Pleodamaeus Paschoal 1982, Paschoal, 1982

Walter, David Evans, 2009, Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems, Zootaxa 2206, pp. 23-44: 37

publication ID 10.5281/zenodo.189740

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Pleodamaeus Paschoal 1982


Pleodamaeus Paschoal 1982   (p. 449 in Paschoal & Johnston, 1982)

Type species: Gymnodamaeus plokosus Woolley & Higgins, 1973   a

Diagnosis: Gymnodamaeidae   with ventral plate lacking both anogenital bridge and lateral pits; genital plates with smooth median margin and bearing 7 pairs of setae, seta g 2 inserted posteriad g 1; 2 pairs of adanal setae. Legs without retrotecta on distal segments, femur IV with 3 setae. Prodorsum with spherical pustules, without X-shaped cerotegumental ridges; sensillus (bo) with long stalk and elongate, barbed head; bothridial rim simple, bothridial ridges arising mediad bothridia, interlamellar seta (in) spine-like, inserted on apophysis and forming enantiophysis with median prodorsal tubercle ( Fig. 30 View FIGURES 22 – 31. J ); exobothridial seta (ex) inserted posteriad in; rostral seta (ro) inserted at similar level to lamellar seta; lamellar seta (le) sinuate, inserted at steep anterior base of transverse prelamellar ridge ( Fig. 31 View FIGURES 22 – 31. J ); pedotectum II produced into a point laterally ( Fig. 31 View FIGURES 22 – 31. J ). Notogaster flattened, with shallow rim ( Fig. 27 View FIGURES 22 – 31. J ) and anterior field of coarse tubercles ( Figs. 29–30 View FIGURES 22 – 31. J ), without radiating cerotegumental folds or posterior median nipple, with 5 pairs of setae (h 1-2, p 1-3), setae h 1 inserted on posterior folds of notogastral rim, others sessile or on short apophysis; cerotegument with spherical pustules ( Fig. 28 View FIGURES 22 – 31. J ), raised ridges or cells not present; sejugal tubercle short, spur-like.