Trhypochthonius tectorum, copyright Biodiversity Institute of Ontario.

Belongs within: Trhypochthoniidae.

Trhypochthonius is a cosmopolitan genus of mites found in peatlands, litter and moss.

Characters (from Balogh & Balogh 1992): Bothridial sensillus present. Notogaster without differentiated long setae. Epimeral setal formula 3-1-3-3. Genital and anal plates of macropyline type, large, occupying entire ventral side posterior to epimeres; ten pairs of genital setae, genital plates without transverse suture; aggenital setae absent; one pair of anal setae; three pairs of adanal setae. Legs with three tarsal claws.

<==Trhypochthonius Berlese 1904 [incl. Albonothrus Tseng 1982, Trilohmannia Willmann 1923, Tumidalvus Ewing 1908]S04
    |--*T. tectorum (Berlese 1896)S04 (see below for synonymy)
    |    |--T. t. tectorum [incl. T. monodactylus Mihelčič 1957]S04
    |    |--T. t. congregator Grandjean 1940S04
    |    `--T. t. spinosus Kulijev 1968S04
    |--T. africanus Balogh 1958 (n. d.)S04
    |--T. americanus (Ewing 1908) [=Tumidalvus americanus]S04
    |--T. cladonicola (Willmann 1919) [=Camisia cladonicola]S04
    |--T. conspectus Sergienko 1991S04
    |--T. elegantulus Schweizer 1956 (n. d.)S04
    |--T. fujinitaensis Fujikawa 2000S04
    |--T. hammerae Schweizer 1956 (n. d.)S04
    |--T. japonicus Aoki 1970S04
    |--T. javanus Csiszár 1961S04
    |--T. longipes Warburton 1912 (n. d.) [=T. tectorum longipes]S04
    |--T. lopezvalleiSC19
    |--T. misumaiensis Fujikawa 2000S04
    |--T. montanus Hammen 1952S04
    |--T. multisulcatus (Tseng 1982) (n. d.)S04 [=*Albonothrus multisulcatusBB92]
    |--T. nigricans Willmann 1928S04
    |--T. ruttneri Willmann 1931S04
    |--T. sclerotrichus Willmann 1923 [=T. cladonicola sclerotrichus]S04
    |--T. septentrionalis Fujikawa 1995S04
    |--T. setantis Golosova 1983S04
    |--T. silvestris Jacot 1937S04
    |--T. sphagnicola Weigmann 1997S04
    |--T. stercus Fujikawa 2000S04
    |--T. tablasotus Schweizer 1956 (n. d.)S04
    `--T. tepoztecus Palacios-Vargas & Iglesias 1997S04

*Trhypochthonius tectorum (Berlese 1896)S04 [=Hypochthonius tectorumS04, Malaconothrus tectorumL87a, Nothrus tectorumL87b; incl. Tumidalvus mutsalpina Kishida 1931S04]

*Type species of generic name indicated


[BB92] Balogh, J., & P. Balogh. 1992. The Oribatid Mites Genera of the World vol. 1. Hungarian Natural History Museum: Budapest.

[L87a] Luxton, M. 1987a. The oribatid mites (Acari: Cryptostigmata) of J. E. Hull. Journal of Natural History 21: 1273–1291.

[L87b] Luxton, M. 1987b. The British oribatid mites (Acari: Cryptostigmata) of Warburton and Pearce. Journal of Natural History 21: 1359–1365.

[SC19] Schaefer, I., & T. Caruso. 2019. Oribatid mites show that soil food web complexity and close aboveground-belowground linkages emerged in the early Paleozoic. Communications Biology 2: 387.

[S04] Subías, L. S. 2004. Listado sistemático, sinonímico y biogeográfico de los ácaros oribátidos (Acariformes, Oribatida) del mundo (1758–2002). Graellsia 60 (número extraordinario): 3–305.

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