Prodasineura doisuthepensis Hoess, 2007

Phan, Quoc Toan & Ngo, Quoc Phu, 2020, A revision of the systematics and distribution of the damselfly genus Prodasineura Cowley, 1934 (Odonata: Zygoptera: Platycnemididae) in Vietnam with description of two new species, European Journal of Taxonomy 650, pp. 1-27 : 4-6

Prodasineura doisuthepensis Hoess, 2007

Figs 2 C–D, 3 C–D, F, 4 D–F, 5 C, 16 A, 17

Material examined

VIETNAM – Kon Tum Province • 1 ♂; Kon Plong District, Mang Canh ; 22 Sep. 2015; Q.T. Phan leg.; ZCDTU 2015092201-ODO • 4 ♂♂, 1 ♀; Chu Mom Ray National Park ; 22 Jun. 2017; Q.T. Phan leg.; ZCDTU 2017062201-ODO . – Dak Lak Province • 1 ♂; Chu Yang Sin National Park ; 18 May 2018; Q.T. Phan leg.; ZCDTU 2018051801-ODO . – Gia Lai Province • 8 ♂♂; K’Bang District, Dak Roong Commune ; 24 May 2018; Q.T. Phan leg.; ZCDTU 2018052410-ODO • 3 ♂♂, 2 ♀♀; K’Bang District, Ko Roong Commune, Ka Pang stream ; 28 Jun. 2019; Q.T. Phan and Q.P. Ngo leg.; ZCDTU 2019062810-ODO .

Diagnosis

Male distinctive with large blue oval markings on mesepisterum ( Fig. 2C ); dorsum of S9 with rounded blue spot ( Fig. 3C ), versus only very small blue dot in P. hoffmanni ( Fig. 3G ) or large marking on S9, two smaller dots or stripe on S 8 in P. coerulescens ( Fig. 3A ). Posterior pronotal lobe of female prothorax similar to that in P. hoffmanni , with short horn on each side, two rounded processes posteriorly; lobes not converging ( Figs 4 D–E, 5C).

Distribution

Vietnam ( Fig. 17 ): Gia Lai (K’Bang District), Kon Tum (Chu Mom Ray National Park and Kon Plong District), Dak Lak (Chu Yang Sin National Park), Lam Dong (Bao Loc District), Khanh Hoa (Hon Ba Nature Reserve) and Dong Nai (Cat Tien National Park) Provinces ( Kompier 2019; Phan & Ngo 2019; this study).

Figures

Fig. 2. Prodasineura Colwey, 1934 spp., head and thorax, lateral view (A, C, E: ♂, B, D, F: ♀) A–B. P. coerulescens (Fraser, 1932), ZCDTU 2016100801-ODO. C–D. P. doisuthepensis Hoess, 2007, ZCDTU 2017062201-ODO. E–F. P. hoffmanni Kosterin, 2015, ZCDTU 2017062202-ODO (E). Fig. 2F is modified from Kosterin (2015: fig. 2a), from Dak Dam village, Mondulkiri Province, Cambodia. Images not to scale.

Fig. 3. Prodasineura Cowley, 1934 spp., males. A–B, E. P. coerulescens (Fraser, 1932), ZCDTU 2016100801-ODO. C–D, F. P. doisuthepensis Hoess, 2007, ZCDTU 2017062201-ODO. G–I. P. hoffmanni Kosterin, 2015, ZCDTU 2017062202-ODO. A, C, G = tip of abdomen, dorsal view; B, D, H = tip of abdomen, lateral view. E–F, I: Genital ligula, oblique-ventral view. Images not to scale.

Fig. 4. Prodasineura Cowley, 1934 spp., females. A–C. P. coerulescens (Fraser, 1932), ZCDTU 2016100801-ODO. D–F. P. doisuthepensis Hoess, 2007, ZCDTU 2017062201-ODO. G–H. P. hoffmanni Kosterin, 2015, ZCDTU 2017062202-ODO. A, D = prothorax, lateral view; B, E, G = prothorax, dorsal view; C, F, H = tip of abdomen, lateral view (Fig. 4G–H is modified from in Kosterin 2015: fig. 4c, h). Images not to scale.

Fig. 5. Posterior pronotal lobe of prothorax of Prodasineura Cowley, 1934 spp., females. A–B. P. autumnalis (Fraser, 1922), lateral and dorsal views. C. P. doisuthepensis Hoess, 2007, dorsal view. D–E. P. coerulescens (Fraser, 1932), lateral and dorsal views. F. P. hoffmanni Kosterin, 2015, dorsal view. (Fig. 5C, F is modified from Kosterin 2015: fig. 3c–d). Images not to scale.

Fig. 16. Habitat of Prodasineura Cowley, 1934 spp. in Vietnam. A. Gia Trang stream in Chu Mom Ray National Park, home of P. doisuthepensis Hoess, 2007 and P. verticalis Selys, 1860. B. Typical stream where P. lancastrei sp. nov., P. autumnalis (Fraser, 1922) and P. croconota Ris, 1916 occur, in Pu Mat National Park. C. Open limestone stream in Tan Hoa Commune, Minh Hoa District of Quang Binh Province with three species: P. autumnalis, P. kong sp. nov. and P. coerulescens (Fraser, 1932) coexisting. D. Habitat of P. hoffmanni Kosterin, 2015 and P. autumnalis in Mang Canh, Kon Plong District of Kon Tum Province.

Fig. 17. Distribution map of Prodasineura Cowley, 1934 spp. in Vietnam (blue group species including the blackish P. autumnalis (Fraser, 1922)). (●) P. autumnalis. (●) P. coerulescens (Fraser, 1932). (●) P. doisuthepensis Hoess, 2007. (●) P. hoffmanni Kosterin, 2015.