Flat Mites of the World

Raoiella species 2B

Key characters

  • setae c1, d1, e1 spatulate (Figs. 1-4)
  • seta h1 longer than h2 (Fig. 5)
  • seta h2 spatulate (Fig. 5)
  • seta f2 obviously shorter than f3 (Fig. 5)
  • coxae III-IV nude
  • femur II with 3 setae (d, bv", v' present; l' absent)
  • genua I-II with 3 setae (d, l', l")
  • tarsus I with companion seta obviously longer than solenidion (Fig. 6)
  • tarsus II with companion seta slightly longer than solenidion (can appear more or less subequal) (Figs. 7, 8)
  • dorsal seta on tibiae I-II setiform with tapered tip (not finely tapered) (Fig. 9)
  • palp tibiotarsus with one solenidion and one tapered eupathidium distally (Fig. 10), and one seta dorsally
  • setae ps1 and ps2 inserted adjacent to each other (Fig. 11)
  • male with short ps1 setae, 9-11 microns (Fig. 12)
  • male femur II and genua I-II same as female
  • larva with elongate, filiform setae h2 (Fig. 13)

Similar species

Raoiella species 2B is morphologicall similar to Raoiella species 2A.

Raoiella species 2B: prodorsal setae v2 55-65, sc1 32-42, sc2 48-60; opisthosomal setae f2 26-32, h2 26-36; setae d on femora I-III and genu I with broad blunt tips.

Raoiella species 2A: prodorsal setae v2 63-73, sc1 51-61, sc2 63-70; opisthosomal setae f2 29-43, h2 25-35; setae d on femora I-III and genu I with tapered tips.

Distribution

Australia (WA)

Hosts

Coastal blackbutt, Eucalyptus todtiana (Myrtaceae)

Remarks

This species is currently being described by Beard et al.

Grouped with Raoiella species 2A as species 2 in Dowling et al. (2012).

<em>Raoiella</em> species 2B

Fig. 1. Raoiella species 2B adult female dorsum.

<em>Raoiella</em> species 2B

Fig. 2. Raoiella species 2B adult female dorsum.

<em>Raoiella</em> species 2B

Fig. 3. Raoiella species 2B adult female central dorsum.

<em>Raoiella</em> species 2B

Fig. 4. Raoiella species 2B adult female anterior lateral opisthosoma.

<em>Raoiella</em> species 2B

Fig. 5. Raoiella species 2B adult female posterior dorsum.

<em>Raoiella</em> species 2B

Fig. 6. Raoiella species 2B adult female leg I (s = solenidion, cs = companion seta).

<em>Raoiella</em> species 2B

Fig. 7. Raoiella species 2B adult female leg II (s = solenidion, cs = companion seta).

<em>Raoiella</em> species 2B

Fig. 8. Raoiella species 2B adult female leg II (s = solenidion, cs = companion seta).

<em>Raoiella</em> species 2B

Fig. 9. Raoiella species 2B adult female leg I indicating dorsal seta, d, on tibia I.

<em>Raoiella</em> species 2B

Fig. 10. Raoiella species 2B adult female palps (s = solenidion, e = eupathidium).

<em>Raoiella</em> species 2B

Fig. 11. Raoiella species 2B adult female posterior venter (genital region).

<em>Raoiella</em> species 2B

Fig. 12. Raoiella species 2B adult male posterior opisthosoma indicating setae ps1.

<em>Raoiella</em> species 2B

Fig. 13. Raoiella species 2B larva, posterior venter indicating elongate filiform setae h2.