. A manual of zoology. Zoology. 482 ARTHROPODA. Sub Order I. PLANIPENNIA. Biting mouth parts. Sialid^, wings well developed, mouth not rostrate, larvae aquatic, commonly called dob-. Fig. ^-}\\.~CoiiidaU^ romuius,* hellgraruniite. male. (From Rilev.). 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 Hertwig, Richard, 1850-1937; Kingsley, J. S. (John Sterling), 1854-1929. New York, H. Holt and Company

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1902