Heatherella acanthocharis Walter, 1997

Seeman, Owen D., Minor, Maria, Baker, Michelle R. & Walter, David Evans, 2018, A revision of the Heatherellidae (Parasitiformes: Mesostigmata) with a new genus and two new species from Australasia, Zootaxa 4434 (3), pp. 441-465 : 450

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Heatherella acanthocharis Walter, 1997


Heatherella acanthocharis Walter, 1997

( Figs 30–34 View FIGURES 30–31 View FIGURES 32–33 View FIGURES 34–37 )

Heatherella acanthocharis walter, 1997 : 168.

Diagnosis: With the characteristics of the genus. Adult: sternal shield (bearing st2) rounded anteriorly, without endopodal elements; most ventral setae short, smooth, including setae ZV2–3; setae JV4, ZV4 thickened, barbed; dorsal setae thickened, barbed, without ciliate crests; marginal setae bifurcate but crest small, not highly ciliate; dorsal shield heavily ornamented; idiosomal margin with seven pairs of idiosomatic protuberances (protuberances P - s4 and P -s6 absent), distinct pustule P -s5 present; dorsum lacking seta z2; seta z6 posterior to s6, seta Z1 posterior to S1; seta z5 placed obliquely to seta j5; marginal r -R series setae duplicated, 22 pairs. Female: setae st3 and st4 on single shield. Male: seta av1 on genu II unmodified.

New material examined: 1 female, 1 deutonymph, Queensland, Conondale Ranges, Lobster Creek , 26°40′S 152°39′E, 14 July 1998, D.E. Walter & H. Klompen, ex riparian rainforest leaf litter. GoogleMaps

Comments. Our diagnosis above is based on Walter (1997) and the re-examination of specimens held in the Queensland Museum, including the holotype. The new specimens examined are in poor condition but include the only known nymph of H. acanthocharis .