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Genus Leucospis

Chalcid Wasp? - Leucospis affinis - female Some type of Chalcid wasp..... - Leucospis affinis - female wasp - Leucospis affinis - female hymenoptera - Leucospis affinis - female I have no clue... - Leucospis affinis - female help ID very small wasp - Leucospis affinis - female Leucospis affinis? - Leucospis affinis - male wasp ? - Leucospis affinis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" - Parasitoid Wasps)
Superfamily Chalcidoidea (Chalcidoid Wasps)
Family Leucospidae
Genus Leucospis
Synonyms and other taxonomic changes
Leucospis Fabricius, 1775
Numbers
5 spp.* in our area(1), ~130 spp. total(2)
*Species not yet in the guide: L. texana (TX; GA?, NC?)
Size
4-17 mm(3)
Identification
Key to species after Lima & Dias (2018):(3)

1a. Hind femur very stout with a small basal tooth and 4-5 larger teeth ....................................................... 2
1b. Hind femur less stout with a broad basal tooth and at least 7 smaller teeth ............................................. 3

2a. Gaster with posterior black and with orange-red markings .................................................................... L. slossonae
2b. Gaster with posterior and T1 yellow; side of pronotum, mesosoma, and legs red; wings yellowish .............. L. texana

3a. Ovipositor shorter, only reaching the margin of T1; body with red markings ............................................ L. roberstoni
3b. Ovipositor very long and reaching the mesosoma ................................................................................ 4

4a. Pronotum with round spot; body with strong metallic reflections and yellow markings .............................. L. birkmani
4b. Pronotum with elongate mark; body lacking metallic reflections; T1 with distinct groove along its length .... 5 (L. affinis)

5a. Body with yellow markings .............................................................................................................. L. affinis affinis
5b. Body with red markings .................................................................................................................. L. affinis floridana
Life Cycle
Females ovipositing:
Print References
Grissell, E.E. & Schauff, M.E. (1997) A handbook of the families of Nearctic Chalcidoidea (Hymenoptera). 2nd Edition. Ent. Soc. Wash. 87pp.(4)
Clausen, C. (1940). Entomophagous Insects. New York and London: McGraw-Hill Book Company, Inc. Pp. x + 688. (Passage on Leucospis on pp. 236–238)
Graenicher S. (1905) On the habits and life-history of Leucospis affinis (Say): A parasite of bees. Bull. Wisc. Nat. Hist. Soc. 3-4: 153-159 (Full text)
Luo J.F., Liu Q. (2009) Life history and oviposition behavior of Leucospis gigas. Chinese Bulletin of Entomology 46(1): 77–81. [In Chinese]
Internet References
L. dorsigera searching for a host site & ovipositing (video; see also description here)
Works Cited
1.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.
2.Universal Chalcidoidea Database
3.The New World species of Leucospis Fabricius, 1775: an update of Bouček’s revision w/ description of two new species from Bra
Alessandro Rodrigues Lima & Priscila Guimaeães Dias. 2018. Zootaxa 4441 (1): 001–045.
4.A handbook of the families of Nearctic Chalcidoidea (Hymenoptera). 2nd Edition
Grissell E.E., Schauff M. E. 1997. Ent. Soc. Wash. 87pp.