. The elements of insect anatomy; an outline for the use of students in entomological laboratories. 107 two causes results the transverse bracing of the radial area of the wing, which is a very characteristic feature of the venation of the wings in this order. The details of these changes will be made clear by an ex- amination of Figures 8 and 9. The former represents the primitive mode of branching of the radius ; the latter, the radial area of the typical hymenopterous wing (Fig. 6). In the hymenopterous type veins Jtz+3 and -/?4+s of the primitive. FIG. 8.—The typical Please note t
. The elements of insect anatomy; an outline for the use of students in entomological laboratories. 107 two causes results the transverse bracing of the radial area of the wing, which is a very characteristic feature of the venation of the wings in this order. The details of these changes will be made clear by an ex- amination of Figures 8 and 9. The former represents the primitive mode of branching of the radius ; the latter, the radial area of the typical hymenopterous wing (Fig. 6). In the hymenopterous type veins Jtz+3 and -/?4+s of the primitive. FIG. 8.—The typical 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 Comstock, John Henry, 1849-1931. Ithaca, N. Y. , Comstock Pub. Co.
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