Fig. 3 in Redescription of Icelus rastrinoides Taranetz in Schmidt, 1935, a Senior Synonym of Ricuzenius toyamensis Matsubara and Iwai, 1951, with Notes on Geographic Variations (Teleostei: Cottidae)

Fig. 3. Schematic drawing of head spines, cirri, and cephalic sensory system of Icelus rastrinoides based on FAKU 14450, 130.0 mm SL, holotype of I. toyamensis (upper: dorsal; middle: lateral; lower: ventral views). Blue lines indicate sensory canals. NA, anterior nasal pore; NP, posterior nasal pore; SO, supraorbital pores; T, postorbital pores; IOP, posterior infraorbital pores; OCA, anterior medial pore of occipital canal; OCP, posterior medial pore of occipital canal; OCLP, posterior lateral central pore of occipital canal; OLP, posterior lateral pore of occipital canal; PM, preoperculomandibular pores.Published as part of Kai, Yoshiaki, Nazarkin, Mikhail, Fukuzawa, Hayato, Yagi, Yuta, Sakuma, Kay, Fujiwara, Kunihiro & Hamatsu, Tomonori, 2023, Redescription of Icelus rastrinoides Taranetz in Schmidt, 1935, a Senior Synonym of Ricuzenius toyamensis Matsubara and Iwai, 1951, with Notes on Geographic Variations (Teleostei: Cottidae), pp. 15-22 in Species Diversity 28 (1) on page 20, DOI: 10.12782/specdiv.28.15, http://zenodo.org/record/752277