NO. 3558 MALLOPHAGA—ELBEL 63 
Ficures 1-7.—The lophocerus species-group. Male genitalia, ventral view: 1, Chapinia 
fasciati, new species, holotype; 2, C. lophocerus (Bedford), lectotype; 3, C. camuri, new 
species, holotype; 6, C. bucerotis (Kellogg), lectotype; 7, C. robusta Ewing. Male terminal 
abdominal segments, dorsal-ventral view: 4, C. lophocerus (Bedford), lectotype; 5, C. 
bucerotis (Kellogg), lectotype. 
