Hermannia scabra (L. Koch, 1879 )

Ermilov, Sergey G., Makarova, Olga L. & Bizin, Mikhail S., 2019, Morphological development, distribution and ecology of the arctic oribatid mite Hermannia scabra (Acari: Oribatida: Hermanniidae) and synonymy of Hermannia gigantea, Zootaxa 4717 (1), pp. 104-136 : 107

Hermannia scabra (L. Koch, 1879)

( Figs 1–22 )

Nothrus scaber L. Koch, 1879 — Koch (1879), adult, p.113.

Hermannia scabra (L. Koch, 1879) — Woas (1978), adult, p. 123.

Hermannia gigantea Sitnikova, 1975 — Sitnikova (1975), adult, p. 104; Sitnikova (1977), adult, p. 165. Syn. nov.

The following diagnosis also includes data from Sitnikova (1975, 1977) and Woas (1978).

Figures

FIGURE 1. Hermannia scabra (L. Koch, 1879), adult:A—dorsal view; B—subcapitulum, ventral view; C—palp, left, antiaxial view; D—chelicera, left, paraxial view. Scale bars 100 μm (A), 50 μm (B, D), 20 μm (C).

FIGURE 2. Hermannia scabra (L. Koch, 1879), adult: A—ventral view (subcapitulum and legs omitted); B—acetabula I–III, basal part of prodorsum and anterior part of notogaster, lateral view; C—posterior part of body, lateral view. Scale bar 100 μm.

FIGURE 3. Hermannia scabra (L. Koch, 1879), adult: A—leg I, without trochanter, right, antiaxial view; B—leg II, without trochanter, right, antiaxial view; C—leg III, left, antiaxial view; D—leg IV, right, antiaxial view. Scale bar 100 μm.

FIGURE 4. Hermannia scabra (Koch, 1879), adult, SEM micrographs:A—dorsal view; B—ventral view. Scale bars 100 μm.

FIGURE 5. Hermannia scabra (L. Koch, 1879), adult, SEM micrographs: A—anterior view; B—posterior view. Scale bars 200 μm (A), 100 μm (B).

FIGURE 6. Hermannia scabra (L. Koch, 1879), adult, SEM micrograph: lateral view. Scale bar 100 μm.

FIGURE 7. Hermannia scabra (L. Koch, 1879), adult, SEM micrographs:A—part of tuberculate prodorsal surface with bothridial and exobothridial setae and bothridium; B—part of tuberculate notogastral surface with notogastral seta d1. Scale bars 20 μm.

FIGURE 8. Hermannia scabra (L. Koch, 1879), adult, microscope images: A—lateral view; B—ventral view; C—lateral view.

FIGURE 9. Hermannia scabra (L. Koch, 1879), adult, microscope images: A—notogaster, dorsal view; B—tubercles of notogaster at surface focus; C—the same as B, but at deep focus (tuberculate and porose surface visible).

FIGURE 10. Hermannia scabra (L. Koch, 1879), larva:A—dorsal view (legs omitted); B—ventral view (gnathosoma and legs except trochanters omitted). Scale bar 100 μm.

FIGURE 11. Hermannia scabra (L. Koch, 1879), larva (A–C, F, E) and protonymph (D): A—anterior part of body, lateral view (gnathosoma and legs except trochanters omitted); B—posterior part of body, lateral view; C, D—subcapitulum, ventral view; E—palp, left, paraxial view; F—chelicera, right, antiaxial view. Scale bars 100 μm (A, B), 20 μm (C, D, F), 10 μm (E).

FIGURE 12. Hermannia scabra (L. Koch, 1879), tritonymph:A—dorsal view (legs omitted); B—posterior part of body, lateral view. Scale bar 100 μm.

FIGURE 13. Hermannia scabra (L. Koch, 1879), nymphs:A, B, C—epimeral region of proto-, deuto- and tritonymphs, respectively. Scale bar 50 μm.

FIGURE 14. Hermannia scabra (Koch, 1879), nymphs: A, B, C—anogenital region of proto-, deuto- and tritonymphs, respectively. Scale bar 50 μm.

FIGURE 15. Hermannia scabra (L. Koch, 1879), larva (A–C) and protonymph (D): A—leg I, right, antiaxial view; B—leg II, right, dorsoantiaxial view; C—leg III, left, antiaxial view; D—leg IV, left, antiaxial view. Scale bars 50 μm.

FIGURE 16. Hermannia scabra (L. Koch, 1879), tritonymph: A—leg I, right, antiaxial view; B—leg II, right, antiaxial view; C—leg III, left, antiaxial view; D—leg IV, left, antiaxial view. Scale bars 50 μm.

FIGURE 17. Hermannia scabra (L. Koch, 1879), larva, slightly deformed, SEM micrographs: A—dorsal view; B—ventral view. Scale bars 50 μm (A), 100 μm (B).

FIGURE 18. Hermannia scabra (L. Koch, 1879), larva (A) and tritonymph (B, C), SEM micrographs: A—anterior view; B—dorsal view; C—part of reticulate prodorsal surface with bothridial and exobothridial setae and bothridium. Scale bars 50 μm (A), 100 μm (B), 20 μm (C).

FIGURE 19. Hermannia scabra (L. Koch, 1879), tritonymph (A), slightly deformed, and larva (B), SEM micrographs:A—lateral view; B—part of sternal region with folds and epimeral setae 1a and 2a. Scale bars 100 μm (A), 10 μm (B).

FIGURE 20. Hermannia scabra (L. Koch, 1879), tritonymph, SEM micrographs:A—part of gastronotic surface with folds and notogastral seta d1, dorsal view; B—part of gastronotic region with folds, tuberculate swellings of folds and gastronotic seta c3, lateral view. Scale bars 10 μm (A), 20 μm (B).

FIGURE 21. Hermannia scabra (L. Koch, 1879), larva (A–C), deutonymph (D–F) and tritonymph (G–I), microscope images: A, D, G—dorsal view; B, E, H—lateral view; C, F, I—ventral view.

FIGURE 22. Hermannia scabra (L. Koch, 1879), dissected larva (A–D, F, H) and dissected protonymph (E, G), microscope images: A—rostrum; B—part of prodorsal surface with ribs and rostral and lamellar setae; C—bothridial, exobothridial and interlamellar setae and bothridium; D, E—part of gastronotic region with folds, tuberculate swellings of folds and gastronotic setae d1; F—part of gastronotic region with tuberculate-reticulate surface at opening of opisthonotal gland and gastronotic setae f2; G—part of subcapitular mentum with subcapitular setae; H—part of leg femora II with reticulate surface and seta d.