Biology Reference
In-Depth Information
Appendix I: A New Species Described
from Kerala
111
Haemaphysalis knobigera sp. nov.
Measurements
Length: 2.00 mm (2.00
2.2 mm)
Width: 1.1 mm (1.00
1.2 mm)
Dorsum
Basis capitulum rectangular, breadth including cornua more than 1.2 times greater
than length, lateral margins almost straight. Posterior margin slightly concave; surface
with few punctations. Cornua moderately long; less than the size of basis capitulum.
Palpi conical, lacking basolateral salience. Palpal segment II without lateral salience.
Median ridge-like dorsal palpal spur (
Figure 1A
C
). Hypostome reaching apex of
palpi; cheliceral teeth protrude well above the level of palpi.
Scutal outline elongate-oval; width approximately two-thirds of length, widest at
level of coxa IV. Lateral margins gradually rounded, posterior margin bluntly
rounded. Lateral grooves of medium length; cervical grooves formed by moderate
pits and shallow indistinct grooves. Punctations moderate and numerous. Festoons
11, well separated.
Venter
Segment III ventrally with a spur reaching midlength of segment II. Infra-internal
setae seven. Hypostomal dental formula 4/4 (
Figure. 1D
).
Coxa I with a small knob-like internally directed spur. Coxae II to IV with small
spurs (
Figure 1E
). Trochanter without ventrolateral spur. Tarsi stout, tapering grad-
ually to the distal end, claws and pulvilli long and strong (
Figure 1G
). Anal groove
posterior to anus, well marked. Spiracle plate elongate, oval (
Figure 1F
). Genital
groove prominent, not reaching up to festoons. Anal groove with lateral arms
almost reaching genital grooves and basal arm almost reaching median festoon.
Integument with few scattered small setae.
Distribution
Kerala, India.
