. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 9. -Diagrams of the mouth and nostrils of A, Rhinobatus annulatus ; B, R. blochi; C, R. holcorhynchus. only the bases. In young there are also spines around anterior and internal margins of eyes and one or two on shoulders, all of which are lost in adult. Rostral cartilages convergent in front, separate throughout their length. Snout somewhat pointed, its margins nearly straight. Length.—^Up to 900 mm. Colour.—Greyish, with lighter vermiculations and scattered round white spots each with a darke
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. Fig. 9. -Diagrams of the mouth and nostrils of A, Rhinobatus annulatus ; B, R. blochi; C, R. holcorhynchus. only the bases. In young there are also spines around anterior and internal margins of eyes and one or two on shoulders, all of which are lost in adult. Rostral cartilages convergent in front, separate throughout their length. Snout somewhat pointed, its margins nearly straight. Length.—^Up to 900 mm. Colour.—Greyish, with lighter vermiculations and scattered round white spots each with a darker centre, uniform lighter below ; iris and flap golden brown, pupil black. Locality.—Simon's Bay to Natal. Closely allied to the Mediterranean columnae, but distinguished by the anterior nasal flaps being more expanded inwards so as nearly to meet one another. Although listed by von Bonde and Swart (under the name rhinobatus) there is no evidence to show that the Mediterranean species occurs in South 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
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
