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Fig. 1 in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 1. Adult morphology of Helophorus (Lihelophorus). a–b – H. yangae sp. nov. (a – ventral view of the head; b – detail of mentum and labial palps); c–d – maxillary galea and lacinia (c – H. yangae sp. nov.; d – H. ser Zaitzev, 1908); e–f – mandible (e – H. yangae sp. nov.; f – H. ser); g – labial palpus of H. ser; h–l – hind legs in dorsal view (h – H. yangae sp. nov.; i – H. ser; j – H. lamicola Zaitzev, 1908; k – detail of apex of tibia and base of tarsus of H. lamicola; l – detail of tarsomere 5 and claw of H. ser). Abbreviations: sh – swimming hairs. Not to scale.

Fig. 11 in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 11. Head capsules of first instar larvae of Lihelophorus and Helophorus s.str. a–b – H. (Lihelophorus) lamicola Zaitzev, 1908 (a – ventral; b – dorsal). c–d – H. (H.) liguricus Angus, 1970 (c – ventral; d – dorsal).

Fig. 4 in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 4. Details of the head and pronotum of the Helophorus (Lihelophorus) specimens. a–c – H. lamicola Zaitzev, 1908 (a – Qinghai: Zhaling Hu (lectotype); b–c – Qinghai: Golo). d–h – H. ser Zaitzev, 1908 (d – Qinghai: valley of Alag Hu lake (lectotype); e–f – Qinghai: Golo; g – Xizang, Nyainqentanglha Feng; h – Gansu: Xiahe env.). Not to scale.

Fig. 18. Meiosis metaphase II in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 18. Meiosis metaphase II from testes of Helophorus (Lihelophorus) species from Qinghai: Zuimatan. a–b – H. lamicola Zaitzev, 1908 (a – with y chromosome; b – with X chromosome). c – H. ser Zaitzev, 1908, with X chromosome. d–e – H. yangae sp. nov. (d – with y chromosome; e – with X chromosome).

Fig. 8 in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 8. Immature stages of Lihelophorus. a–d – head and prothorax of first instar larvae: a–b – H. (Lihelophorus) lamicola Zaitzev, 1908 (a – dorsal; b – ventral); c–d – H. (Lihelophorus) yangae sp. nov. (c – dorsal; d – ventral). e–f – egg cases: e – H. (Lihelophorus) lamicola Zaitzev, 1908; f – H. (Lihelophorus) yangae sp. nov.; g–j – abdomen with spiracles containing air bubbles: g–h – H. (Lihelophorus) lamicola Zaitzev, 1908 (g – tracheal gills and its tracheal system; h – detail of tracheal branching around abdominal spiracle); i–j – H. (Lihelophorus) yangae sp. nov. (i – detail of tracheal system around abdominal spiracles; j – tracheal system of abdomen). Abbreviations: sp – spiracle; trg – tracheal gill.

Fig. 14 in Taxonomy, larval morphology and cytogenetics of Lihelophorus, the Tibetan endemic subgenus of Helophorus (Coleoptera: Hydrophiloidea)

Fig. 14. Head appendages of larvae of Lihelophorus and Helophorus s.str. a–b – labium of H. (H.) liguricus Angus, 1970 (a – ventral; b – dorsal). c–h – maxilla: a–d – H. (H.) liguricus (c – ventral; d – dorsal); e–f – H. (Lihelophorus) yangae sp. nov. (e – ventral; f – dorsal); g–h – H. (Lihelophorus) lamicola Zaitzev, 1908 (g – ventral; h – dorsal).

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Fig. 15 in Notes on the taxonomy of Urometopus with description of a new species from northern Turkey (Coleoptera: Curculionidae)

Fig. 15. Distribution of Urometopus species in Turkey. Circle = U. angelinii sp. nov.; rhomb = U. anatolicus Smreczyński, 1977; squares = U. korgei Smreczyński, 1970.

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Figs. 5–14. 5–8 in Notes on the taxonomy of Urometopus with description of a new species from northern Turkey (Coleoptera: Curculionidae)

Figs. 5–14. 5–8 – Urometopus angelinii sp. nov. (5 – male holotype, lateral view; 6 – female paratype, lateral wiew; 7 – head and rostrum, dorsal view; 8 – same, lateral view). 9–10 – antennal funicle (9 – U. anatolicus Smreczyński, 1977 from Akkuş, Ordu province, Turkey; 10 – U. korgei Smreczyński, 1970 from, Hatip, Sinop province, Turkey). 11–12 – U. angelinii sp. nov., aedeagus, holotype (11 – dorsal view, 12 – lateral view). 13–14 – U. anatolicus from Ladik-Kiliçarsian pass, Samsung province, Turkey, aedeagus (13 – dorsal view; 14 – lateral view). Scale bar: 1.8 mm (Figs. 5–6), 0.48 mm (Figs. 7–8); 0.42 mm (Figs. 9–10); 0.55 mm (Figs. 11–14).

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Figs. 1–4. Habitus. 1–2 in Notes on the taxonomy of Urometopus with description of a new species from northern Turkey (Coleoptera: Curculionidae)

Figs. 1–4. Habitus. 1–2 – Urometopus angelinii sp. nov.: 1 – male holotype; 2 – female paratype. 3–4 – U. anatolicus Smreczyński, 1977: 3 – male from Ladik-Kiliçarsian pass, Samsun province, Turkey; 4 – female from Abant lake, Bolu province, Turkey. Scale bar: 1 mm.

Figs 17-25 in On the taxonomy of Masuria. IV. Four new species from China and Nepal, and additional records (Coleoptera: Staphylinidae: Aleocharinae)

Figs 17-25: Masuria subnitens nov.sp.: (17) habitus; (18) forebody; (19) antenna; (20) male tergite VIII; (21) male sternite VIII; (22) median lobe of aedeagus in lateral view; (23) female tergite VIII; (24) female sternite VIII; (25) spermatheca. Scale bars: 17: 1.0 mm; 18: 0.5 mm; 19-21, 23-24: 0.2 mm; 22: 0.1 mm; 25: 0.05 mm.

Figs 10-15 in On the taxonomy of Masuria. IV. Four new species from China and Nepal, and additional records (Coleoptera: Staphylinidae: Aleocharinae)

Figs 10-15: Masuria schuelkei nov.sp.: (10) habitus; (11) forebody; (12) median dorsal portion of pronotum; (13) median portion of elytra; (14) median portion of abdominal tergite VII; (15) median lobe of aedeagus in lateral view. Scale bars: 10: 1.0 mm; 11: 0.5 mm; 3: 0.2 mm; 12-15: 0.1 mm.

Figs 1-8 in On the taxonomy of Masuria. IV. Four new species from China and Nepal, and additional records (Coleoptera: Staphylinidae: Aleocharinae)

Figs 1-8: Masuria appendiculata nov.sp.: (1) habitus; (2) forebody; (3) antenna; (4) median dorsal portion of pronotum; (5) tergites IV-VI of abdomen; (6) median lobe of aedeagus in lateral view; (7) base of ventral process of median lobe in lateral view; (8) spermatheca. Scale bars: 1: 1.0 mm; 2: 0.5 mm; 3: 0.2 mm; 4-6: 0.1 mm; 7-8: 0.05 mm.

Map 1 in On the taxonomy of Masuria. IV. Four new species from China and Nepal, and additional records (Coleoptera: Staphylinidae: Aleocharinae)

Map 1: Distribution of Masuria species in China: M. chinensis PACE (white diamond); M. appen- diculata nov.sp. (black triangle); M. schuelkei nov.sp. (white triangle); M. brevipennis ASSING (black circle); M. yunnanica ASSING (white circles); M. subnitens nov.sp. (black diamond); M. daliensis ASSING (white square).

Figs 35-41 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Figs 35-41: Oxypoda ludgeri nov.sp. (35-37) and O. constricta nov.sp. (38-41): (35-36, 41) median lobe of aedeagus in lateral view; (37) paramere; (38) forebody; (39) abdomen; (40) male sternite VIII. Scale bars: 38-39: 1.0 mm; 40: 0.2 mm; 35-37, 41: 0.1 mm.

Figs 42-50 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Figs 42-50: Oxypoda determinata SCRIBA (42-43; 42: neotype of O. determinata and lectotype of O. incerta EPPELSHEIM; 43: paralectotype of O. incerta), O. hispanica BERNHAUER (44-45; 44: lectotype; 45: paralectotype), and O. flavicornis KRAATZ (46-50) from Sicily (46-47), northern Anatolia (48), and Albania (49-50): (42, 44, 46-49) median lobe of aedeagus in lateral view; (43, 45, 50) spermatheca. Scale bars: 0.1 mm.

Figs 20-23 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Figs 20-23: Oxypoda gontarenkoi nov.sp.: (20) habitus; (21) forebody; (22) median lobe of aedeagus in lateral view; (23) apical lobe of paramere. Scale bars: 20: 1.0 mm; 21: 0.5 mm; 22-23: 0.1 mm.

Figs 10-19 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Figs 10-19: Oxypoda transgressa PEYERIMHOFF, lectotype (10-11), O. magnicollis FAUVEL from Biskra (12-15), and O. schatzmayri BERNHAUER (16-19), lectotype (18-19) and paralectotype (16- 17): (10, 14, 18) median lobe of aedeagus in lateral view; (11, 15, 19) paramere; (12, 16) habitus; (13, 17) forebody. Scale bars: 12, 16: 1.0 mm; 13, 17: 0.5 mm; 14-15, 18-19: 0.1 mm. 10-11: without scale.

Map 2 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Map 2: Distributions of Oxypoda attenuata MULSANT & REY (squares), O. appenina nov.sp. (triangles), and O. acutior nov.sp. (open diamonds), based on revised records.

Figs 1-9 in On the taxonomy and zoogeography of some Oxypoda species of the West Palaearctic region (Coleoptera: Staphylinidae: Aleocharinae)

Figs 1-9: Oxypoda platyptera FAIRMAIRE (1), O. attenuata MULSANT & REY from Sardinia (2), O. referens KRAATZ (3-4), O. apennina nov.sp. (5-7), and O. acutior nov.sp. (8-9): (1-4, 6, 8) median lobe of aedeagus in lateral view; (5) habitus; (7, 9) spermatheca. Scale bars: 5: 1.0 mm; 1-4, 6, 8: 0.5 mm; 7, 9: 0.1 mm.