Massicus raddei in NE

Cao, Liang-Ming, Achterberg, Cornelis Van, Tang, Yan-Long, Wang, Xiao-Yi & Yang, Zhong- Qi, 2020, Revision of parasitoids of Massicus raddei (Blessig & Solsky) (Coleoptera Cerambycidae) in China, with one new species and genus, Zootaxa 4881 (1), pp. 104-130 : 127

Key to parasitoids of Massicus raddei in NE China

1 Antenna with 11 antennomeres.......................................................................... 2

- Antenna with more than 12 antennomeres................................................................. 3

2 Middle coxa inserted anterior of midline of mesopleuron (mesosternum very short) ( Fig. 1A in Yang et al. 2013); gregarious koinobiont endoparasitoid........................................................... Cerchysiella raddei Yang

- Middle coxa inserted distinctly posterior to midline of mesopleuron (mesosternum relatively long) ( Fig. 15C ); solitary koinobiont ectoparasitoid........................................................................ Metapelma sp.

3 Fore wing without vein 1-SR+M, with compound 1 st submarginal cell and 1 st discal cell present....................... 4

- Fore wing with vein 1-SR+M separating 1 st submarginal cell and 1 st discal cell..................................... 5

4 Mesoscutum with irregular sharp transverse rugae ( Fig. 1B )....................... Megarhyssa praecellens (Tosquinet)

- Mesoscutum without wrinkles.............................................. Xorides (X.) sepulchralis (Holmgren)

5 Occipital carina present ( Fig. 2B )........................................................................ 6

- Occipital carina absent ( Fig. 10C )....................................................................... 11

6 Fore wing without vein r-m ( Fig. 3D )................................................ Eubazus (E.) pallipes Nees

- Fore wing with vein r-m, although sometimes it is less sclerotized ( Fig. 14E )..................................... 7

7 Hind coxa with two processes dorsally (anterior one long and posterior one short) (Fig. 35 in Cao et al. 2015)......................................................................................... Zombrus bicolor (Enderlein)

- Hind coxa normal, without such processes ( Fig. 14A )........................................................ 8

8 First tergite and basal part of 2 nd tergite sculptured, other tergites smooth ( Figs 14 , 21 in Cao et. al. 2015)............... 9

- First tergite completely sculptured, 2 nd tergite completely or partly sculptured, basal half of 3 rd tergite sculptured, 4 th and 5 th tergites more or less sculptured basally ( Figs 13F , 14G )...................................................... 10

9 Vein m-cu of fore wing antefurcal (= entering 1 st submarginal cell; Fig. 9 in Cao et al.)....... Doryctes petiolatus Shestakov

- Vein m-cu of fore wing postfurcal (= entering 2 nd submarginal cell; Fig. 15 in Cao et al.)... Rhoptrocentrus piceus Marshall

10 Basal and posterior areas of 2 nd tergite smooth, subbasal area of 2 nd tergite, basal half of 3 rd, 4 th and 5 th tergites sculptured ( Fig. 14G )................................................................... .. Rhaconotus formosanus Watanabe

- Second tergite completely sculptured, basal half of 3 rd tergite and small basal area of 4 th tergite sculptured ( Fig. 13F )......................................................................... Hypodoryctes fuga Belokobylskij & Chen

11 First subdiscal cell of fore wing oval, vein 2-CU1 curved ( Fig. 11D )................... Megalommum tibiale (Ashmead)

- First subdiscal cell of fore wing parallel-sided, vein 2-CU1 straight ( Figs 6D , 8D , 9C ).............................. 12

12 Vein 1-CU1 of fore wing 0.4 × as long as vein 2-CU1 ( Fig. 9C ).................. Euurobracon yokahamae (Dalla Torre)

- Vein 1-CU1 of fore wing less than 0.1 × as long as vein 2-CU1 or invisible ( Figs 6D , 8D , 12C )...................... 13

13 Second tergite without smooth triangular areas medio-basally and baso-laterally ( Fig. 12D ).... Iphiaulax impostor (Scopoli)

- Second tergite with smooth triangular areas medio-basally and baso-laterally ( Figs 5C , 7H )......................... 14

14 Clypeus separated from face by a carina ( Fig. 7D ); notauli weak, nearly absent ( Fig. 7G ); vein 2-SR as long as vein 3-SR or nearly so ( Fig. 8D ).......................................... Pseudocyanopterus raddeivorus gen. nov. et sp. nov.

- Clypeus not separated from face by a carina ( Fig. 4C ); notauli only visible anteriorly ( Fig. 4D ); vein 3-SR of fore wing much longer than vein 2-SR ( Fig. 6D ).................................................. Cyanopterus tricolor (Ivanov)

Figures

FIGURE 1. Megarhyssa praecellens (Tosquinet), ♀ A Habitus, dorsal aspect, scale bar = 20 mm B Head and mesosoma, dorsal aspect, scale bar = 2 mm C Head and mesosoma (part), lateral aspect, scale bar = 2 mm D Mesosoma, lateral aspect, scale bar = 2 mm.

FIGURE 2. Eubazus (Eubazus) pallipes Nees, ♀ A Habitus, lateral aspect, scale bar = 2 mm B Head, dorsal aspect, scale bar = 0.1 mm C Head, frontal aspect, scale bar = 0.1 mm D Antenna, scale bar = 0.5 mm E Mesosoma and metasoma, dorsal aspect, scale bar = 0.5 mm F Mesopleuron, lateral aspect, scale bar = 0.25 mm

FIGURE 3. Eubazus (Eubazus) pallipes Nees, ♀ A Fore right leg, scale bar = 0.6 mm B Middle right leg, scale bar = 0.6 mm C Hind right leg, scale bar = 0.4 mm D Fore wing, scale bar = 0.5 mm E Hind wing, scale bar = 0.5 mm.

FIGURE 4. Cyanopterus tricolor (Ivanov), ♀. A Habitus, dorsal aspect, scale bar = 2 mm B Head, dorsal aspect, scale bar = 0.3 mm C Head, frontal aspect, scale bar = 0.3 mm D Mesosoma, dorsal aspect, scale bar = 0.4 mm.

FIGURE 5. Cyanopterus tricolor (Ivanov), ♀. A Head and mesosoma, lateral aspect, scale bar = 0.6 mm B Antenna, scale bar = 1 mm C Metasoma, dorsal aspect, scale bar = 0.7 mm D Ovipositor tip, lateral aspect, scale bar = 0.5 mm.

FIGURE 6. Cyanopterus tricolor (Ivanov), ♀. A Fore right leg, scale bar = 0.35 mm B Middle right leg, scale bar = 0.4 mm C Hind right leg, scale bar = 0.35 mm D Fore wing, scale bar = 1 mm E Hind wing, scale bar = 1 mm.

FIGURE 7. Pseudocyanopterus raddeivorus gen. nov. et spec. nov., ♀, holotype. A Habitus, dorsal aspect, scale bar = 1 mm B Habitus, lateral aspect, scale bar = 1 mm C Head, dorsal aspect, scale bar = 0.3 mm D Head, frontal aspect, scale bar = 0.25 mm E Antenna, scale bar = 1 mm F Head, lateral aspect, scale bar = 0.5 mm G Head and mesosoma, dorsal aspect, scale bar = 0.5 mm H Metasoma, dorsal aspect, scale bar = 0.5 mm.

FIGURE 8. Pseudocyanopterus raddeivorus gen. nov. et spec. nov., ♀, holotype. A Fore right leg, scale bar = 0.6 mm B Middle right leg, scale bar = 0.6 mm C Hind right leg, scale bar = 1 mm D Fore wing and hind wing, scale bar = 0.8 mm E Ovipositor tip, lateral aspect, scale bar = 0.2 mm.

FIGURE 9. Euurobracon yokahamae (Dalla Torre) A Habitus, ♀, lateral aspect, scale bar = 5 mm B Habitus, ♂, dorsal aspect, scale bar = 5 mm C Fore wing, ♀, scale bar = 3 mm D Hind wing, ♀, scale bar = 3 mm E Cocoon mass, scale bar = 12 mm.

FIGURE 10. Megalommum tibiale (Ashmead), ♀ A Habitus, dorsal aspect, scale bar = 2.5 mm B Head, frontal aspect, scale bar = 0.35 mm C Head and mesosoma, dorsal aspect, scale bar = 1 mm D Head and mesosoma, lateral aspect, scale bar = 1 mm E Metasoma, dorsal aspect, scale bar = 1 mm.

FIGURE 11. Megalommum tibiale (Ashmead), ♀ A Fore right leg, scale bar = 1 mm B Middle right leg, scale bar = 1 mm C Hind right leg, scale bar = 1 mm D Fore wing, scale bar = 1.5 mm E Hind wing, scale bar = 1.5 mm.

FIGURE 12. Iphiaulax impostor (Scopoli), ♀ A Habitus, dorsal aspect, scale bar = 2 mm B Head and mesosoma, dorsal aspect, scale bar = 1 mm C Fore wing and hind wing, scale bar = 1 mm D Metasoma, dorsal aspect, scale bar = 1 mm.

FIGURE 13. Hypodoryctes fuga Belokobylskij et Chen, ♀ A Habitus, dorsal aspect, scale bar = 2 mm B Head, dorsal aspect, scale bar = 0.6 mm C Head, frontal aspect, scale bar = 0.5 mm D Mesosoma, dorsal view, scale bar = 0.5 mm E Fore wing, scale bar = 1 mm F Metasoma, dorsal aspect, scale bar = 1 mm.

FIGURE 14. Rhaconotus formosanus Watanabe, ♀ A Habitus, lateral aspect, scale bar = 1.5 mm B Head, dorsal aspect, scale bar = 0.25 mm C Head, frontal aspect, scale bar = 0.25 mm D Mesosoma, dorsal view, scale bar = 0.5 mm E Fore wing, scale bar = 1 mm F Hind wing, scale bar = 1 mm G Metasoma, dorsal aspect, scale bar = 0.5 mm.

FIGURE 15. Metapelma sp. ♀ A Habitus, dorsal aspect, scale bar = 2 mm B Head and mesosoma, dorsal aspect, scale bar = 0.5 mm C Head and mesosoma, lateral view, scale bar = 1 mm D Hind left leg, scale bar = 1.5 mm.