Mexecheles De Leon 1962
Creators: name: Fuangarworn, Marut
name: Lekprayoon, Chariya
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Actinedida
Cheyletidae
Mexecheles

description: Key to Species of Mexecheles (Females) *   
 1 Setae dG (or dorsolateral setae) on palp femur bifid.................................................................................................... 2   
 - Setae dG (or dorsolateral setae) on palp femur monaxial............................................................................................. 5   
 2 Seta p’ (or mesal paraterminal seta) on tarsi I long, extending beyond pretarsi........................................................... 3   
 - Seta p’ (or mesal paraterminal seta) on tarsi I short, not extending beyond pretarsi.................................................... 4   
 3 Reticulate pattern on tegmen formed by unbroken striae with scattered broken striae within the patterns; prodorsal shield with 4 pairs of median stag horn-like setae ........................................................... M. aztecorum De Leon, 1962   
 - Reticulate pattern on tegmen formed by microtubercles with scattered microtubercles within the patterns; prodorsal shield with 5 pairs of median stag horn-like setae ........................................................... M. hawaiiensis (Baker, 1949)   
 4 Dorsolateral setae on idiosoma straplike; setae d1 short, not able to reach eyes; propodonotal shield with 5 pairs of median stag horn-like setae .................................................................................. M. impolita (Smiley & Moser, 1970)   
 - Dorsolateral setae on idiosoma rodlike; setae d1 long, able to reach eyes; propodonotal shield with 4 pairs of median stag horn-like setae .............................................................................................................. M. marshalli (Baker, 1949)   
 5 Seta ft (or guard seta) on tarsi I minute, much shorter than half length of solenidion ω 1............................................ 8   
 - Seta ft (or guard seta) on tarsi I large, longer than half length of solenidion ω 1.......................................................... 6   
 6 Pretarsal claw II–IV without basal apophysis; hysteronotal shield with 3 pairs of median stag horn-like setae........... ............................................................................................................................................. M. cunliffei De Leon, 1962   
- Pretarsal claw II–IV with basal apophysis; hysteronotal shield with 4 pairs of median stag horn-like setae.............. 7  
 7 Dorsolateral setae on idiosoma short, setae vi shorter than or about distance from its base to dorsal midline........................................................................................................................................... M. panneus Summers & Price, 1970   
 - Dorsolateral setae on idiosoma long, setae vi longer than distance from its base to dorsal midline.............................. ......................................................................................................................................... M. virginiensis (Baker, 1949)   
 8 Setae h2 absent (5 pairs of dorsolateral setae on hysteronotal shield); seta p’ on tarsi I extending beyond pretarsi; pretarsal claw II–IV with basal apophysis.................................................................................................................... 9   
 - Setae h2 present (6 pairs of dorsolateral setae on hysteronotal shield); seta p’ on tarsi I not extending beyond pretarsi; pretarsal claw II–IV smooth ........................................................................................ M. votandinii Jeffrey, 1975   
 9 Dorsolateral setae on idiosoma and most of leg setae rodlike; propodonotal shield with 6 pairs of median stag hornlike setae; leg I twice as long as the idiosoma ......................................................... M. shiva Bochkov & Ochoa, 2005   
 - Dorsolateral setae on idiosoma and most of leg setae spatulate; propodonotal shield with 5 pairs of median stag horn-like setae; leg I 1.2 times as long as the idiosoma ............................................................. M. thailandensis n. sp.
description: Published as part of Fuangarworn, Marut & Lekprayoon, Chariya, 2010, Two new species of cheyletid mites (Acari: Prostigmata) from Thailand, pp. 59-68 in Zootaxa 2494 (1) on pages 63-64, DOI: 10.11646/zootaxa.2494.1.4, http://zenodo.org/record/5303737