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Table 2 Morphological comparison of I. vespertilionis , I. ariadnae sp. nov. and I. simplex female

From: Bat ticks revisited: Ixodes ariadnae sp. nov. and allopatric genotypes of I. vespertilionis in caves of Hungary

Trait I. vespertilionis* I. ariadnae sp. nov. I. simplex*
Max. engorged size 10 7 4.5
Length of legs long (tarsus I: 1.6) long (tarsus I: 1.5) moderately long (tarsus I: 0.73)
Basis capituli - dorsally posterolaterally flange - dorsally posterolaterally flange - dorsally no flange (ventrolaterally triangular ridge)
- posteriorly sinuous
- posteriorly straight
- posteriorly slightly curved with dorsal ridge
Palps (II+III segments) long, narrow (0.39 + 0.22) short, broad (0.28 + 0.16) short (0.16 + 0.14)
Joining of II-III segments distinct distinct indistinct
Hypostome long, 15 rows of slender teeth, ventrally in 6-8 lines medium, 10 rows of broad teeth, ventrally in 4 lines short, 8 rows of broad teeth, ventrally in 4-6 lines
Areae porosae large, oval, interval broad large, oval, interval slightly broad large, oval, interval narrow
Scutal setae anterolaterally prominent anterolaterally very few anterolaterally prominent
Scutal length per width 1.76/1.08 (approx. 1.6) 1.15/0.95 (approx. 1.2) 1.13/0.8 (approx. 1.4)
Idiosoma hair covering dense sparse dense
Coxae posteroexternally concave, surface flat posteroexternally convex, surface rounded posteroexternally concave
Anal groove parallel posteriorly slightly divergent posteriorly markedly divergent
Spiracle opening oval, regular outline oval, irregular outline (sub)circular, broad
  1. *Descriptions according to Arthur (1956), Babos and Janisch (1958), Nosek and Sixl (1972).
  2. Sizes are given in mm.