Table 2.
Descriptive measurements (in mm) of Haemaphysalis sp. “microcebi” and 12 further haemaphysaline species currently described in Madagascar. Developmental stages missing in this table have not yet been described
| Sample size | Total length (min-max) | Scutum | Basis capituli | Hypostome mean length | Dentition | Distinctive morphological feature | |||
|---|---|---|---|---|---|---|---|---|---|
| Mean length | Mean width | Mean length | Mean width | ||||||
| Haemaphysalis sp. “microcebi” | |||||||||
| Larva | 20 | 0.58–1.17 | 0.19 | 0.32 | 0.05 | 0.10 | 0.07 | 2/2 | All coxae with triangular spur, sometimes indistinct or missing in larvae |
| Nymph | 113 | 0.97–1.81 | 0.34 | 0.50 | 0.07 | 0.16 | 0.11 | 2/2 | |
| Adult ♂ | 2 | 1.75–1.76 | 1.29 | 0.83 | 0.12 | 0.23 | 0.15 | 3/3 | |
| H. lemuris [34] | |||||||||
| Nymph | 1 | 1.45 | 0.33 | 0.53 | 0.07 | 0.17 | nd | nd | Coxae each with a short, broadly rounded spur; basal margin of palpi displaced at a 65° angle |
| Adult ♂ | 4 | 1.84–2.05 | nd | nd | 0.13 | 0.29 | 0.17 | 3/3 | |
| Adult ♀ | 3 | 2.86–4 | 0.86 | 1 | 0.15 | 0.38 | nd | nd | |
| H. simplex [34] | |||||||||
| Nymph | 23 | 1–2 | nd | nd | nd | nd | nd | 3/3 | Coxae each with a short spur (less pronounced in nymphs); basal margin of palpi straight or slightly convex |
| Adult ♂ | 110 | 1.98–2.64 | nd | nd | 0.11 | 0.25 | 0.17 | 4/4 | |
| Adult ♀ | 17 | 2.3–2.6 | 0.92 | 0.92 | 0.15 | 0.38 | nd | 5/5 | |
| H. elongata [34] | |||||||||
| Adult ♂ | 37 | 2.10–3.45 | nd | nd | 0.15 | 0.28 | 0.17 | 3/3 | All coxae and trochanter with long spurs |
| Adult ♀ | 21 | 2.64 | 1.04 | 0.96 | nd | nd | nd | 3/3 | |
| H. subelongata [34] | |||||||||
| Larva | 43 | nd | nd | nd | nd | nd | nd | nd | |
| Nymph | 526 | nd | nd | nd | nd | nd | nd | 2/2 | |
| Adult ♂ | 143 | 2.64–3.30 | nd | nd | 0.15 | 0.15 | 0.21 | 4/4 | All coxae and trochanter with long narrow spurs; palpal lateral margin deeply concave |
| Adult ♀ | 17 | nd | 4 | 4.4 | 0.24 | 0.57 | nd | 4/4 | |
| H. theilerae [34] | |||||||||
| Larva | 4 | 1.32 | 0.26 | 0.30 | nd | nd | nd | nd | |
| Nymph | 12 | 1.32 | nd | nd | nd | nd | nd | 2/2 | |
| Adult ♂ | 10 | 2.0–2.3 | nd | nd | 0.10 | 0.33 | 0.25 | 3/3 | Palpi narrow, longer than greatest width; posterior groove in all coxae |
| Adult ♀ | 1 | 3.86 | 1.02 | 1.02 | 0.45 | 0.13 | nd | 3/3 | |
| H. obtusa [34] | |||||||||
| Nymph | 2 | 1.75 | nd | nd | nd | nd | nd | 2/2 | |
| Adult ♂ | 52 | 1.62–1.86 | nd | nd | 0.15 | 0.25 | 0.12 | 4/4 | Coxae each with a short pointed spur; palpal widest protrusion at mid-length |
| Adult ♀ | 42 | 1.79 | 0.75 | 0.80 | 0.10 | 0.33 | nd | 4/4 | |
| H. tiptoni [34] | |||||||||
| Adult ♂ | 59 | 2.10–2.40 | nd | nd | 0.10 | 0.22 | 0.14 | 3/3 | Coxa I with a needle-like spur |
| Adult ♀ | 21 | 2.3–2.7 | 0.92 | 0.79 | 0.13 | 0.35 | nd | 3/3 | |
| H. hoodi madagascariensis [34] | |||||||||
| Adult ♂ | 1 | 2 | nd | nd | nd | nd | nd | 4/4 | Coxae each with a rounded spine; palpal widest protrusion basally |
| Adult ♀ | 3 | 7.5 | 1.4 | 0.8 | nd | nd | nd | 4/4 | |
| H. fossae [34] | |||||||||
| Adult ♂ | 17 | 1.8–2.1 | nd | nd | 0.18 | 0.30 | 0.16 | 4/4 | Palpi 4.5 times as wide as long |
| Adult ♀ | 1 | 2.31 | 0.88 | 0.75 | 0.15 | 0.39 | nd | nd | |
| H. anoplos | |||||||||
| Adult ♀ | 2 | 3.2 | 0.74 | 0.74 | 0.16 | 0.22 | 0.2 | 4/4 | All coxae without spurs |
| H. eupleres | |||||||||
| Adult ♀ | 1 | nd | 1.1 | 0.9 | 0.22 | 0.43 | nd | 4/4 | Palpi with spurs and groove |
| H. nesomys | |||||||||
| Adult ♂ | 1 | 1.8 | 1.58 | 1.03 | 0.14 | 0.18 | 0.1 | 3/3 to 4/4 | Hypostome with irregular denticles |
Abbreviation: nd not determined