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Fig. 16 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 16. Patrus procerus (Régimbart, 1884) (SYSU). A. ♀, habitus, dorsal view. B. ♀, habitus, ventral view. C. ♀, habitus, lateral view. D. ♂, genitalia. Scale bars: A–C = 1 mm; D = 0.5 mm.

Fig. 15 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 15. Patrus marginepennis angustilimbus (Ochs, 1925), ♀, habitus (IZCAS). A. Dorsal view. B. Ventral view. C. Lateral view. Scale bars = 1 mm.

Fig. 13 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 13. Patrus haemorrhous (Régimbart, 1891), ♀, habitus (SHNU). A. Dorsal view. B. Lateral view. Scale bar = 1 mm.

Fig. 11 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 11. Patrus annandalei (Ochs, 1925) (SYSU). A. ♀, habitus, dorsal view. B. ♀, habitus, ventral view. C. ♀, habitus, lateral view. D. ♀, surface sculpture on elytra. E. ♀, epipleural angle. F. ♂, male genitalia. Scale bars: A–C = 1 mm; D =30 μm; E = 100 μm; F = 0.5 mm.

Fig. 14 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 14. Patrus haemorrhous (Régimbart, 1891), syntypes (MNHN). A. ♀, habitus, dorsal view. B. ♂, habitus, lateral view. C. Label of specimen A. D. Label of specimen B. Figures provided by Antoine Mantilleri. Scale bars = 2 mm.

Fig. 12 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 12. Patrus coomani (Peschet, 1925) (SYSU). A. ♂, habitus, dorsal view. B. ♀, habitus, dorsal view. C. ♂, habitus, lateral view. D. ♀, habitus, lateral view. E. ♂, habitus, ventral view. F. ♂, surface sculpture on elytra. G. ♂, epipleural angle. H. ♂, genitalia. Scale bars: A–E = 1 mm; F–G = 100 μm; H = 0.5 mm.

Fig. 8. Orectochilus argenteolimbatus Peschet, 1923 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 8. Orectochilus argenteolimbatus Peschet, 1923, ♂ (SYSU). A. Habitus, dorsal view. B. Habitus, ventral view. C. Habitus, lateral view. D. Male genitalia. Scale bars: A–C = 1 mm; D = 0.5 mm.

Fig. 9 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 9. Orectochilus murinus Régimbart, 1892 (SYSU). A. ♂, habitus, dorsal view. B. ♀, habitus, dorsal view. C. ♂, habitus, ventral view. D. ♂, genitalia. Scale bars: A–C = 1 mm; D = 0.5 mm.

Fig. 7 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 7. Metagyrinus vitalisi (Peschet, 1923), ♀ (IZCAS). A. Habitus, dorsal view. B. Habitus, ventral view. C. Inner rows of elytral striae. Scale bars: A–B = 1 mm; C = 0.5 mm.

Fig. 6 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 6. Female reproductive tract of new species, paratype with the same collection data as for holotype (SYSU). A. Patrus hainanensis sp. nov. B. Patrus jiangxiensis sp. nov. C. Patrus shangchuanensis sp. nov. Abbreviations: AG = accessory gland; BC = bursa copulatrix; BS = bursa sclerite; CO = common oviduct; FD = fertilization duct; GC = gonocoxa; LT = laterogtergite; SP = spermatheca; VA = vagina. Scale bars = 500 μm.

Fig. 5 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 5. Patrus shangchuanensis sp. nov. (SYSU). A. ♂, paratype, left elytron. B. ♀, paratype, left elytron. C. ♂, paratype, front leg. D. ♂, paratype, front tarsus. E. ♂, holotype, genitalia. F. ♂, paratype, surface sculpture on head. G. ♂, paratype, surface sculpture on pronotum. H. ♂, paratype, surface sculpture on elytra. Scale bars: A–B = 1 mm; C, E = 0.5 mm; D = 200 μm; F–H = 30 μm.

Fig. 3 in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 3. Patrus hainanensis sp. nov., ♂ (SYSU). A. Left elytron, paratype. B. Front leg., paratype C. Front tarsus, paratype. D. Genitalia, holotype. E. Surface sculpture on head, paratype. F. Surface sculpture on pronotum, paratype. G. Surface sculpture on elytra, paratype. Scale bars: A = 1 mm; B, D = 0.5 mm; C = 200 μm; E–G = 30 μm.

Fig. 1. Habitus. A–C in Three new species of Patrus Aubé with additional records of Gyrinidae from China (Coleoptera, Gyrinidae)

Fig. 1. Habitus. A–C. Patrus hainanensis sp. nov., ♂, paratype (SYSU). D–F. Patrus jiangxiensis. sp. nov., ♂, paratypes (SYSU). A. Dorsal view. B. Ventral view. C. Lateral view. D. Dorsal view. E. Ventral view. F. Lateral view. Scale bars = 1 mm.

FIGURE 13 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 13. Habitats of P. landaisi species group: (A) stream at Siriphum Waterfall, Doi Inthanon National Park, Chiang Mai Province, habitat of P. garuda sp. nov. and P. subapicalis; (B) Benjamart Suksai in habitat of P. apicalis and P. salvazai at Nam Kuen stream, Chiang Rai Province; (C) shallow stream close to Ban Thai Samakkhi, Chiang Rai Province, habitat of P. landaisi and P. salvazai; (D) Tham Yai Waterfall Phu Kradueng National Park, Loei Province, habitat of P. phetchabunensis sp. nov.; (E) puddle in dry stream bed close to Ban Phithak Thai, Chiang Rai Province, habitat of P. landaisi and P. salvazai; (F) P. landaisi and P. salvazai from puddle in dry stream habitat close to Ban Thai Samakkhi, Chiang Rai Province.

FIGURE 12 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 12. Patrus subapicalis: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) apex of median lobe, lateral view, scale bar = 1 mm; (D) apex of median lobe, ventral view showing operculum, scale bar = 1 mm; (E) female pronotum and elytra, dorsal view, scale bar = 4 mm; (F) gonocoxae, ventral view; (G) female reproductive tract, ventral view, scale bar = 1 mm; (H) fertilization duct, ventral view.

FIGURE 11 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 11. Patrus salvazai: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) apex of median lobe, lateral view, scale bar = 1 mm; (D) apex of median lobe, ventral view showing operculum, scale bar = 1 mm; (E) female pronotum and elytra, dorsal view, scale bar = 4 mm; (F) gonocoxae, ventral view; (G) female reproductive tract, ventral view, bursal gland not shown, scale bar = 1 mm; (H) fertilization duct, ventral view.

FIGURE 10 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 10. Patrus phetchabunensis sp. nov.: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) apex of median lobe, lateral view, scale bar = 1 mm; (D) apex of median lobe, ventral view showing operculum, scale bar = 1 mm; (E) female pronotum and elytra, dorsal view, scale bar = 4 mm; (F) gonocoxae, ventral view; (G) female reproductive tract, ventral view, scale bar = 1 mm; (H) fertilization duct, ventral view.

FIGURE 8 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 8. Patrus landaisi: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) apex of median lobe, lateral view, scale bar = 1 mm; (D) apex of median lobe, ventral view showing operculum, scale bar = 1 mm; (E) female pronotum and elytra, dorsal view, scale bar = 4 mm; (F) gonocoxae, ventral view; (G) female reproductive tract, ventral view, bursal gland not shown, scale bar = 1 mm; (H) fertilization duct, ventral view.

FIGURE 7 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 7. Patrus garuda sp. nov.: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) apex of median lobe, lateral view, scale bar = 1 mm; (D) apex of median lobe, ventral view showing operculum, scale bar = 1 mm; (E) female pronotum and elytra, dorsal view, scale bar = 4 mm; (F) gonocoxae and medial sclerotized structure, ventral view; (G) female reproductive tract, ventral view, bursal gland not shown, scale bar = 1 mm; (H) fertilization duct, ventral view.

FIGURE 6 in Review of the Patrus landaisi species group from Thailand with description of three new species (Coleoptera, Gyrinidae)

FIGURE 6. Patrus corpulentus: (A) male pronotum and elytra, dorsal view, scale bar = 4 mm; (B) aedeagus, dorsal view, scale bar = 1 mm; (C) female pronotum and elytra, dorsal view, scale bar = 4 mm; (D) gonocoxae, ventral view; (E) female reproductive tract, ventral view, bursal gland not shown, scale bar = 1 mm; (F) fertilization duct, ventral view.