. Elementary entomology. Entomology. (After Kellogg) ORDER PaRASITA As their name indicates, the members of this suborder are parasites upon man and other mammals, being commonly known as lice. They may well be called the true lice, or sucking lice, to distinguish them from the bird-lice {Mallophaga), plant- lice {Aphididac), and other insects com- monly called lice. They are small, soft- bodied, wingless in- sects, with a stout, unsegmented beak, either without eyes or with only simple eyes, and the tarsi bear but a single claw, all of these characters indi- cating a degenerate group. The hea
. Elementary entomology. Entomology. (After Kellogg) ORDER PaRASITA As their name indicates, the members of this suborder are parasites upon man and other mammals, being commonly known as lice. They may well be called the true lice, or sucking lice, to distinguish them from the bird-lice {Mallophaga), plant- lice {Aphididac), and other insects com- monly called lice. They are small, soft- bodied, wingless in- sects, with a stout, unsegmented beak, either without eyes or with only simple eyes, and the tarsi bear but a single claw, all of these characters indi- cating a degenerate group. The head-louse infests the hair of man, and the body- louse, or grayback, as soldiers term it, lives in and lays its eggs in the seams of clothing. The general appearance, greatly man. (Greatly lice affecting enlarged) <?, crab-louse {Pthirius 'mguhialis Leach) ; h, head-louse"" {Prttiailiis caf'His De G.). (<?, after Denny ; b, after Packard ; from Osbom, United States Department of Agriculture). 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 Sanderson, Dwight, 1878-1944; Jackson, C. F. (Cicero Floyd), b. 1882; Metcalf Collection (North Carolina State University). NCRS. Boston, Ginn
Size: 2026px × 1233px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1, booksubjectentomology, bookyear1912
