Malayepipona, Giordani Soika, 1993

Bai, Yue, Chen, Bin & Li, Ting-Jing, 2021, Two newly recorded genera Malayepipona Giordani Soika and Megaodynerus Gusenleitner, with eight new species from China (Hymenoptera, Vespidae, Eumeninae), Zootaxa 5060 (3), pp. 371-391 : 372-373

publication ID

https://doi.org/ 10.11646/zootaxa.5060.3.4

publication LSID

lsid:zoobank.org:pub:77ED8544-5757-4597-A4EA-10967E6078B5

DOI

https://doi.org/10.5281/zenodo.5636501

persistent identifier

https://treatment.plazi.org/id/03F187C9-FFB7-FF84-FF56-6B6861EEFDB3

treatment provided by

Plazi

scientific name

Malayepipona
status

 

Key to species of genus Malayepipona View in CoL (modified from the key of Nguyen 2020)

1. S2 strongly convex in basal half................................................... M. assamensis Giordani Soika View in CoL

- S2 nearly flat or slightly convex at base, then slightly and gradually convex toward apical margin..................... 2

2. T2 without apical lamella............................................................................... 3

- T2 with apical lamella................................................................................. 7

3. Upper part of propodeum usually with a pair of relatively blunt teeth just behind metanotum ( Figs. 48 View FIGURES 40–50 , 71).............. 4

- Upper part of propodeum normal, without a pair of teeth just behind metanotum................................... 5

4. Wings dark brown, strongly infuscate, making apical dark spot of forewing marginal cell inconspicous ( Fig. 68 View FIGURES 68–76 ); female clypeus with separated spots ( Fig. 69 View FIGURES 68–76 ); area between cephalic foveae on vertex punctate ( Fig. 70 View FIGURES 68–76 ).............................................................................................. M. clypeata Nguyen & Carpenter, 2012

- Wings brown, slightly infuscate, apical dark spot of forewing marginal cell conspicuous ( Figs 40–41 View FIGURES 40–50 ); female clypeus wholly ferruginous and male clypeus yellow ( Figs 42–43 View FIGURES 40–50 ); area between cephalic foveae on female vertex smooth, shiny................................................................................ M. nigricans Bai, Chen & Li , sp. nov.

5. Area surrounding foveae distinctly depressed, smooth and shiny, making foveae obvious ( Fig. 3 View FIGURES 1–9 ); head and mesosoma largely brown mixed with ferruginous and yellow ( Fig. 1 View FIGURES 1–9 )............................... M. brunnea Bai, Chen & Li , sp. nov.

- Area surrounding foveae not depressed, smooth and shiny, making foveae inconspicuous (fig. 9 in Nguyen, 2020)); head and mesosoma obviously different from above................................................................. 6

6. Punctures on head and mesosoma smaller and weaker, interspaces between punctures not carinate; pronotal carina not produced at humeral angle, round; metasomal terga shiny, T 1 in dorsal view less than 1.5 times as wide as long, T2 with weaker sparser punctures.................................................................. M. pagdeni Giordani Soika, 1993 View in CoL

- Punctures on head and mesosoma large and coarse, interspaces between punctures reticulate; pronotal carina strongly produced at humeral angle; metasomal terga dull, T 1 in dorsal view more than twice as wide as long, T2 with strong dense punctures.................................................................................. M. fincta Nguyen, 2020

7. S2 nearly flat at base, then slightly convex to apical margin ( Fig. 39 View FIGURES 32–39 )............................................ 8

- S2 concave or slightly convex at base, then slightly convex to apical margin....................................... 9

8. Clypeus sparsely punctate ( Fig. 33 View FIGURES 32–39 ); T2 with short apical lamella, T3 without apical lamella ( Fig. 38 View FIGURES 32–39 ).......................................................................................... M. maculosa Bai, Chen & Li , sp. nov.

- Clypeus densely punctate and coarser ( Fig. 2 View FIGURES 1–9 in Nguyen & Carpenter 2013); T2 with longer apical lamella, T3 with short apical lamella ( Fig. 5 View FIGURES 1–9 in Nguyen & Carpenter 2013)...................................... M. malickyi ( Gusenleitner, 2010)

9. T2 with short apical lamella, T3–T5 without apical lamella................................................... 10

- T2 with longer apical lamella, T3 with short apical lamella................................................... 13

10. Female head with long dense setae ( Fig. 5 View FIGURES 1–9 in Gusenleitner 2012)......................... M. visenda Gusenleitner, 2012

- Female head with shorter setae ( Figs 61–62 View FIGURES 60–67 , 12–15 View FIGURES 10–21 , 33–34)................................................... 11

11. Wings dark brown, strongly infuscate ( Figs 10–11 View FIGURES 10–21 ); T2 with inconspicuous apical lamella, just visible in lateral view ( Fig. 19 View FIGURES 10–21 )................................................................... M. flaviclypeata Bai, Chen & Li , sp. nov.

- Wings brown, not infuscate ( Figs 22–23 View FIGURES 22–31 , 51 View FIGURES 51–59 , 60 View FIGURES 60–67 ); T2 with obvious apical lamella ( Figs. 30 View FIGURES 22–31 , 58 View FIGURES 51–59 , 66 View FIGURES 60–67 )................... 12

12. Clypeus densely coarsely punctate; apical tooth of mandible pointed (fig. 1 in Nguyen 2020); pronotal carina strongly produced at humeral angle; female head and mesosoma wholly black ( Figs 1–4 View FIGURES 1–9 in Nguyen 2020); forewing with dark spot at apex of marginal cell...................................................................... M. bidoup Nguyen, 2020

- Clypeus sparsely punctate; apical tooth of mandible rounded ( Fig. 61 View FIGURES 60–67 ); pronotal carina not produced at humeral angle, round ( Fig. 64 View FIGURES 60–67 ); female head and mesosoma with yellow marks (Figs, 60–61, 64); forewing without dark spot at apex of marginal cell................................................................... M. triangula Bai, Chen & Li , sp. nov.

13. Border between anterior and dorsal surfaces of T1 slightly raised, with faint edge ( Fig. 30 View FIGURES 22–31 ).......................... 14

- Border between anterior and dorsal surfaces of T1 bluntly angulate, with obvious edge ( Fig. 58 View FIGURES 51–59 )...................... 15

14. Female clypeus black, laterally with two thick longitudinal yellow strips, T4 without apical lamella.......................................................................................... M. seomyty Nguyen & Carpenter, 2013

- Female clypeus entirely brownish yellow or with one basal transverse yellow band and two connected yellow spots at apex ( Figs 24–25 View FIGURES 22–31 ), T4 with short apical lamella..................................... M. lamellata Bai, Chen & Li , sp. nov.

15. Clypeus densely coarsely punctate; posterior surface of propodeum with scattered shallow punctures; female clypeus entirely black; T1–T2 with apical yellow bands, T3–T5 without bands...................... M. furva Nguyen & Carpenter, 2013

- Clypeus with sparser punctures medially; posterior surface of propodeum with dense thin striae, mixed with minute punctures ( Fig. 54 View FIGURES 51–59 ); female clypeus black with two yellow lateral spots at base ( Fig. 52 View FIGURES 51–59 ); T1–T5 with apical yellow bands (widest on T2 and narrowest on T5) ( Fig. 58 View FIGURES 51–59 )........................................... M. sparsipuncta Bai, Chen & Li , sp. nov.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Eumenidae

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