Published December 31, 2009 | Version v1
Taxonomic treatment Open

Adrodamaeus Paschoal 1982

Authors/Creators

Description

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), 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); femur IV with 2 setae. Prodorsum with mound-like cerotegument between bothridia (Figs. 9– 10), rostral ridges, and spherical pustules; sensillus (bo) with long stalk and narrow, barbed head (Fig. 10); 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 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), 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.

Notes

Published as part of Walter, David Evans, 2009, Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems, pp. 23-44 in Zootaxa 2206 on page 29, DOI: 10.5281/zenodo.189740

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Linked records

Additional details

Biodiversity

Scientific name authorship
Paschoal
Kingdom
Animalia
Phylum
Arthropoda
Order
Sarcoptiformes
Family
Gymnodamaeidae
Genus
Adrodamaeus
Taxon rank
genus
Taxonomic concept label
Adrodamaeus Paschoal, 1982 sec. Walter, 2009

References

  • Paschoal, A. D. & Johnston D. E. (1982) A numerical taxonomic revision of the Gymnodamaeidae (Acari: Oribatei). Revista Brasileira de Entomologia, 42, 439 - 459.
  • Ewing, H. E. (1909) New American Oribatoidea. Journal of the New York Entomological Society, 17, 116 - 136 + pls. 2 - 6.