semisquamatum, Pycnomma Rutter [C. L.] 1904:252, Pl. 24 [Proceedings of the California Academy of Sciences (Series 3) v. 3 (no. 8); ref. 3842] San Jose Island, Gulf of California, Mexico. Holotype (unique): CAS [old no.] 1478 (lost in 1906). As Dichromma semisquamatum on plate, correction on p. 254. •Valid as Pycnomma semisquamatum Rutter 1904 -- (Allen & Robertson 1994:269 [ref. 22193], Hoese in Fischer et al. 1995:1135 [ref. 22829], Thomson et al. 2000:241 [ref. 25640], Nelson et al. 2004:173 [ref. 27807], Van Tassell 2011:155 [ref. 31732], Page et al. 2013:178 [ref. 32708]). •Valid as Chriolepis semisquamata (Rutter 1904) -- (Tornabene et al. 2016:13 [ref. 34435], Parenti 2021:264 [ref. 38603], Page et al. 2023:121 [ref. 40505]). Current status: Valid as Chriolepis semisquamata (Rutter 1904). Gobiidae: Gobiinae. Distribution: Eastern Pacific: Gulf of California (Mexico). IUCN (2010): Data Deficient. Habitat: marine.