Published December 31, 2016 | Version v1
Taxonomic treatment Open

Desectophis Karg

Description

Desectophis Karg (5 described species)

Movable and fixed cheliceral digits with 3–4 and 5–8 teeth, respectively. Epistome with anterior region somewhat triangular, with median spine-like projection. Seta h 3 about in longitudinal line with h 1 and posterior to and mediad of h 2. Idiosoma suboval, 460–700 µm long and 300–500 µm wide at widest level. Podonotal and opisthonotal shields separated. Dorsal idiosomal setae aciculate or spatulate and smooth or slightly pilose. Podonotal region of dorsum with 19–22 pairs of setae, of which 19–22 pairs on podonotal shield and without setae on soft integument along lateral margins of podonotal shield. Opisthonotal region with 16–20 pairs of setae, of which 16–20 pairs on opisthonotal shield and without setae on soft integument along lateral margins of opisthonotal shield. Seta j 1 not on prominent protuberance, shorter than r 3 and Z 5. Opisthonotal and ventrianal shields fused. Two pairs of presternal platelets present. Sternal shield fused to endopodal shield near coxa IV; seta st 4 laterad to imaginary line between st 1– st 3. Opisthogaster without platelets between genital and ventrianal shields; with seven pairs of setae on ventrianal shield; post-anal seta as long as or longer than para-anal seta. Peritreme with straight or smoothly curved margins, extending anteriorly to coxa I. Peritrematal shield fused posteriorly to exopodal shield near coxa IV, with connection behind stigma wider than peritreme; peritrematal shield not fused to ventri-anal shield. Exopodal shields near coxae II–III–III fused or divided at median level of coxa III. Without distinct metapodal platelets. All legs with pretarsi. Genua I, III and IV and tibia IV with 13, 9, 10 and 10 setae, respectively.

Notes

Published as part of Castilho, Raphael C., Silva, Edmilson S., De, Gilberto J. & Halliday, Bruce, 2016, Catalogue of the family Ologamasidae Ryke (Acari: Mesostigmata), pp. 1-147 in Zootaxa 4197 (1) on page 11, DOI: 10.5281/zenodo.168445

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Additional details

Biodiversity

Scientific name authorship
Karg
Kingdom
Animalia
Phylum
Arthropoda
Order
Mesostigmata
Family
Ologamasidae
Genus
Desectophis
Taxon rank
genus