First record of Isegama Krombein (Hymenoptera, Chrysididae, Amiseginae) from China, with description of a new species
Author
Li, Shuang-Shuang
Author
Xu, Zai-Fu
text
Zootaxa
2016
4189
1
189
195
journal article
10.11646/zootaxa.4189.1.12
fdff13bf-7253-4fb1-9ad1-596b635c6eae
1175-5326
165730
13D1ADA8-9141-4E17-A83B-262AA7EEC827
Key to the species of female
Isegama
1. Head, pronotum, mesoscutum, mesoscutellum and metanotum black, with blue metallic tints; vertex strongly convex in frontal view (Fig.
17 in
Kimsey 1986
); eyes bulging farthest below middle (Fig.
17 in
Kimsey 1986
); gena without genal carina; scape, pedicel and F1–F3 yellow, F4–F11 brown; legs entirely yellow...........................
I. malaysiana
Kimsey
- Head, pronotum, mesoscutum, mesoscutellum and metanotum black, without metallic tints; vertex slightly convex in frontal view (
Fig. 5
); eyes bulging farthest above middle (
Fig. 5
); gena with (
Figs 1
,
3
) or without genal carina; antenna with flagellomeres entirely blackish-brown to black; legs with at least coxae blackish-brown to black....................... 2
2. Genal carina present (
Figs 1
,
3
); median enclosure of metanotum with pair of anterior pits (
Figs 4
,
8
); dorsal surface of metapectal-propodeal complex with pair of subcircular, polished and impunctate enclosures, enclosures about as wide as long (
Fig. 9
); head width 1.13 × height in frontal view...............................................
I. sinica
sp. nov.
- Genal carina absent; median enclosure of metanotum with only single anterior pit; dorsal surface of metapectal-propodeal complex with pair of transverse, polished and impunctate enclosures, enclosures about two times as wide as long......... 3
3. Head width 1.22 × height in frontal view; lower face with subocular surface more strongly converging (
Fig.
7
in
Krombein 1983
); pronotum shorter than mesoscutum in median length..................................
I. meaculpa
Krombein
- Head width 1.02 × height in frontal view; lower face with subocular surface less strongly converging (
Fig.
8
in
Krombein 1983
); pronotum as long as mesoscutum in median length...................................
I. aridula
(Krombein)