EXYRIAS BELISSIMUS - (SMITH, 1959)
Actinopterygii (Gigaclass) > Actinopteri (Class) > Teleostei (Subclass) > Gobiiformes (Order) > Gobiidae (Family) > Gobiinae (Subfamily) > Exyrias (Genus)
Barred high-fin goby, Mud-reef goby, Mud reef goby, Beautiful goby, Obake-inkohaze, オバケインコハゼ, 黑点鹦鰕虎鱼, 黑點鸚鰕虎魚,
Synonymes
Acentrogobius belissimus (Smith, 1959)
Acentrogobius bellisimus (Smith, 1959)
Acentrogobius bellissimus (Smith, 1959)
Exyrias bellissimus (Smith, 1959)
Exyrius belissimus (Smith, 1959)
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Description
Dorsal spines (total): 7; Dorsal soft rays (total): 10-12; Anal spine: 1; Anal soft rays: 9-10; Vertebrae: 26; Lateral line scales: 26-29; Predorsal scales: 8-9; Depth of body about: 3.6-3.9 in SL. Body moderately elongate and compressed. Head slightly compressed; Jaws subequal; Gill opening not extending anteriorly to a vertical through posterior margin of preopercle; Tongue rounded. Teeth small and tightly packed in jaws. Usually, spines on first dorsal fin elongated into filaments with the 3rd and 4th typically longest; Pelvic fins united medially; Frenum present. Scales on head and body ctenoid, exclusive of breast with cycloid scales; Snout naked; Scaled area on prepelvic region covering anteroventral part of branchiostegal membrane. Sensory canals and pores present on head; Longitudinal pattern of sensory papillae on cheek, may be with some short transverse rows of sensory papillae irregularly; Uniserial transverse row of sensory papillae just behind chin. Max. length: 15.0 cm SL. Depth range: 1 - 30 m.
Color
Dorsal half of body brown, ventral half yellow, with 7-8 dark brown bars. Small silvery white spots on cheeks and opercula. Spine of 2nd dorsal fin with red and white alternating bands, spots on rays and membrane.
Etymology
Exyrias: from Greek prefix, ex- = not or without + from Ancient Greek, xurón = razor or shaved. Referring to fully scaled cheeks.
belissimus: from Latin, belus = beautiful. Referring to its very beautiful coloration in life.
Original description: Acentrogobius belissimus Smith, 1959 - Type locality: Pinda, Mozambique, western Indian Ocean.
Distribution
Red Sea, Indo-West Pacific: East Africa and Madagascar east to Solomon Islands and Samoa, north to Kerama Islands (southern Japan), south to Western Australia, New Caledonia and Tonga.
Biology
A territorial species that inhabits lagoon and seaward reefs. Found over silty bottoms near or under overhanging corals. Feeds by sifting the sediment through its gill rakers.
Barred high-fin goby, Mud-reef goby, Mud reef goby, Beautiful goby, Obake-inkohaze, オバケインコハゼ, 黑点鹦鰕虎鱼, 黑點鸚鰕虎魚,
Synonymes
Acentrogobius belissimus (Smith, 1959)
Acentrogobius bellisimus (Smith, 1959)
Acentrogobius bellissimus (Smith, 1959)
Exyrias bellissimus (Smith, 1959)
Exyrius belissimus (Smith, 1959)
-------------------------
Description
Dorsal spines (total): 7; Dorsal soft rays (total): 10-12; Anal spine: 1; Anal soft rays: 9-10; Vertebrae: 26; Lateral line scales: 26-29; Predorsal scales: 8-9; Depth of body about: 3.6-3.9 in SL. Body moderately elongate and compressed. Head slightly compressed; Jaws subequal; Gill opening not extending anteriorly to a vertical through posterior margin of preopercle; Tongue rounded. Teeth small and tightly packed in jaws. Usually, spines on first dorsal fin elongated into filaments with the 3rd and 4th typically longest; Pelvic fins united medially; Frenum present. Scales on head and body ctenoid, exclusive of breast with cycloid scales; Snout naked; Scaled area on prepelvic region covering anteroventral part of branchiostegal membrane. Sensory canals and pores present on head; Longitudinal pattern of sensory papillae on cheek, may be with some short transverse rows of sensory papillae irregularly; Uniserial transverse row of sensory papillae just behind chin. Max. length: 15.0 cm SL. Depth range: 1 - 30 m.
Color
Dorsal half of body brown, ventral half yellow, with 7-8 dark brown bars. Small silvery white spots on cheeks and opercula. Spine of 2nd dorsal fin with red and white alternating bands, spots on rays and membrane.
Etymology
Exyrias: from Greek prefix, ex- = not or without + from Ancient Greek, xurón = razor or shaved. Referring to fully scaled cheeks.
belissimus: from Latin, belus = beautiful. Referring to its very beautiful coloration in life.
Original description: Acentrogobius belissimus Smith, 1959 - Type locality: Pinda, Mozambique, western Indian Ocean.
Distribution
Red Sea, Indo-West Pacific: East Africa and Madagascar east to Solomon Islands and Samoa, north to Kerama Islands (southern Japan), south to Western Australia, New Caledonia and Tonga.
Biology
A territorial species that inhabits lagoon and seaward reefs. Found over silty bottoms near or under overhanging corals. Feeds by sifting the sediment through its gill rakers.
Last update: 13, May 2022