Kuatunia Evers

Tshernyshev, Sergei E., 2015, A new species of soft-winged flower beetles of the genus Kuatunia Evers, 1945 – 48 (Coleoptera, Cleroidea, Malachiidae) from Nepal, Zootaxa 3941 (2), pp. 255-260 : 258-259

Key to the species of the genus Kuatunia Evers

1. Pronotum uniformly dark, the same colouration as elytra (black, dark-brown or with metallic luster).................. 2

- Pronotum entirely or in part yellow or orange.............................................................. 9

2. Head completely dark, elytra black........................................................................ 3

- Distal part of head anterior of antennal insertions yellow, elytra black, or partially light............................. 5

3. Legs dark except for lighter, brownish tarsi................................................................. 4

- Apices of femora, tarsi and tibiae yellow. Antennae yellow, dorsal part of 1st segment above, and segments 6–11 almost com- pletely darkened. Male 6th sternite with a narrow horn, elytral apices with dorsally curved fine flexure ( Tshernyshev 2012a: fig. 15).............................................................................. australis Wittmer, 1991

4. Only 1st–4th antennal segments more or less yellowish at the inner side. Tarsi black; in males, tarsal comb light-brownish. Api- cal tergite narrow, elongate and rounded, elytral apices with an oval lamella with a curved plate over it ( Tshernyshev 2012a: fig. 20)......................................................................... nigroopaca Wittmer, 1995

- Only 1st–3rd antennal segments red-yellow and slightly darkened dorsally, 4th segment brown, remaining segments dark; tarsi brownish, anterior reddish. In male, apical sternite cut, almost square-shaped, elytral apices shaped like tiny processes closed in half-circles (Tshernyshev 2012: fig. 19)........................................... klapperichi Evers, 1945 –48

5. Elytra completely black, including elytral apices; antennae and legs completely yellow. In male, structure of elytral apices as incrassate flexure curved dorsally and anteriorly, with deep impression inside ( Tshernyshev 2012a: figs. 2, 3)............................................................................................ nordica Tshernyshev, 2012

- Elytra, at least to some extent, pale coloured laterally and/or apically............................................ 6

6. Narrow distal part of head yellow, apices of elytra yellow...................................................... 7

- Distal half of head yellow with double black spots in middle, apices of elytra white.......... K. chibaensis ( Nakane, 1989)

7. Antennomeres 1–3rd yellow, 4–11th brownish, legs yellow of with black anterior and intermediate tarsi, elytra black....... 8

- Antennae completely brownish, legs brownish excepting all tarsi, apices of intermediate and posterior femora yellow; elytra brown with longitudinal yellow stripes in laterals extending from apex to humeri,. Elytral apices as in Tshernyshev (2012a: fig. 21)........................................................................ oblongula chujoi Wittmer, 1954

8. Legs yellow with black anterior and intermediate tarsi, in male impressions in elytral apices yellow, near the suture black, appendage black..................................................... oblongula oblongula ( Kiesenwetter, 1874)

- Legs yellow, in male impressions in elytral apices and appendage yellow.................. K. horaianus ( Nakane, 1991)

9. Pronotum partially darkened............................................................................ 10

- Pronotum completely light, yellow or orange.............................................................. 11

10. Pronotum almost completely black except basal slope and posterior angles light yellow, head and scutellum black, antennomeres 1–3rd yellow at the inner side, remaining black, legs black with slightly lighter tarsi; elytra black with whitish apices and brownish suture. In male, transversal impression of elytral apices light, incrassate flexures black ( Tshernyshev 2012a: fig. 17)................................................................................. emeiensis Wittmer, 1995

- Pronotum orange with a longitudinal black spot in the middle; scutellum yellow at base and darkened distally, head yellow with dark occiput, antennae yellow, slightly darkened from outer side, apical segments almost completely dark; legs completely yellow; elytra black with narrow yellow lateral stripes slightly widening towards middle, suture light-brown. In male inner part of impression in elytral structures yellow ( Tshernyshev 2012a: fig. 22)................ oloyensis Wittmer, 1998

11. Elytra completely black................................................................................ 12

- Elytra black with light spots on apices, in some specimens with narrow light stripes laterally, either on humeri or on suture.................................................................................................... 14

12. Elytra with dark blue metallic luster..................................................................... 13

- Elytra free from metallic luster; head black; mouthparts, palps and pronotum yellow-orange; antennomeres 1–4th yellowish darkened on outer sides, remaining black; scutellum and elytra completely black, legs black with all knees, tarsi and intermediate coxae yellow. Male elytral apices as concave and impressed plate apically ( Tshernyshev 2012a: fig. 9)........................................................................................... wolongensis Tshernyshev, 2012

13. Pronotum orange, legs black with male tarsal comb brownish. Male elytral apices widely impressed with a large leaf-shaped longitudinal appendage in the middle ( Tshernyshev 2012a: fig. 18).......................... guilinensis Wittmer, 1995

- Pronotum yellow-orange, legs yellow with darkened tarsi. Male elytral apices widely impressed twice stretched and impressed, with a small longitudinal appendage in the middle ( Fig. 2 )..................... .. K. matthiasi Tshernyshev, 2015 sp. n.

14. Head, maxillary palps, pronotum and legs completely orange, scutellum and elytra dark, elytra with narrow yellow stripe on base and humeri and yellow apices, antennomeres 1–4th orange, dark, 5th slightly darkened, remaining black. In male, specific structure as shallow trapeziform impression near the elytral apices with thin ribs on the external and inferior sides, and a thin small appendage near the suture ( Tshernyshev 2012a: fig. 24)............................ soppongensis Wittmer, 1995

- Head black, legs almost completely dark................................................................. 15

15. Legs completely black, anterior slightly lighter; head, maxillary palps and scutellum black, elytra black with orange spots apically, pronotum orange, antennomeres 1–3rd yellowish, completely black on inner sides. In male, specific structures in each elytral apex with an entangled three-cells impression with a wide longitudinal upper appendage in a middle ( Tshernyshev 2012a: fig. 23)................................................................... .. sichuana Wittmer, 1995

- Legs black with light tarsi and tibiae; head black, pronotum yellow-orange, elytra dark with small yellow apical spots; antennomeres 1–2nd black but yellowish spotted on outer sides, remaining black. In male, specific structures in elytral apices as complicated three-cell impression from outer side, and deeply impressed flexure near the suture with wide, longitudinal, upper appendage near the suture ( Tshernyshev 2012a: fig. 16)..................................... bullosa Wittmer, 1995

Figures

FIGURES 1 – 7. Kuatunia matthiasi Tshernyshev, 2015 sp. n., holotype, male, habitus (1); apices of elytra (2); apex of right elytra (3); apical tergite (4); apical sternite (5); tegmen (6); aedeagus, lateral (7). Scale bar 0.5 mm.