Melolonthidae

Figure 6.Distribution of the species of the Neoserica (s.l.) septemlamellata group: Neoserica changrae, Neoserica crenatolineata, Neoserica daweishanica, Neoserica igori, Neoserica jiulongensis, Neoserica septemlamellata, Neoserica weishanica.

Figure 4.Distribution of newly described Gastroserica species.

Figure 8.Distribution of the species of the Neoserica (s. l.) abnormis group: Neoserica abnormis, Neoserica abnormoides, Neoserica allolaotica, Neoserica euyunnanica, Neoserica jiangxiensis, Neoserica kanphantensis, Neoserica namthaensis, Neoserica ponderosa, Neoserica putaoana, Neoserica thailandensis, Neoserica tonkinea, Neoserica yaoi.

Figures 6–7.Base of right elytron of Tocama spp. 6 Tocama laosensis 7 Tocama procera. Prm, pronotum; Sc, scutellum; Elyt, elytron.

Figure 4.A–D Neoserica daweishanica Ahrens, Liu & Fabrizi sp. n. (holotype) E–H Neoserica jiulongensis Ahrens, Liu & Fabrizi sp. n. (holotype) A, E Aedeagus, left side lateral view C, G Aedeagus, right side lateral view B, F parameres, dorsal view D, H Habitus. Scale: 0.5 mm.

Figure 2.A–D Gastroserica jinxiuensis sp. n. (holotype) E–H Gastroserica liboensis (holotype) I–L Gastroserica wenzhui sp. n. (holotype). A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 0.5 mm.

Figure 4.A–D Neoserica yingjiangensis sp. n. (holotype) E–H Neoserica thailandensis sp. n. (holotype) I–L Neoserica lamellosa sp. n. (holotype) A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 1 mm. Habitus not to scale.

Figures 8–9.Right oblique view of pygidium of Tocama procera 8 holotype male. 9 paratype female.

Figure 6.Distribution of the species of the Neoserica (s.l.) septemlamellata group: Neoserica changrae, Neoserica crenatolineata, Neoserica daweishanica, Neoserica igori, Neoserica jiulongensis, Neoserica septemlamellata, Neoserica weishanica.

Figure 4.Distribution of newly described Gastroserica species.

Figure 9.Distribution of the species of the Neoserica (s. l.) abnormis group: Neoserica alloputaoana, Neoserica bairailingshanica, Neoserica cardamomensis, Neoserica huangi, Neoserica lamellosa, Neoserica natmatoungensis, Neoserica simplicissima, Neoserica taunggyiana, Neoserica trifida, Neoserica yingjiangensis.

Figures 10–15.Male genitalia of Tocama spp. 10–12 Tocama laosensis sp. n. 13-15 Tocama procera sp. n. BP, base of parameres; RPvs, ventroapical swelling of right paramere. Scale bar = 1.5 mm.

Figure 6.Distribution of the species of the Neoserica (s.l.) septemlamellata group: Neoserica changrae, Neoserica crenatolineata, Neoserica daweishanica, Neoserica igori, Neoserica jiulongensis, Neoserica septemlamellata, Neoserica weishanica.

Figure 2.A–D Gastroserica jinxiuensis sp. n. (holotype) E–H Gastroserica liboensis (holotype) I–L Gastroserica wenzhui sp. n. (holotype). A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 0.5 mm.

Figure 5.A–D Neoserica putaoana sp. n. (holotype) E–H Neoserica alloputaoana sp. n. (holotype) I–L Neoserica simplicissima sp. n. (holotype) A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 1 mm. Habitus not to scale.

Figures 16–17.Right metepisternum of Tocama spp. 16 Tocama tonkinensis 17 Tocama procera sp. n.

Figure 6.Distribution of the species of the Neoserica (s.l.) septemlamellata group: Neoserica changrae, Neoserica crenatolineata, Neoserica daweishanica, Neoserica igori, Neoserica jiulongensis, Neoserica septemlamellata, Neoserica weishanica.

Figure 4.Distribution of newly described Gastroserica species.

Figure 8.Distribution of the species of the Neoserica (s. l.) abnormis group: Neoserica abnormis, Neoserica abnormoides, Neoserica allolaotica, Neoserica euyunnanica, Neoserica jiangxiensis, Neoserica kanphantensis, Neoserica namthaensis, Neoserica ponderosa, Neoserica putaoana, Neoserica thailandensis, Neoserica tonkinea, Neoserica yaoi.

Figure 5.A–D Neoserica sapaensis Ahrens, Liu & Fabrizi sp. n. (holotype) E–H Neoserica igori Ahrens, Liu & Fabrizi sp. n. (holotype) A, E Aedeagus, left side lateral view C, G Aedeagus, right side lateral view B, F parameres, dorsal view D, H Habitus. Scale: 0.5 mm.

Figure 2.A–D Gastroserica jinxiuensis sp. n. (holotype) E–H Gastroserica liboensis (holotype) I–L Gastroserica wenzhui sp. n. (holotype). A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 0.5 mm.

Figure 5.A–D Neoserica putaoana sp. n. (holotype) E–H Neoserica alloputaoana sp. n. (holotype) I–L Neoserica simplicissima sp. n. (holotype) A, E, I Aedeagus, left side lateral view C, G, K Aedeagus, right side lateral view B, F, J parameres, dorsal view D, H, L Habitus. Scale: 1 mm. Habitus not to scale.

Figure 7.Distribution of the species of the Neoserica (s.l.) septemlamellata group: Neoserica bansongchana, Neoserica gaoligongshanica, Neoserica guangpingensis, Neoserica plurilamellata, Neoserica sapaensis, Neoserica takakuwai, Neoserica yanzigouensis."?" stands for the not localised records of Neoserica septemfoliata from Yunnan.

Figure 4.Distribution of newly described Gastroserica species.