Adrodamaeus 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: 29

publication ID 10.5281/zenodo.189740

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Adrodamaeus Paschoal, 1982


Adrodamaeus Paschoal, 1982   (p. 450 in Paschoal & Johnston, 1982)

Type species Damaeus magnisetosus Ewing, 1909  

Diagnosis: Gymnodamaeidae   with ventral plate with anogenital bridge ( Fig. 12 View FIGURES 9 – 14 ), but without lateral pits; genital plates with smooth median margin and bearing 7 pairs of setae, seta g 2 inserted posteriad g 1; 3 pairs of adanal setae. Tarsus, genu, and tibia of all legs with basal retrotecta that cup distal ends of previous segment ( Figs. 13–14 View FIGURES 9 – 14 ); femur IV with 2 setae. Prodorsum with mound-like cerotegument between bothridia ( Figs. 9– 10 View FIGURES 9 – 14 ), rostral ridges, and spherical pustules; sensillus (bo) with long stalk and narrow, barbed head ( Fig. 10 View FIGURES 9 – 14 ); bothridial rim simple, bothridial ridge poorly developed; spine-like interlamellar setae (in) sessile or on short apophysis slightly anteriad bothridia, directed dorsally, not opposed to the small median prodorsal tubercle; exobothridial seta (ex) inserted slightly anteriad in; prelamellar ridge poorly developed, without steep anterior margin; rostral seta (ro) inserted just posteriad lamellar seta; lamellar seta (le) inserted near ro, curved mediad; pedotectum II rounded distally. Notogaster low, rounded, with a short antero-median ridge, smooth outer margin except for pair of antero-lateral tubercles ( Fig. 10 View FIGURES 9 – 14 arrow), 5 pairs of setae (h 1-2, p 1-3); cerotegument with spherical pustules and a pattern of raised ridges and cells ( Fig. 9 View FIGURES 9 – 14 ), posterior median nipple-like process absent; notogastral setae h 1-2 on short apophyses; sejugal tubercle vestigial, small triangular process at base of leg III.