. A manual for the study of insects. Insects. 344 THE STUDY OF INSECTS. Size, some of them being nearly as large as the largest of our moths. The most obvious character limiting this family is the structure of the antennae of the male. These agree with those of the Saturniidse in having two pairs of teeth to each ^segment, but differ in being pectinated for only a little more than half their length, ^hese moths also differ from most Saturniidse in having two anal veins in the hind wings. Al- though the antennc-E of the male are broadly pectinated, those of the female are filiform.^ The palpi a
. A manual for the study of insects. Insects. 344 THE STUDY OF INSECTS. Size, some of them being nearly as large as the largest of our moths. The most obvious character limiting this family is the structure of the antennae of the male. These agree with those of the Saturniidse in having two pairs of teeth to each ^segment, but differ in being pectinated for only a little more than half their length, ^hese moths also differ from most Saturniidse in having two anal veins in the hind wings. Al- though the antennc-E of the male are broadly pectinated, those of the female are filiform.^ The palpi and maxillae are very small. The thorax and abdomen are densely clothed. Fig. 422.—Wings of Citheronia regalis. Fig. 423.—Wings of Anisota virgini- ens is. with long hairs. The wings are strong, with prominent veins. The frenulum is wanting, and the humeral angle of the hind wings is very largely developed. In the fore wrings vein V, arises from the discal vein (Figs. 422, 423). The larvae are armed with horns or spines, of which those on the second thoracic segment, and sometimes also. 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; Comstock, Anna Botsford, 1854-1930. joint author. Ithaca, N. Y. , Comstock Pub. Co.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectinsects, bookyear1895
