Coccidencyrtus, Ashmead, 1900

Noyes, John Stuart, 2023, ENCYRTIDAE OF COSTA RICA (HYMENOPTERA: CHALCIDOIDEA), 4 Subfamily Encyrtinae: tribes Arrhenophagini, Habrolepidini, Cerapterocerini, Cheiloneurini, Trechnitini, Cercobelini, Polaszekiini, Protyndarichoidini, Gahaniellini and Syrphophagini (part), mainly primary parasitoids and hyperparasitoids of Coccoidea and Psylloidea (Hemiptera), Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 2 (11), pp. 1-921 : 84-85

Key to Costa Rican species of Coccidencyrtus

(Females)

1. Linear sensilla absent from F4, F4 usually conspicuously smaller than F5 or F6 ( Figs 167, 172, 177, 183, 190, 215, 219) .......................................................................2

- Linear sensilla present on F4, F4 usually hardly smaller than F5 or F6 ( Figs 224, 231, 241, 246, 247, 251, 254, 261, 264,271, 282) ..................................................... 11

2 (1) Mid coxa white to pale orange ....................................................................................... 3

- Mid coxa brown .............................................................................................................. 6

3 (2) Mid tibia completely yellow without a brown subbasal ring; palp formula 2-2 .............4

- Mid tibia yellow with a narrow, brown subbasal ring; palp formula 3-2 ........................5

4 (3) Mid femur dark brown in apical half; pedicel and flagellum brown; funicle with linear sensilla on F5 and F6; clava shorter than funicle ( Fig. 167); mid basitarsus with at least 3 ventral pegs .......................................................... pomadus sp.nov. (p. 86)

- Mid femur completely white to pale yellow; pedicel and flagellum mostly pale yellow; funicle with linear sensilla on only F6; clava longer than funicle (172); mid basitarsus with only one or two ventral pegs .................... viviana sp.nov. (p. 88)

5 (3) Antenna with F5 and F6 with linear sensilla, subequal and each clearly larger than F1-F4 which are subequal ( Fig. 177); basitarsus with 7 or 8 ventral pegs ........................ ............................................................................................... aries sp.nov. (p. 89)

- Antenna with F6 with linear sensilla and conspicuously larger than F1-F5 which are subequal ( Fig. 183), F5 occasionally with linear sensilla; mid basitarsus with only 1 or 2 ventral pegs ........................................................... gowanus sp.nov. (p. 91)

6 (2) Mesoscutum fairly bright, shining metallic dark green and coppery contrasting strongly with the matt, virtually black scutellum; fore femur almost entirely brown ....... 7

- Mesoscutum relatively dull, virtually matt black or slightly shiny with a weak, purple, coppery or brassy sheen, more or less concolourous with scutellum; fore femur completely very pale yellow, sometimes with a narrow brown subbasal ring or a little dusky towards apex ......................................................................................8

7 (6) Mid tibia white basally, almost all of remainder dark brown; linear sensilla on F5 and F6 ........................................................................................ reshan sp.nov. (p. 93)

- Mid tibia white basally, a dark brown subbasal band, apical 0.6X yellow; linear sensilla on F6 only .............................................................................. juno sp.nov. (p. 94)

8 (6) Mid femur and tibia and hind tibia entirely yellow to pale orange; clava shorter than F3- F6 combined ( Fig. 200) ..................................................... chenoa sp.nov. (p. 96)

- Mid femur and tibia and hind tibia with dark brown areas; clava longer than funicle ( Fig 206, 215, 219) ...................................................................................................... 9

9 (8) Scape at least 4X as long as broad and largely orange to orange-brown; mesoscutum shiny with shallow imbricate-reticulate sculpture that contrasts with the deeper, polygonally reticulate sculpture of the scutellum .............. procris sp.nov. (p. 97)

- Scape about 3X as long as broad and mostly dark brown; mesoscutum and scutellum matt, both with similar longitudinally elongate finely striate to striate reticulate sculpture ............................................................................................................. 10

10 (9) Clava more than 4X as long as broad and 1.25X as long as pedicel and funicle combined ( Fig. 215); funicle with F6 slightly longer than broad; ovipositor more than 1.3X as long as mid tibia ............................................................. umbro sp.nov. (p. 99)

- Clava less than 4X as long as broad and about as long as pedicel and funicle combined ( Fig. 219); funicle with F6 slightly transverse; ovipositor less than 1.3X as long as mid tibia .......................................................................... cyathus sp.nov. (p. 101)

11 (1). All funicle segments at least 1.5X as long as broad ( Figs 224, 231) ............................ 12

- At least F1 or F3 quadrate or transverse (e.g. Figs 241, 247, 251, 261, 273) .............. 13

12 (11) Scape generally pale orange; funicle with F1 a little narrower than pedicel ( Fig. 224), segments relatively slender and becoming conspicuously broader distad, F6 nearly 1.5X as wide as F1; hind coxa white; gaster ventrally pale orange; scutellum with 4 pairs of long setae ( Fig. 229) ............................................ xero sp.nov. (p. 103)

- Scape generally dark brown; funicle with F1 at least as wide as pedicel ( Fig. 231), segments not becoming broader distad; hind coxa brown; gaster ventrally brown; scutellum with 3 pairs of long setae ( Fig. 230) .............. xylomus sp.nov. (p. 105)

13 (11) Mid tibia completely white to pale yellow ................................................................... 14

- Mid tibia partially dark brown, at least with a subbasal brown ring ............................ 16

14 (13) Mid and hind legs at least partially dark brown ....................... jacintha sp.nov. (p. 107)

- Legs, including coxae, completely white to pale orange .............................................. 15