Annals of the South African Museum, Volume 21The Museum, 1927 - Natual history |
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Page 7
... dorsal , A for anal , etc .; for this reason the pelvic fins are termed the ventral fins , so that the initial letter is not the same as that of the pectoral fins . Then the number of spines ... dorsal fin composed of 8 spines and 10 soft ...
... dorsal , A for anal , etc .; for this reason the pelvic fins are termed the ventral fins , so that the initial letter is not the same as that of the pectoral fins . Then the number of spines ... dorsal fin composed of 8 spines and 10 soft ...
Page 20
... dorsal fin B. Gills 5. Two dorsal fins . 1. Dorsal fin - spines absent . Heptranchidae . a . Oronasal grooves absent ( except Scyllioyaleus ) . i . Nictitating membrane present ii . Nictitating membrane absent . a . Second dorsal much ...
... dorsal fin B. Gills 5. Two dorsal fins . 1. Dorsal fin - spines absent . Heptranchidae . a . Oronasal grooves absent ( except Scyllioyaleus ) . i . Nictitating membrane present ii . Nictitating membrane absent . a . Second dorsal much ...
Page 46
... spines in dorsal fins . Dermal denticles large , scattered , with strong spines II . Mouth transverse , with oblique groove on either side . A. Spines without grooves B. Spines laterally grooved . 1. Teeth in upper jaw tricuspid 2 ...
... spines in dorsal fins . Dermal denticles large , scattered , with strong spines II . Mouth transverse , with oblique groove on either side . A. Spines without grooves B. Spines laterally grooved . 1. Teeth in upper jaw tricuspid 2 ...
Page 48
... Dorsal fin spines when laid back extending well beyond vertical from hind end of base of 1st dorsal , apex acute . Pelvics midway between 1st and 2nd dorsals . Length . - Up to 800 mm . Colour . - Uniform greyish ; pupil emerald green ...
... Dorsal fin spines when laid back extending well beyond vertical from hind end of base of 1st dorsal , apex acute . Pelvics midway between 1st and 2nd dorsals . Length . - Up to 800 mm . Colour . - Uniform greyish ; pupil emerald green ...
Page 51
... dorsal fins , with laterally grooved spines which are small , with only the points projecting , or quite hidden . Mouth with a deep groove on either side . Nostrils oblique . Snout produced . Teeth unicuspid , dissimilar ; those in ...
... dorsal fins , with laterally grooved spines which are small , with only the points projecting , or quite hidden . Mouth with a deep groove on either side . Nostrils oblique . Snout produced . Teeth unicuspid , dissimilar ; those in ...
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Common terms and phrases
1st dorsal absent adult Agulhas Bank Air-bladder anal fins arch band Barbel Biol blackish Bleeker Branchiostegals Brit canines Cape caudal fin caudal peduncle Colour Colour.-Silvery compressed ctenoid Cuvier and Valenciennes cycloid dark Delagoa Bay Depth of body dorsal and anal dorsal fin Dorsal spines Durban Mus fathoms Fish genus Gilchrist and Thompson Gill Gill-membranes Gill-rakers gill-slits Günther hind margin Hist Ichthyol interorbital width Jordan Lacépède Lateral line length of body length of head Length.-Up Locality.-Natal coast Locality.-Off lower jaw margin of eye Maxilla Maxilla reaching mouth Natal nostril opercle palatine Photophores Plate Poiss posterior premaxilla preopercle preorbital Proc Pseudobranchiae Pyloric caeca Regan Scales scaly serrated silvery slightly snout soft dorsal South African Museum South African species specimens spinous dorsal spots Surv synonymy tail teeth U.S. Nat upper jaw vent vertical villiform vomer Zool