Seanet High Intertidal

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Lottia austrodigitalis (Murphy, 1978)
Phylum Mollusca, Class Gastropoda, Subcl. Eogastropoda, Order Patellogastropoda, Family Lottidae

Apex near front, height moderate, anterior slope concave; to 30 mm long; radial ribs not pronounced on posterior (when present, square in x-sec, often beaded); brown to olive w. white checkering; shell highly variable.

Southern species. Abundant, on rock (in Monterey), high to mid-intertidal zones; exposed & protected outer coast; also on plates of Pollicipes & on mussel shells.

Geo Range: Pt. Conception to northern Baja; southern Monterey Bay
Synonyms: Collisella austrodigitalis
Similar species:
L. digitalis is nearly identical but in Monterey its goose barnacle form is more frequent; see table.

mostly L. austrodigitalis; possible L. digitalis just left of center facing downward.