Pseudencyrtus

February 2017

Return to Introduction

 

1 Forewing suffused with maculation, especially darkened at venation ………….…. sp. 1
1’ Forewing hyaline, may be some darkening at venation ……….……………………….. 2
 

2(1) F6 quadrate .………..…………….…………………………………………………  3
2’ F6 distinctly longer than broad …….……………………………………………….…. 8
 

3(1) MV appearing cuneiform, length from hyaline break to beginning of SV not longer than broad .……………………………..……………… 4
3’ MV, from hyaline break to beginning of SV distinctly longer than broad …………… 7
 

4(3) Mouth about 0.5x head width …………………………………………………… sp. 9
4’ Mouth distinctly less than 0.5x head width ………………………..………………….. 5
 

5(4) Scutellum longitudinally reticulate; tibiae all yellow except for basal dark band ……………….. sp. 10
5’ Scutellum not longitudinally reticulate; tibiae more extensively darkened ………..… 6
 

6(5) Scutellum finely punctate ………………………………………………………. sp. 2
6’ Scutellum sculpturing imbricate …………………………………………………… sp. 4
 

7(3) FV with row of dimples next to each eye, and additional ones mesally; club obliquely truncate ………………………..…….. sp. 6
7’ FV without such sculpture; club vertically truncate ……………………………… sp. 5
 

8(2) F6 lighter than other funicle segments …………….…………………………… sp. 8
8’ F6 concolorous with other funicle segments …………..……….…………………….. 9
 

9(8) Scutellum longitudinally reticulate; tibiae all yellow except hind tibia with basal dark band …………………..………..………………………….……………… sp. 11
9’ Scutellum not longitudinally reticulate; tibiae more extensively darkened ………… 10
 

10(9) F1-F4 no more than 2x width; scutellum lightly imbricate …………..…..…….. sp. 3
10’ F1-F4 each almost 3x width; scutellum deeply reticulate ………..………………. sp. 7
 

Sp. 1 Contra Costa, Kern, Riverside, San Bernardino, San Diego, Solano, Stanislaus, Tulare, Yolo (CAS, RLZC, UCRC)
Sp. 2 Alameda, Contra Costa, Humboldt, Marin, Modoc, Nevada, San Mateo, Sonoma, Yuba (CSCA, EMEC, RLZC)
Sp. 3 Alameda, Fresno, Mono, San Joaquin, Solano, Stanislaus, Yolo, Yuba (CAS, EMEC, RLZC, UCDC)
Sp. 4 Alameda, Contra Costa,Marin, Nevada, Riverside, Sacramento,San Joaquin, Stanislaus, Sutter, Tuolumne (EMEC, LACM, RLZC, UCDC, UCFC)
Sp. 5 Marin (RLZC)
Sp. 6 Alameda, Los Angeles, Marin, Orange (CAS, CSCA, EMEC, RLZC, UCRC)
Sp. 7 Kern (RLZC)
Sp. 8 Stanislaus (EMEC, RLZC)
Sp. 9 Riverside (RLZC)
Sp. 10 San Bernardino (UCRC)
Sp. 11 San Bernardino (UCRC)
 

Nearctic species and distribution

bolus (Walker, 1844): CAN (ON)
borealis MacGown, 1979: USA (ME)
cecidomyiae (Howard, 1885): CAN (ON, QE); USA (CN, FL, MI, NY, VA)
 

References

Howard, L.O. 1885. Descriptions of North American Chalcididae from the collections of the U.S. Department of Agriculture and of Dr. C.V. Riley, with biological notes. (First paper). Together with a list of the described North American species of the family. Bulletin of the United States Department of Agriculture, Bureau of Entomology 5: 47 pp.
MacGown, M.W. 1979. Two new species of chalcioid wasps (Hymenoptera) parasitic on the balsam gall midge (Diptera: Cecidomyiidae) in Maine. The Canadian Entomologist 111 (8): 940-943.

Walker, F. 1844. Descriptions of some Chalcitites of North America, collected by George Barnston, Esq. Annals and Magazine of Natural History 14: 14-17.