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Seed Mite

Scientific Name
Tyrophagus longior
Scientific Author
(Gervais, 1844)
Taxonomy
(Acari: Astigmata: Acaridae: Acarinae)
Pest Status
0 Unknown
0 Unknown
Status
NZ - Exotic
NZ - Exotic
Reliability
High
High
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Diagnostic Images

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Diagnostic Images (6)
Other Images (6)
Diagnostic Notes
Female

Eye spots absent; scx slender, tapering from base to tip, with 8-12 short pectinations; d1 about 1.3 (1.3-1.8)× length of c1 and 1.5 (1.5-1.9)× length of d2; d2 about 1.0 (0.9-1.1× length of c1; coxal plates I triangular not reaching to posterior apex of prosternal apodeme; coxal plates II triangular with posterior margin slightly sinuous, distally not reaching apex of apodeme II. Spermathecal duct broad, widening gradually from midway to base of spermathecal sac, about 1.5 (1.5-1.9)× distance between sclerites of oviducts, base of spermathecal sac nearly flat or bending slightly backwards. Tarsus I omega1 and tarsus II omega slender, almost cylindrical but tapering slightly from base to apex; setae w and r of tarsus IV spiniform.

Male

Eyespots absent, coxal plates I and II, solenidia I omega 1 and II omega as in female; d1 about 1.4 (1.2-1.4)× length of c1 and 1.6 (1.4-1.6)× length of d2; d2 about 0.9 (0.8-0.9)× length of c1; aedeagus with one major curve, narrowing gradually in basal half, distal end straight or slightly reversely curved, internal diameter linear; lateral arms supporting aedeagus turning inwards; setae w and r of tarsus IV spiniform; ratio (a+b): c = 0.7 (0.7-0.8).

References

- Fan, Q.-H. & Zhang, Z.-Q. (2007). Tyrophagus (Acari: Astigmata: Acaridae). Fauna of New Zealand 56. Manaaki Whenua Press, Lincoln, 291 pp.
More Information
Specimen Contact
MAF Plant Health & Environment Laboratory
Author
MAF Plant Health & Environment Laboratory
Created
14/04/2011 02:55 AEST
Last Updated
06/05/2014 02:00 AEST
Citation
MAF Plant Health & Environment Laboratory (2011) Seed Mite (Tyrophagus longior ) Updated on 5/6/2014 2:00:42 AM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

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