Radulinus vinculus Bolin, 1950 .

Smoothgum Sculpin. To 10.4 cm (4.1 in) TL (Richard Feeney, pers. comm. to M.L.). Near San Simeon Point (35°38’N, 121°13’W), central California (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California) to between Santa Cruz and Anacapa Islands, southern California (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California). Benthic; depth: 21–100 m (70–328 ft) (min.: Miller and Lea 1972; max.: Richard Feeney, pers. comm. to M.L.).