Ascidae

Figures 1–2.Maxinia arctomontana gen. et sp. n., ventral view 1 female 2 male.

Figures 1–4.Arctoseius koltschaki sp. n., female 1 idiosomal dorsum 2–4 cheliceral digits. Scales: 1 – 50 μm, 2–4 – 25 μm.

Figures 3–10.Maxinia arctomontana gen. et sp. n., female 3 tarsus II 4–7 gnathotectum 8 subcapitulum 9 dorsal shield 10 peritrematal shield. Scales: 3–8 – 25 μm, 9, 10 – 50 μm.

Figures 5–10.Arctoseius koltschaki sp. n., male (5) and female (6–10) 5 hypostome 6 idiosomal venter 7 subcapitulum 8 inner part of spermathecal apparatus 9 variant of genital shield form 10 variant of anal shield form. Scales: 5, 7, 8 – 25 μm, 6, 9, 10 – 50 μm.

Figures 11–18.Maxinia arctomontana gen. et sp. n., female 11 antaxial view of palpal tarsus and tibia 12 idiosomal venter 13–16 variants of sclerotization of pericoxal region II 17 tritosternum 18 pericoxal region IV. Scales: 11, 17, 18 – 25 μm, 12–16 – 50 μm.

Figures 11–16.Arctoseius koltschaki sp. n., female 11, 12 variants of subapical setation of tarsus II 13, 14 variants of subapical setation of tarsus III 15, 16 variants of subapical setation of tarsus IV. Scales 25 μm.

Figures 19–28.Maxinia arctomontana gen. et sp. n., female (19–21) and male (22–28) 19 paraxial view of chelicera 20 antaxial view of chelicera 21 inner part of spermathecal apparatus 22 idiosomal venter 23 antaxial view of chelicera 24 subcapitulum 25 variant of form of posterior margin of sternitigenital shield 26–28 gnathotectum. Scales: 19, 20, 23, 24, 26–28 – 25 μm, 21, 22, 25 – 50 μm.

Figures 17–19.Males, Arctoseius koltschaki sp. n. (17, 18) and Arctoseius multidentatus Evans, 1955 (19) 17 idiosomal venter 18, 19 chelicera. Scales: 17 – 50 μm, 18, 19 – 25 μm.

Figures 29–34.Maxinia arctomontana gen. et sp. n., protonymph (29–31) and larva (32–34) 29 idiosomal dorsum 30 gnathotectum 31 idiosomal venter 32 idiosomal venter 33 gnathotectum 34 idiosomal dorsum. Scales: 29, 31, 32, 34 – 50 μm, 30, 33 – 25 μm.

Figures 20–24.Arctoseius koltschaki sp. n., female (20, 21, 23, 24) and male (22) 20, 21 tritosternum 22 leg II 23, 24 gnathotectum. Scales 25 μm.

Figure 35.Records ofMaxinia arctomontana gen. et sp. n.

Figure 25.Records of Arctoseius koltschaki sp. n.