. Annual report of the North Carolina Agricultural Experiment Station. attackdifferent species of birds, so that one genus may be found upon more than onespecies of bird. Lice of Chickens.—Chickens are infested by four genera andabout 20 species of bird-lice. The following species are those mostcommon, and nre described in the order of their abundance. 1. Gonicotes hologaster—Nitz.—This is a dirty-yellowish, flat, ovallouse, with oblique brownish bands. It is from sV to io inch long—the female being nearly twice the size of the males. Very commonon hens. 2. Gonicotes gigas—Tasch.—This is a bri
. Annual report of the North Carolina Agricultural Experiment Station. attackdifferent species of birds, so that one genus may be found upon more than onespecies of bird. Lice of Chickens.—Chickens are infested by four genera andabout 20 species of bird-lice. The following species are those mostcommon, and nre described in the order of their abundance. 1. Gonicotes hologaster—Nitz.—This is a dirty-yellowish, flat, ovallouse, with oblique brownish bands. It is from sV to io inch long—the female being nearly twice the size of the males. Very commonon hens. 2. Gonicotes gigas—Tasch.—This is a bright-yellow, with large,dark, edged, tongue-shaped spots. It is s\ to A inch long. Common. 3. Lipeuris variabilis—Nitz.—This is aslender, pale yellow or dirty wThite louse,with fawn-colored spots. About ws inchlong. Rather ^rTs variabilis. Hair 4- Lipeuris heterographis—Witz—This is line shows exact size. a pa]e yellow louse, with faWIl-Colored Spots and black bands. Length, from -h to tV inch. The male is longerthan the PARASITES OF POULTRY. 273
Size: 2753px × 908px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectagriculture, bookyear
