Chibahdehl Rocks, Box Canyon, 
Steve’s Cave), August 2015 (Fig. 2D) (K. Fletcher, personal communication with images to JG, 26 
April 2016), Haystack Rock, Cannon Beach (Cullin 2017), Oceanside Beach State Park (observed 
by TP, 24 April 2016), Otter Crest (observed by TP, June to July 2016), Seal Rock (observed by TP, 
May to July 2016), Strawberry Hill (observed by TP, April to July 2016 and JG, 4 June 2016; for 
image see <http://www.inaturalist.org/observations/3527960>). Bob Creek (observed by TP, 
7 May and 5 July 2016). Additional records of H. opalescens from Oregon in 2016 and 2017 are 
available on iNaturalist (<http://www. inaturalist. org/taxa/494603-Hermissenda-opalescens>). 
