. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 10 VINCENT G. DKTH1ER by one or in various combinations until a point was reached where the larva no longer responded to taste. A sharp lookout was kept for any rise in the threshold as various areas were removed. Larvae of /. isa- bclla and E. cgle were used (cf. Fig. 1).. FIG. 1. Ventral view of the mouthparts of the larva of Isia isabrlla. Lr, labrum ; Ep, epipharynx; Hb, hypopharyngeal lobe: M, mandible; Al, A2, A3, first, second and third segments of the antenna; E, eye; H, hypopharynx; Lm, labium; MX, maxilla; M p, max


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 10 VINCENT G. DKTH1ER by one or in various combinations until a point was reached where the larva no longer responded to taste. A sharp lookout was kept for any rise in the threshold as various areas were removed. Larvae of /. isa- bclla and E. cgle were used (cf. Fig. 1).. FIG. 1. Ventral view of the mouthparts of the larva of Isia isabrlla. Lr, labrum ; Ep, epipharynx; Hb, hypopharyngeal lobe: M, mandible; Al, A2, A3, first, second and third segments of the antenna; E, eye; H, hypopharynx; Lm, labium; MX, maxilla; M p, maxillary palpus; Sp, spinneret. When a larva was to be stimulated locallv, it was tied down on its back to a piece of cardboard by means of two loops of string, one around the neck, the other around tin- sixth or seventh abdominal seg- ment. Each loop passed over the caterpillar and then through two holes. 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology