土佐産魚類の九稀種
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概要
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1. Synodus kaianus (GUNTHER)(Synodontidae) D. 11-12; A. 10-11; L. 1. Ca 60. Head 3.8-4 in length; depth 6.2-6.7; eye 4.7-5.3 in head; snout 3.5-3.6. Snout acutely pointed. Color dark brown; a series of blackish spots along the middle of body. Rare. Length 200-300 mm. 2. Pisoodonophis zophistius JORDAN & SNYDER (Ophichthyidae) This species differs from P. cancrivorus (RICHARDSON) in having dorsal much higher and more darkly colored anteriorly, narrower band of teeth, smaller barbels on upper jaw, and mouth cleft extending one eye-diameter behind eye. Single specimen 750 mm. 3. Ophichthys polyophthalmus (BLEEKER)(Ophichthyidae) Head 10 in length; depth 23; head 4.7 in trunk; head and trunk 1.2 in tail; eye 9.8 in head. Origin of dorsal a little behind above base of pectoral. Color light brownish; on each side with 3 series of large rounded brownish-black spots, each spot of the upper 2 series with a whitish center; head with numerous white dark-edged ocelli. Single specimen 600 mm. 4.Sphyraena piucda BLOCH & SCHNEIDER (Sphyraenidae) D^1. V; D^2. II, 8; A. II, 7; L. 1. ca 80. Head 3.4 in lenght; depgth 6.9; eye 9.1 in head; snout 2.1. Angle of preopercle rounded; teeth on lower jaw vertical; origin of first dorsal above tip of pectorals. Color brown, pale below. Very rarely seen in the markets. Described from a single specimen 1310 mm. 5. Taractes princeps (JOHNSON)(Bramidae) D. III, 31; A. II, 24; scales 41 in a longitudinal series. Head 3 in length; depth 1.6; eye 4.7 in head, snout 3.6. Scales without ridges or spines. Color blackish; free ends of short rays of dorsal and anal pale, concave margin of caudal white. Single specimen 700 mm. 6. Grammistes sexlineatus (THUNBERG)(Serranidae) D. VI, 13; A. 8; L. 1. ca 90. Head 2.5 in length; depth 2.4; eye 4.2 in head; snout 5.7. Dark brown generally, with 3 yellowish longitudinal bands from head along body; a median band from snout to base of dorsal fin. Single specimen 58 mm. 7. VIII, 11; A. III, 9; L. 1. 60. Head 2.4 in length; depth 1.9-2; eye 3-3.2 in head; snout 4-4.9. Twelve scales above lateral line. Color grayish; narrow brown hand on lateral line, above it 3-5 bands, 5-6 bands below it. Broad brown band over nape, through eye and down over cheek behind maxillary, not on isthmus. Three specimens 135-178 mm. 8. Lutianus spilurus BENNETT (Lutianidae) D. X, 14; A. III, 8; L. 1. ca 50. Head 2.8 in length; depth 2.5; eye 3.9 in head; snout 3.6. Color uniformly light brown; 5 blue horizontal bands on each side of body. Single specimen 210 mm. 9. ? Plectorhynchus griseus (CUVIER & VALENCIENNES)(Haemulidae) D. XII, 21; A. III, 7; L. 1. 65. Head 3.7 in length 2.8; eye 4.4 in head; snout 2.5. Uniform dark grayish, with the fins nearly blackish. Numerous orange, round spots on head and body; those on head more or less connected. Rarely seen in the markets. Described from a specimen 470 mm.
- 社団法人日本動物学会の論文
- 1937-12-15
著者
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