. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 260 Annals of the South African Museum. Atlantica, p. 567), and there is little doubt that rondeleti is not a valid species. All well-preserved Cape specimens that I have examined have the air-bladder present. The common Skipper or Saury is found in large schools swimming near the surface. They are much sought after by mackerels, tunnys, and bonitos, and when pursued leap out of the water, often to a height. Fig. 16.—Scomhresox saurus. Three stages to show the gradual increase in the length of the ja
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 260 Annals of the South African Museum. Atlantica, p. 567), and there is little doubt that rondeleti is not a valid species. All well-preserved Cape specimens that I have examined have the air-bladder present. The common Skipper or Saury is found in large schools swimming near the surface. They are much sought after by mackerels, tunnys, and bonitos, and when pursued leap out of the water, often to a height. Fig. 16.—Scomhresox saurus. Three stages to show the gradual increase in the length of the jaws, a and b enlarged ; c, natural size. of several feet, or skim along the surface. From the habits of this fish, it is easy to see how the evolution of the true Flying-fish (see p.'^265) has taken place. Fam. 3. Hemirhamphidae. Half-beaks. Body elongate, slender. Scales rather large, thin, deciduous. Lower jaw only produced into a beak (except in Chriodorus). Maxilla firmly united with premaxilla. Teeth in both jaws small, compressed, usually tricuspid. Lower pharyngeal broadly triangular. Third upper pharyngeals fused into one. Fourth pair absent. Dorsal and anal not very long. No detached finlets. Pectoral short or moder- ately long. Gill-rakers long. Pseudobranchiae absent. Air-bladder large, simple, or cellular. The fishes of this family are very similar in form to the Skijopers, but are easily distinguished by the upper jaw not being produced. Their habits are the same. They skim the upper surface of the sea and feed on minute particles of vegetable matter. Unlike the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum
Size: 2140px × 1168px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
