Neotrochometridium Hajiqanbar and Khaustov, 2009

Hajiqanbar, Hamidreza, Khaustov, Alexander, Kamali, Karim, Saboori, Alireza & Kamali, Hashem, 2009, New taxa of the family Trochometridiidae (Acari: Heterostigmata) associated with insects from Iran, Journal of Natural History 43 (43 - 44), pp. 2701-2722 : 2703-2710

publication ID

https://doi.org/ 10.1080/00222930903243962

persistent identifier

https://treatment.plazi.org/id/03A36D52-FFCB-FF88-D22A-FAF5367ABB48

treatment provided by

Felipe

scientific name

Neotrochometridium Hajiqanbar and Khaustov
status

gen. nov.

Genus Neotrochometridium Hajiqanbar and Khaustov gen. nov.

( Figures 1–3 View Figure 1 View Figure 2 View Figure 3 )

Type species

Neotrochometridium sensillum Hajiqanbar and Khaustov sp. nov. by its monotypy.

Diagnosis of adult female

Gnathosoma. Subtrapezoidal in dorsal aspect, wider than its length. Small tibial claw of palpal tibiotarsus bifid, hardly visible. Gnathosoma dorsally with only one pair of cheliceral setae (ch 1).

Idiosoma. Prodorsum with three pairs of setae (v 1, v 2 and sc 2) and a pair of clavate trichobothridia; stigmata rounded and folded, tracheal system well developed; sporothecae absent between the bases of third and forth legs.

Legs. Setae d on femur I and tibia of legs I–IV moderately long. Leg I thicker than legs II–IV. Seta v’ on the femur I setiform, not modified. Solenidion w on tarsus II notably long and uniformly thin.

Differential diagnosis

The new genus differs from the genus Trochometridium by the absence of seta ch 2 on dorsum of gnathosoma (present in Trochometridium ), by clavate trichobothridia (capitate in Trochometridium ), by rounded and folded stigmata (elliptical in Trochometridium ), by seta v’ on femur of leg I setiform, not modified (modified and hooked in Trochometridium ), by solenidion w on tarsus II notably long and uniformly thin (fingershaped in Trochometridium ) and by absence of sporothecae (present in Trochometridium ).

Etymology

The generic name is derived from “Neo” (Greek, neos which means new) and “trochometridium” (the root name of Trochometridiidae ).

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