. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. U->] Text-fig. 25.—Metachatina kraussi (Rve.), Durban. Teeth from radula; x 115. formula 65 + 1 + 65. Central narrow with small cone and long base; admedians large with a blunt ectocone and a slight swelling in place of an endocone; the first 3 laterals resemble the admedians but diminish in size; most of the remaining teeth are simpler in form with parallel sides, and outermost marginals are rudimentary. In the specimen figured No. 29 is abnormal in having a double ectocone. The radula resembles
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. U->] Text-fig. 25.—Metachatina kraussi (Rve.), Durban. Teeth from radula; x 115. formula 65 + 1 + 65. Central narrow with small cone and long base; admedians large with a blunt ectocone and a slight swelling in place of an endocone; the first 3 laterals resemble the admedians but diminish in size; most of the remaining teeth are simpler in form with parallel sides, and outermost marginals are rudimentary. In the specimen figured No. 29 is abnormal in having a double ectocone. The radula resembles that of Burtoa in having ectocones on all except the outermost teeth, but the central is rather larger, and in specimens examined there are not the numerous lines of abnormal teeth so prevalent in Burtoa. var. elongata Junod. 1899. Livinhacia kraussi Pfr., var. elongata Junod, Bull. Soc. Vaudoise, xxxv, p. 279. N. 1925. Metachatina kraussi Pfr., var. elongata Junod, Conn., Trans. E. Soc. S. Africa, xii, p. 165. D. Persistently more elongate in comparison than the type; an average adult shell measures 145 x 72 mm. in length and 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: 2309px × 1082px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
