Ooctonus, Haliday, 1833

Aishan, Zhulidezi, Triapitsyn, Serguei V., Zhu, Chao-Dong & Hu, Hong-Ying, 2022, Key to Ooctonus Haliday (Hymenoptera: Mymaridae) in China, with one new species and three new country records, Zootaxa 5155 (4), pp. 581-588 : 582

publication ID

https://doi.org/ 10.11646/zootaxa.5155.4.7

publication LSID

lsid:zoobank.org:pub:8970F2CC-0411-4EA8-A5D6-5C7B62964F39

DOI

https://doi.org/10.5281/zenodo.6724787

persistent identifier

https://treatment.plazi.org/id/47614A11-FFBB-FF92-FF01-D9DBE2BCF846

treatment provided by

Plazi

scientific name

Ooctonus
status

 

Key to the 18 known species of Ooctonus View in CoL View at ENA from China based on females

1 Metanotum and propodeum ( Fig. 7 View FIGURES 5–8 ; Triapitsyn 2010, p. 19, fig. 11) with reticulate sculpture........ O. hemipterus Haliday View in CoL

- Metanotum and propodeum without reticulate sculpture....................................................... 2

2 Midlobe of mesoscutum with narrow median groove ( Fig. 22 View FIGURES 20–22 ; Huber 2010, p. 84, fig. 103)........................... 3

- Midlobe of mesoscutum without median groove ( Figs 2 View FIGURES 1–4 , 11 View FIGURES 9–12 , 15 View FIGURES 13–16 )................................................ 9

3 Propodeum without median areole (Jin 2019 & Li 2020, p. 3, fig. 1e)............................ O. exsertus Jin & Li

- Propodeum with median areole ( Fig. 22 View FIGURES 20–22 )................................................................... 4

4 Body almost entirely black, except eyes and ocelli dirty pink and gaster dark brown to black; ovipositor not exserted beyond apex of gaster...................................................................... O. sinensis Subba Rao View in CoL

- Body brown to dark brown; ovipositor slightly or notably exserted beyond apex of gaster............................ 5

5 F5 and F6 without mps................................................................. O. saturn Triapitsyn

- F5 and F6 with 1 or 2 mps.............................................................................. 6

6 Funicle with F2 the longest and F8 the shortest; ovipositor exserted beyond apex of gaster by at least 0.18× its own length..................................................................................... O. kokozai Triapitsyn

- Funicle with all segments more or less subequal in length; ovipositor exserted beyond apex of gaster by at most 0.1× its own length.............................................................................................. 7

7 Propodeum with lateral carina split anteriorly ( Fig. 22 View FIGURES 20–22 ), forming a broadly Y-shaped carina not extending to anterior margin on either side............................................................................. O. orientalis Doutt View in CoL

– Propodeum with lateral carinae entire and extending to or almost to anterior margin................................ 8

8 F6 with 2 mps; midlobe of mesoscutum ( Fig. 25 View FIGURES 23–26 ) with narrow median groove extending from posterior margin anteriorly about 0.25× length........................................................................ O. spartak Triapitsyn

- F6 without mps; midlobe of mesoscutum ( Fig. 11 View FIGURES 9–12 ) with median groove extending anteriorly almost 0.7× length............................................................................................... O. lapen Triapitsyn

9 Clava with 8 mps.................................................................................... 10

- Clava with 7 mps.................................................................................... 12

10 F4 without mps; ovipositor ( Fig. 4 View FIGURES 1–4 ) at most occupying about 0.4× length of gaster.................................................................................................... O. innermongolicus Aishan & Hu , sp. nov.

- F4 with 1 or, usually 2 mps; ovipositor occupying at least about 0.9× length of gaster.............................. 11

11 Clava 2.8–3.1× as long as wide ( Fig. 13 View FIGURES 13–16 ); petiole 0.9–1.1× as long as metacoxa; ovipositor ( Fig. 16 View FIGURES 13–16 ) extending beyond apex of gaster by 0.12× its own length and 1.4× length of metatibia................................. O. lokomotiv Triapitsyn

– Clava 3.3–3.6× as long as wide; petiole 1.2–1.4× as long as metacoxa; ovipositor extending beyond apex of gaster by less than 0.1× its own length and 1.0–1.2× length of metatibia.......................................... O. insignis Haliday View in CoL

12 Propodeum with median carina incomplete, almost absent or at least not extending to anterior margin of propodeum.......................................................................................... O. sublaevis Foerster

- Propodeum with median carina extending to anterior margin of propodeum...................................... 13

13 Funicle with F1–F6 lacking mps......................................................... O. vulgatus Haliday View in CoL

- Funicle with at least 1 mps on F4, F5 or F6................................................................ 14

14 Metacoxa dark brown or black, almost same color as mesosoma; midlobe of mesoscutum without a median groove or at most with a very short median groove..................................................... O. himalayus Subba Rao View in CoL

- Metacoxa yellowish or brown, different in color from mesosoma; extent of median groove on mid lobe of mesoscutum variable............................................................................................... 15

15 F6 without mps......................................................................... O. notatus Walker View in CoL

- F6 with 1 or 2 mps................................................................................... 16

16 F4 without mps.......................................................................... O. us Triapitsyn

- F4 with 2 mps....................................................................................... 17

17 Propodeum with median areole separated from metascutellum by longitudinal median carina, and lateral carina with an anterior bifurcation; ovipositor at least 1.1× as long as metatibia......................................... O. novickyi Soyka View in CoL

- Propodeum with median areole abutting metascutellum, the median carina replaced by two submedian carinae forming inner margin of dorsolateral areoles, and lateral carina without an anterior bifurcation; ovipositor at most 0.9× as long as metatibia.................................................................................. O. huberi Bai, Jin & Li

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Mymaridae

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