. Comparative zoology, structural and systematic : for use in schools and colleges. Zoology; Anatomy, Comparative; Physiology, Comparative. Fig. 41.—Alimentary canal of a Beetle: Fig. 42. — Alimentary Canal of the Bee a, pharynx; b, gullet, leading to crop, (Apis mellifica): a, gullet; b, crop; c, c?, e, gizzard, and stomach, e; /, deli- stomach; e, small intestine ; /, large in— cate urinary tubes; g, intestine; h, testine; g, anal orifice; h, urinary ves- other secreting organs. sels j i, auxiliary glands. frequently lined with rows of horny teeth, which are spe- cially developed in Grasshop
. Comparative zoology, structural and systematic : for use in schools and colleges. Zoology; Anatomy, Comparative; Physiology, Comparative. Fig. 41.—Alimentary canal of a Beetle: Fig. 42. — Alimentary Canal of the Bee a, pharynx; b, gullet, leading to crop, (Apis mellifica): a, gullet; b, crop; c, c?, e, gizzard, and stomach, e; /, deli- stomach; e, small intestine ; /, large in— cate urinary tubes; g, intestine; h, testine; g, anal orifice; h, urinary ves- other secreting organs. sels j i, auxiliary glands. frequently lined with rows of horny teeth, which are spe- cially developed in Grasshoppers, Crickets, and Locusts. The intestines are remarkable for their convolutions. In- sects have no true liver; but its functions are performed by little cell-masses on the inside of the The alimentary canal of Spiders is short and straight, the pharynx and gullet being very minute. The stomach is characterized by sending out tubular prolongations, and ,n' n" h c h o. n V I" V" s n no' Fig. 43.—Anatomy of a Sphinx Moth: n, nervous cord ; n', brain sending off nerves to the legs, F, F', F", and for the wings at n"; h, dorsal vessel, or heart; c, crop; s, stomach; i, intestines; 0, reproductive organs; 0', oviduct; 8-20, 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 Orton, James, 1830-1877; Birge, E. A. (Edward Asahel), 1851-1950. New York : Harper & Bros.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1883