pygmaeus, Diplogrammus (Climacogrammus) Fricke [R.] 1981:685, Figs. 1-2 [Journal of Natural History v. 15 (no. 4) (for July/Aug. 1981); ref. 8603] Southern coast of Arabia, central Oman, 19°22'36"N, 57°53'00"E, depth 13.5 meters. Holotype: BMNH 1939.5.24.1431. Paratypes: BMNH 1887.6.8.5 (1). Type catalog: Fricke 1982:72 [ref. 5432]. •Valid as Diplogrammus pygmaeus Fricke 1981 -- (Fricke 1982:72 [ref. 5432], Fricke 1983:513 [ref. 8349], Randall et al. 1994:252 [ref. 21645], Randall 1995:353 [ref. 22896], Carpenter et al. 1997:212 [ref. 23922], Fricke 2002:48 [ref. 26547], Manilo & Bogorodsky 2003:S117 [ref. 27377], Fricke et al. 2014:7 [ref. 33363], Fricke et al. 2014:8 [ref. 33442], Fricke et al. 2016:408 [ref. 34134], Seyhan et al. 2017:1 [ref. 35053], Eagderi et al. 2019:45 [ref. 37020], Fricke & Anderson 2022:460 [ref. 39659]). Current status: Valid as Diplogrammus pygmaeus Fricke 1981. Callionymidae. Distribution: Northwestern Indian Ocean: southern Oman, Gulf of Oman and Persian Gulf. Habitat: marine.