. Insect life; an introduction to nature study and a guide for teachers, students and others interested in out-of-door life. Entomology; Nature study. CLASSIFICATION OF INSECTS. 83 like with a club at the tip, which is never recurved so as to form a hook. The abdomen is slender (Figs. 75. 76).. Fig. 76.—The banded-purple butterfly. Order Diptera (Dip'te-ra). The Flies. The members of this order have only two wings; these are borne by the mesothorax. The metathorax is furnished with a pair of knobbed threads—the halteres. The mouth-parts are formed for sucking. The meta- morphosis is complete.
. Insect life; an introduction to nature study and a guide for teachers, students and others interested in out-of-door life. Entomology; Nature study. CLASSIFICATION OF INSECTS. 83 like with a club at the tip, which is never recurved so as to form a hook. The abdomen is slender (Figs. 75. 76).. Fig. 76.—The banded-purple butterfly. Order Diptera (Dip'te-ra). The Flies. The members of this order have only two wings; these are borne by the mesothorax. The metathorax is furnished with a pair of knobbed threads—the halteres. The mouth-parts are formed for sucking. The meta- morphosis is complete. To the order Diptera belong all insects that are properly termed flies, and only these. The word " fly " forms a part of many compound names of in- sects of other orders, as butterfly, stone-fly, May-fly, and Chalcis-fly ; but when used alone, it is correctly applied only to dipterous insects. To some flies other common names have been applied, as mosquito, gnat, and midge. The name Diptera is from two Greek words : dis, two, and pteron, a wing. It was suggested by the fact that the flies are distinguished by the possession. 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. New York, D. Appleton and Company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectentomol, bookyear1901
