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A guide to Oribatid Identification for the ABMI: - Royal Alberta Museum

A guide to Oribatid Identification for the ABMI: - Royal Alberta Museum

A guide to Oribatid Identification for the ABMI: - Royal Alberta Museum

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Almanac of <strong>Alberta</strong> <strong>Oribatid</strong>a 2.3 13 January 2013Barcodes:ID Check: DEW (redescribed in Niedbala (2002)).Similar taxa:<strong>ABMI</strong> Site Records: 2007: none. 2008: none. 2009: none. 2010: none. 2011: 1126, 1218.DOC (1/2008): [+o<strong>the</strong>r] Distribution: AB, BC, ON, NB; [Holarctic; Rosebud, Wheatland Co.,AB (51.30, -112.95), litter near railroad tracks, S. La<strong>to</strong>nas]Images: SEM (Rosebud)Ecology:Literature: Niedbala (2002); Weigmann (2006).Pro<strong>to</strong>ribotritia Jacot, 1938 (ITIS 733661)Diagnostic characters: anal plates (bearing anal setae) discrete, not fused <strong>to</strong> adanal region;genital plate free; no<strong>to</strong>gastral integument smooth, uni<strong>for</strong>mly shiny in reflected light;bothridial scale ventral; palps 4-segmented; setae le well anterior <strong>to</strong> setae in; seta le notlaterally displaced; distance between setae in distinctly greatest of <strong>the</strong> 3 dorsal pairs; genuIV with one solenidionAlso Known As: none.Type species: Pro<strong>to</strong>ribotritia canadaris Jacot, 1938World species: 5Comments: Small box mites with shiny cuticle. The three species known from AB are all verysimilar.Canadian species listed on DOC (bold = AB): Pro<strong>to</strong>ribotritia canadaris Jacot, 1938; P.oligotricha Märkel, 1963; Pro<strong>to</strong>ribotritia sp.10. Key <strong>to</strong> adult Pro<strong>to</strong>ribotritia in Canada1. 3 pairs adanal setae; anal setae 1-2 inserted near each o<strong>the</strong>r between ad1-2 .................................. 2- 4 pairs adanal setae; anal setae 1-2 distant ............................ Pro<strong>to</strong>ribotritia canadaris Jacot, 19382. No<strong>to</strong>gaster 331-338 long; sensillus with long narrow pedicel and shorter fusi<strong>for</strong>m headcovered in minute spines ............................................. Pro<strong>to</strong>ribotritia oligotricha Maerkel, 1963- No<strong>to</strong>gaster 250-320 long; sensillus with shorter stalk and smooth, leaf-like head with weaklydenticulate margin ................................................................................ Pro<strong>to</strong>ribotritia sp. 1 DEWPro<strong>to</strong>ribotritia canadaris Jacot, 1938Also Known As:<strong>ABMI</strong> code/Common name: PROTCAN50

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