Macronotops

Qiu, Jian-Yue, Xu, Hao & Chen, Li, 2019, A revision of the rare flower beetle genus Macronotops Krikken (Coleoptera: Scarabaeidae: Cetoniinae) from Asia with biological notes, Zootaxa 4556 (1), pp. 1-65 : 7-8

Key to species of the genus Macronotops

(Excluding the unnamed species from Xizang, China)

1 Length of clypeus almost equal to Width ( Figs. 1–17 ); pronotum Without ridge ( Figs. 203–220 ); proximal tooth of male protibia usually distinct ( Figs. 24–25, 27, 29, 31, 33, 35, 37, 39 )................................................. 2

- Length of clypeus greater than Width ( Figs. 18–23 ); disc of pronotum With a narroW, longitudinal ridge medially ( Figs. 221– 226 ); proximal tooth of male protibia usually indistinct ( Figs. 42, 44, 46 )........................................ 10

2 Elytron With a distal macula ( Figs. 203–208 , 219–220 )........................................................ 3

- Elytron Without distal macula ( Figs. 209–218 )............................................................... 6

3 Protibia Without tiny teeth or the tiny teeth indistinct ( Figs. 25–26, 39–40 )........................................ 4

- Protibia With distinct tiny teeth ( Figs. 24, 27–28 )............................................................. 5

4 Body slender; pygidium usually With a yelloW macula ( Figs. 94, 97 ), but macula absent in some specimens from Laos ( Figs. 95–96 ); outer tooth of female metatibia absent ( Fig. 64 ); median lobe of male genitalia filiform, shorter ( Fig. 119 )........................................................................... M. vuilleti ( Bourgoin, 1916)

- Body Wider; pygidium Without yelloW macula ( Figs. 74–75 ); outer tooth of female metatibia present ( Fig. 50 ); median lobe of male genitalia ribbon-like, longer ( Fig. 112 )............................... M. dianensis Qiu, Xu & Chen , new species

5 Three large teeth of protibia longer ( Fig. 24 ); pronotum With reddish-broWn and black setae ( Fig. 135 ); median area of male abdomen clad With sparse setae ( Fig. 136 ); setae on inner side of male metatibia denser ( Figs. 135–136 ); length of dorsal tooth of male metatibia longer than basitarsus of metatarsus ( Fig. 48 ); parameres longer ( Fig. 111 )............................................................................................. M. biserratus Qiu, Xu & Chen , new species

- Three large teeth of protibia shorter ( Figs. 27–28 ); pronotum With fulvous setae ( Figs. 141, 143 ); median area of male abdomen evenly clad With setae; setae on inner side of male metatibia sparser ( Figs. 141–142 ); length of dorsal tooth of male metatibia shorter than basitarsus of metatarsus ( Fig. 51 ); parameres shorter ( Fig. 113 )......... M. fulvoguttatus ( Fairmaire, 1891)

6 Protibia With tiny teeth ( Figs. 29–30, 33–36 )................................................................ 7

- Protibia Without tiny teeth ( Figs. 31–32, 37–38 )............................................................. 9

7 Antenna yelloWish broWn ( Figs. 12–13 )............................ M. olivaceofuscus ( Bourgoin, 1916) revised status

- Antenna dark broWn to black ( Figs. 6–7, 10–11 )............................................................. 8

8 Body larger, usually more than 16 mm in length; pronotum With dark broWn or black setae ( Figs. 154 , 156 ); pygidium usually With a yelloW macula ( Figs. 86, 88 ), but absent in feW individuals ( Figs. 87, 89 ); parameres longer and apex expanded ( Fig. 116 ). TaiWan Island......................................................... M. nigropubescens ( Mikšić, 1971)

- Body smaller, usually less than 16 mm in length; pronotum With fulvous setae ( Figs. 145, 147–14 8, 150 ); pygidium Without yelloW macula ( Figs. 80–83 ); parameres shorter and apex not expanded ( Fig. 114 ). Asian mainland............................................................................................... M. fulvopilosus ( Fairmaire, 1894)

9 Inner margin of metatibia in distal portion convex ( Figs. 152, 154 ); angles betWeen large teeth of protibia acute ( Figs. 31–32 ); membrane betWeen parameres distinct ( Fig. 115 )....................... M. miksici Qiu, Xu & Chen , new species

- Inner margin of metatibia in distal portion straight ( Figs. 166, 168 ); angles betWeen large teeth of protibia right-angled or slightly arcuate ( Figs. 37–38 ); male genitalia Without membrane ( Fig. 118 )............... M. sexmaculatus ( Kraatz, 1894)

10 Antenna yelloWish broWn ( Figs. 20–21 ); pygidium With a triangular yelloW macula ( Figs. 102–103 ); parameres longer ( Fig. 121 )............................................................ M. medogensis Qiu, Xu & Chen , new species

- Antenna dark broWn ( Figs. 18–19, 22–23 ); pygidium usually Without macula ( Figs. 99, 101, 104–108 ); parameres shorter ( Figs. 120, 122 )...................................................................................... 11

11 All four yelloW maculae on elytron usually presented in male ( Figs. 175, 177–178 ), but usually partly absent in female ( Figs. 181–184 ); ventral surface of male abdominal sternites III–V sparsely clad With setiferous punctures near anterior margin ( Fig. 176 ); parameres shorter, and anterior margin of apex nearly straight ( Fig. 120 )............. M. curvimarginatus ( Ma, 1993)

- All four yelloW maculae on elytron usually presented in female ( Figs. 197, 201–202 ), but usually partly absent in male ( Figs. 191, 193–196 ); ventral surface of male abdominal sternites III–V glabrous near anterior margin ( Fig. 192 ); parameres longer, and apex slightly rounded ( Fig. 122 )................................................. M. ovaliceps ( ArroW, 1941)

Figures

FIGURES 1–23. Head of Macronotops (male in left, female in right). 1, M. biserratus new species; 2–3, M. dianensis new species; 4–5, M. fulvoguttatus; 6–7, M. fulvopilosus; 8–9, M. miksici new species; 10–11, M. nigropubescens; 12–13, M. olivaceofuscus; 14–15, M. sexmaculatus; 16–17, M. vuilleti; 18–19, M. curvimarginatus; 20–21, M. medogensis new species; 22–23, M. ovaliceps. Arrows emphasize the length of antenna club.

FIGURES 203–214. Habitus of Macronotops (male in left, female in right; oblique view). 203, M. biserratus new species; 204, Macronotops sp.; 205–206, M. dianensis new species; 207–208, M. fulvoguttatus. 209–210, M. fulvopilosus; 211–212, M. miksici new species; 213–214, M. nigropubescens.

FIGURES 215–226. Habitus of Macronotops (male in left, female in right; oblique view). 215–216, M. olivaceofuscus; 217– 218, M. sexmaculatus; 219–220, M. vuilleti; 221–222, M. curvimarginatus; 223–224, M. medogensis new species; 225–226, M. ovaliceps.

FIGURES 24–47. Protibia of Macronotops (male and female). 24, M. biserratus new species; 25–26, M. dianensis new species; 27–28, M. fulvoguttatus; 29–30, M. fulvopilosus; 31–32, M. miksici new species; 33–34, M. nigropubescens; 35–36, M. olivaceofuscus; 37–38, M. sexmaculatus; 39–40, M. vuilleti; 41, Macronotops sp.; 42–43, M. curvimarginatus; 44–45, M. medogensis new species; 46–47, M. ovaliceps. Arrows indicate the angle between large teeth and the outer margin of protibia.

FIGURES 72–98. Pygidium of the Macronotops sexmaculatus species group (size of macula and color of setae). 72–73, M. biserratus new species; 74–75, M. dianensis new species; 76–79, M. fulvoguttatus; 80–83, M. fulvopilosus; 84–85, M. miksici new species; 86–89, M. nigropubescens; 90–91, M. olivaceofuscus; 92–93, M. sexmaculatus; 94–97, M. vuilleti; 98, Macronotops sp.

FIGURES 48–65. Metatibia and basitarsus of metatarsus of the Macronotops sexmaculatus species group (male in left, female in right). 48, M. biserratus new species; 49–50, M. dianensis new species; 51–52, M. fulvoguttatus; 53–54, M. fulvopilosus; 55–56, M. miksici new species; 57–58, M. nigropubescens;59–60, M. olivaceofuscus; 61–62, M. sexmaculatus; 63–64, M. vuilleti; 65, Macronotops sp. Red arrows indicate the difference in the dorsal and outer tooth of the metatibia in females; yellow arrows indicate the difference in the dorsal and outer tooth of the metatibia in males; blue arrows indicate the density of setae on the basitarsus of the metatarsus.

FIGURES 111–122. Male genitalia of Macronotops (apical view). 111, M. biserratus new species; 112, M. dianensis new species; 113, M. fulvoguttatus; 114, M. fulvopilosus; 115, M. miksici new species; 116, M. nigropubescens; 117, M. olivaceofuscus; 118, M. sexmaculatus; 119, M. vuilleti. 120, M. curvimarginatus; 121, M. medogensis new species; 122, M. ovaliceps. Arrows indicate the membrane between the parameres.

FIGURES 135–136. Habitus of Macronotops biserratus new species (dorsal and ventral view). Male holotype.

FIGURES 141–144. Habitus of Macronotops fulvoguttatus (dorsal and ventral view). 141–142, male (Mount Qizimeishan, W Hubei, China); 143–144, female (Mount Qizimeishan, W Hubei, China). Arrows indicate macula on sternite.

FIGURES 151–154. Habitus of Macronotops miksici new species (dorsal and ventral view). 151–152, male holotype; 153– 154, female paratype. Arrow indicates inner margin of metatibia in distal portion.

FIGURES 155–158. Habitus of Macronotops nigropubescens (dorsal and ventral view). 155–156, male; 157–158, female.

FIGURES 145–150. Habitus of Macronotops fulvopilosus (dorsal and ventral view). 145–147, male (Fengtongzhai, W Sichuan, China); 148–150, female (Fengtongzhai, W Sichuan, China).

FIGURES 165–168. Habitus of Macronotops sexmaculatus (dorsal and ventral view). 165–166, male (Mêdog, SE Xizang, China); 167–168, female (Mêdog, SE Xizang, China). Arrow indicates inner margin of metatibia in distal portion.

FIGURES 99–110. Pygidium of the Macronotops ovaliceps species group (size of macula and color of setae). 99–101, M. curvimarginatus; 102–103, M. medogensis new species; 104–110, M. ovaliceps.

FIGURES 175–178. Habitus of Macronotops curvimarginatus (males, dorsal and ventral view). 175–176, (Bomi, SE Xizang, China); 177, (Zayü, SE Xizang, China); 178, (Bomi, SE Xizang, China).

FIGURES 179–184. Habitus of Macronotops curvimarginatus (females, dorsal and ventral view). 179–180, (Mêdog, SE Xizang, China); 181–182, 184, (Nyingchi, SE Xizang, China); 183, (Bomi, SE Xizang, China).

FIGURES 197–202. Habitus of Macronotops ovaliceps (females, dorsal and ventral view). 197–198, (Pianma, W Yunnan, China); 199, (Baihualing, W Yunnan, China); 200–201, (Mingguang, W Yunnan, China); 202, (Pianma, W Yunnan, China).

FIGURES 191–196. Habitus of Macronotops ovaliceps (males, dorsal and ventral view). 191–192, (Pianma, W Yunnan, China); 193, (Baihualing, W Yunnan, China); 194–195, (Mingguang, W Yunnan, China); 196, (Pianma, W Yunnan, China).