Ticks a Monograph of the Ixodoidea

adults albipictus angles annulatus anteriorly apically appear basal base colour basis capituli bearing becoming body Boophilus border breadth broad broader broadly rounded brown capitulum Cervical grooves concave convex Cooley cornua coxa IV coxae I-IV curved deep dentition depressions Dermacentor distal distinct distribution divergent dorsal edge eggs elongate equal extending external spurs eyes female festoons flat front genital goblets greatest hairs half host hypostome inner internal Koch lacking larger larvae lateral margins Legs length less longer male Margaropus median metatarsus moderate narrow Neumann nymphs occurs original oval pair palp palpal article Palpi pattern colour period pointed porose areas posterior margin posteriorly postero-lateral present punctations reaching region reticulatus ridge rows scutum segments separated shallow short shorter side similar slightly species specimens spiracle Spiracular plate spurs on coxae strong strongly surface tapering tarsus tick trochanter ventral view wide width