TOMIYAMICHTHYS ONI - (TOMIYAMA, 1936)
Actinopterygii (Class) > Perciformes (Order) > Gobioidei (Suborder) > Gobiidae (Family) > Gobiinae (Subfamily) > Tomiyamichthys (Genus)
Monster shrimpgoby, Mottled shrimp-goby, Oni-haze, オニハゼ, 富山鰕虎, 富山鰕虎魚,
Synonyme
Cryptocentrus oni (Tomiyama, 1936)
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Description
Dorsal spines (total): 6-7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 10-11. Triangular first dorsal fin without prolonged spines; United pelvic fins, well developed frenum present; Longitudinal scale series 74-91; Head without scales; Body covered by cycloid scales; Greatest depth of body: 5.8-6.5 in SL; Rounded caudal fin, a little shorter than head length; Reduced posterior oculoscapular sensory canal, single pore (H') present. Max length: 11.0 cm. Depth range: 10 - 30 m.
Monster shrimpgoby, Mottled shrimp-goby, Oni-haze, オニハゼ, 富山鰕虎, 富山鰕虎魚,
Synonyme
Cryptocentrus oni (Tomiyama, 1936)
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Description
Dorsal spines (total): 6-7; Dorsal soft rays (total): 11; Anal spines: 1; Anal soft rays: 10-11. Triangular first dorsal fin without prolonged spines; United pelvic fins, well developed frenum present; Longitudinal scale series 74-91; Head without scales; Body covered by cycloid scales; Greatest depth of body: 5.8-6.5 in SL; Rounded caudal fin, a little shorter than head length; Reduced posterior oculoscapular sensory canal, single pore (H') present. Max length: 11.0 cm. Depth range: 10 - 30 m.
Color
Whitish body color; Presence of dark band below eye; Clusters of irregular brown spots covering body; 4-5 enlarged brown spots along ventral side; Several diffuse brown bars on side; Rear edge of dorsal fin with partially ocellated black spot; White coloration on basal portion of pectoral fin.
Whitish body color; Presence of dark band below eye; Clusters of irregular brown spots covering body; 4-5 enlarged brown spots along ventral side; Several diffuse brown bars on side; Rear edge of dorsal fin with partially ocellated black spot; White coloration on basal portion of pectoral fin.
Etymology
Tomiyamichthys: in honor of ichthyologist Itiro Tomiyama, Tokyo Imperial University, who described type species in 1936 + from Greek, ichthys = fish.
Oni: from japanese word, oni = demon, ogre, spirit of a deceased person.
Original description: Cryptocentrus oni Tomiyama, 1936 - Type locality: Tokyo fish market, thought to be from Izu, Shizuoka Prefecture, Japan.
Distribution
Western North Pacific: Sumatra and New Caledonia north to Japan and Palau, East Indian region.
Biology
Lives in clear coastal and inner reefs on rubble flats and slopes. Found in burrows together with Alpheus bellulus (Miya & Miyake, 1969).
Tomiyamichthys: in honor of ichthyologist Itiro Tomiyama, Tokyo Imperial University, who described type species in 1936 + from Greek, ichthys = fish.
Oni: from japanese word, oni = demon, ogre, spirit of a deceased person.
Original description: Cryptocentrus oni Tomiyama, 1936 - Type locality: Tokyo fish market, thought to be from Izu, Shizuoka Prefecture, Japan.
Distribution
Western North Pacific: Sumatra and New Caledonia north to Japan and Palau, East Indian region.
Biology
Lives in clear coastal and inner reefs on rubble flats and slopes. Found in burrows together with Alpheus bellulus (Miya & Miyake, 1969).