. Animal activities; a first book in zoo?logy. Zoology; Animal behavior. GRyfSSHOPPERS AND CRICKETS. 35 For the purpose of dissection a female grasshopper should be pinned to the bottom of a dissecting-pan and covered with water. The dorsal wall of the abdomen should then be cut away with a pair of scissors, care being taken to notice the delicate tube, the heart, lying along tlie back. In the freshly killed specimens, the. Fig. 3S.—The Parts of a Locust, u, head; b, eye; c, antenna; d,f, i. thorax; ab, abdomen. tracheje, or air-tubes, connecting with the spiracles on tlie outside, and ramifja
. Animal activities; a first book in zoo?logy. Zoology; Animal behavior. GRyfSSHOPPERS AND CRICKETS. 35 For the purpose of dissection a female grasshopper should be pinned to the bottom of a dissecting-pan and covered with water. The dorsal wall of the abdomen should then be cut away with a pair of scissors, care being taken to notice the delicate tube, the heart, lying along tlie back. In the freshly killed specimens, the. Fig. 3S.—The Parts of a Locust, u, head; b, eye; c, antenna; d,f, i. thorax; ab, abdomen. tracheje, or air-tubes, connecting with the spiracles on tlie outside, and ramifjang to all parts of the body, may be easily seen. At the same time a cluster of long, oval, j'ellow eggs may be seen on each side of the body, near tlie anterior part of the abdomen. From these a tube, the oviduct, leads backward to tlie o\"i- positors. Below the heart the digestive canal may be. 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 French, Nathaniel Stowers, 1854-. New York [etc. etc. ] Longmans, Green and Co
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecta, booksubjectzoology
