Figure 2.71 Haemaphysalis davisi. (A) Male, dorsal and ventral side; (B) female, dorsal and
ventral side; (C) nymph, dorsal and ventral side.
Source: Hoogstraal et al. (1970), Journal of Parasitology (vol 56(3)), Allen press Publishing
scutal mid-length. Punctations are as in male. Genital operculum is about four-
fifths as long as anterior breadth.
Legs: Legs are approximately as in male. Coxa I is with spur somewhat shorter
than in male; spurs of II and III are broad, sub-equal in length, and extending
slightly beyond posterior margin of coxa; spur of II is pointed apically; spurs of III
and IV are rounded apically.
Nymph ( Figures 2.71 and 2.72 ) 70
Length is approximately 1.6 mm, breadth 1.1 mm.
Capitulum: Basis capitulum is dorsally approximately 2 times as broad as long,
margins straight; cornua are triangular, approximately one-half as long as the base
of basis capituli. Palpi are campanulate, each palpus approximately 1.5 times as
long as broad. Hypostome is as long as palpi; dental formula is 3/3, with seven to
nine denticles in a file.
Scutum: Scutum is approximately 1.5 times as broad as long, greatest breadth at
mid-length. Cervical grooves are shallow. Punctations are few and obscure.