Hyalomma isaaci Sharif, 1928

Hyalomma isaaci Sharif, 1928

Distribution

This species has been found in several regions of the country, including Balochistan, Punjab, and KP ( McCarthy 1967; Apanaskevich & Horak 2008; Karim et al. 2017; Alam et al. 2022; Hussain et al. 2023; Tila et al. 2023; Ullah S et al. 2024).

Morphological characters

Male ( Fig. 28 View FIGURE 28 ,A–D): Body elongate-oval, approximately 4.18± 0.2 mm long and 2.63± 0.1 mm wide; conscutum dark and broadly oval but narrowing somewhat in vicinity of spiracular plates, cervical grooves deep anteriorly, shallow posteriorly, lateral grooves extending anteriorly almost to eyes, posteromedian and paramedian grooves deeply impressed, posteromedian groove extending to median festoon, additional central and lateral depressions present, parma absent, with five clearly defined festoons, large punctations very few; eyes large, bulging, and in sockets; capitulum long and stout, basis capituli lacking lateral projections, with concave dorsal posterior margin, palpi longer than clavate hypostome, dental formula 3/3; legs long, with narrow ivory bands encircling distal portions of each segment as well as small ivory spot on proximal portion of each segment, external and internal spurs long and subequal in length, external spurs slightly longer, spurs of coxae II–IV distinct and triangular; three pairs of ventral plates, adanal plates long, truncated posteriorly, and aligned with subanal plates, subanal plates small, accessory plates large and adjacent to adanal plates; dorsal prolongation of spiracular plate long and narrow, perforated portion of prolongation straight and curved at apex, circumspiracular setae moderately dense, concentrated around anterior region.

Female ( Fig. 28 View FIGURE 28 , E–H): Body approximately 4.64± 0.2 mm long and 2.79± 0.1 mm wide; scutum black to dark reddish brown, as wide as long, posterolateral margins sinuous, cervical grooves moderately deep, extending to posterior scutal margin, large punctations scattered, distributed over cervical grooves and central anterior region; eyes large, bulging, and in sockets; capitulum as in male, basis capituli with short lateral projections dorsally, absent ventrally, posterior margin straight to slightly concave, palpi and hypostome as in male, dental formula 3/3; legs long, colour pattern and striations as in male, coxa I similar to male, with subequal internal and external spurs, external spur slightly longer, coxae II–IV with well-developed spurs; genital aperture wide and U-shaped, situated between coxae II; spiracular plates with narrow perforated dorsal prolongation, circumspiracular setae moderately dense, concentrated in anterior region.