Articoli correlati a Manual of conchology, structural and systematic Volume...
Manual of conchology, structural and systematic Volume 4 ; with illustrations of the species - Brossura
Sinossi
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1882 Excerpt: ... M. Litterata, Lam. PL 46. figs. 338, 339. Yellowish or whitish, with irregular, longitudinal chocolate markings, sometimes appearing like rude letters, and interrupted more or less by revolving bands. Length,-75-1 inch. Red Sea, Java, Mauritius, So. Africa, Philippines, Polynesia. In many specimens the dark color so predominates as to appear to be the ground-color, upon which are superimposed the yellowish spots and letters; I figure a shell which Sowerby has called M. maculosa, Reeve (fig. 339) which shows this variety pretty well. As already stated, the true maculosa closely approaches this form. M. Paupercula, Linn. PI. 46, fig. 340. Chocolate, with uninterrupted whitish or yellowish longitudinal strigations. Length, 1-1-4 inches. Red Sea, E. Africa, Indian Ocean, Philippines, Polynesia. /"NL. Virgata, Reeve. PI. 46, fig. 341. Color and markings as in M. paupercula, but distinguished by smaller size, more abbreviate, Columbella-like form and conspicuous revolving grooves at the base of the shell. Length,-75--9 inch. Polynesia. Mr. Reeve included two species in his M. virgata, his first figure being a species previously described by Lamarck, and which immediately follows this description. Some specimens of virgata have the Melampus-like form of M. return, but they appear to be constantly distinguished by the want of the white band and fewer and larger color flames. / M. BETusa, Lam. PI. 46, figs. 34-2-344. Surface covered with revolving stria:; dark chocolate, with line close, thread-like undulating longitudinal yellow or white lines, and superiorly a narrow yellow or white revolving band. Length,-75-1 inch. Polynesia. M. virgata, Reeve (fig. 341), in part, is synonymous with M. return, and M. capillata, Gould (fig. 344), is probably a juvenile of i...
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