Joshuella agrosticula Paschoal, 1983

Walter, David Evans, 2009, Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems, Zootaxa 2206, pp. 23-44 : 35

Joshuella agrosticula Paschoal, 1983 c

( Figs. 22–26 )

Material examined: USA, COLORADO: holotype female JOS02, Pawnee National Grassland, ex blue grama, 18.xii.1971, Leetham, OSAL 0 0 81532, dissected, in OSAL. CANADA, ALBERTA: 8 adults, ABMI site 1436 (51.15811539 N, - 112.060234 W), 11.vi.2008 and 1526 (50.18216705 N, - 110.118004 W), 6.viii.2007, in PMAE.IZ; 3 females, 3 males One Four Agriculture Canada Station, 17.viii.1990, VB105-90, ex Opuntia and grass, V. Behan; one female, one male Writing-on-Stone Provincial Park, 25.vii.1978, E. Lindquist, ex prairie grass and sod;. YUKON: one female, two males, Klondike Highway, ca 108 km north of intersection Alaska Highway, 23.vi.1987, VB11-87, ex Artemisia frigida slope, V. Behan, in CNC.

Figures

FIGURES 22 – 31. J oshuella agrosticula Paschoal, 1983, Alberta, Canada. 22, Dorsal view (arrow points to longitudinal notogastral ridge), scale bar = 0.05 mm; 23, Ventral view (arrow points to anogenital bridge), scale bar = 0.05 mm; 24, Posterior notogaster showing 4 pairs of setae, scale bar = 10 μm; 25, Notogastral pustules, scale bar = 1 μm; 26, Tritonymph with stacked scalps, scale bar = 0.05 mm. Pleodamaeus plokosus (Woolley & Higgins, 1973), South Dakota, USA. 27, Dorsal habitus, scale bar = 0.1 mm; 28, Notogastral pustule, scale bar = 1 μm; 29, Tubercular patch (arrow) on median anterior rim of notogaster, scale bar = 10 μm; 30, Light micrograph showing tubercular patch and median prodorsal tubercle. Pleodamaeus sp., Alberta, Canada. 31, Anterior notogaster and prodorsum showing acuminate pedotectum II (arrow), scale bar = 0.05 mm.