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) Author Noyes, John Stuart text Taxonomic Monographs on Neotropical Hymenoptera 2023 Oxford, England 2023-06-30 2 11 5228 5239 http://dx.doi.org/10.5281/zenodo.8074943 journal article 10.5281/zenodo.8074943 2754-9844 8074943 BCAD06E8-0AFE-46ED-B7FA-930983CD44C4 Protyndarichoides nigriceps Noyes (Figs 7,1356-1364; Hab. E 197, G 198) Protyndarichoides nigriceps Noyes, 1980:224-225 . Holotype E, Trinidad & Tobago , NHMUK, examined. DIAGNOSIS. Female (length about 1.0- 1.3mm ): head mainly black with a weak metallic sheen; funicle segments varying from pale orange to dark brown, F6 and clava dark brown; thorax (Figs 1358, 1359) largely orange, pronotum, mesoscutum partially and scutellum usually, largely dark brown with a weak to moderate metallic sheen; coxae orange; gaster mostly orange, but dorsally brown from Gt3 to apex, sometimes only brown from Gt5 to apex; gonostylus brown; head slightly broader than high; antenna (Figs 1356, 1360) with clava 3-segmented; F1 smaller than F3; linear sensilla on F2-F6, sometimes absent from F2; mesoscutum (Figs 1358, 1359) with polygonally reticulate sculpture that is shallower than sculpture on scutellum; scutellum with deep polygonally reticulate sculpture, only extreme sides and apex smooth; side of propodeum clearly delimited outside spiracle by a conspicuous, translucent flange extending from anterior margin to posterior margin immediately above hind coxa, propodeum with about 3 pale setae outside spiracle; fore wing (Fig. 1362) varying from 2.5-2.8X as long as broad; ovipositor (Fig. 1363) about half as long as mid tibia and about 4.3X as long as gonostylus; hypopygium (Fig. 1361) about 2.2X as broad as long with anterior margin clearly concave. Male (length about 1.0- 1.3mm ): similar to female but body generally dark brown, mesopleuron and propodeum orange-brown; scape and pedicel orange-brown, flagellum brown; legs mostly orange but with mid coxa, hind tibia and hind tarsus dark brown; head about 2-2.3X frontovertex width, antenna with scape (Fig. 1364) about 4X as wide as long; all funicle segments clearly longer than broad and clothed with long setae, the longest of which is about 6X as long as diameter of segments, ventral setae shorter; phallobase ( Fig. 7 ) about 2X as long as broad; cuspis seta present; digitus about 3X as long as broad with 2 unequal apical teeth, aedeagus about one-third as long as mid tibia, 4X as long broad with apex broad and acute. DISTRIBUTION. Trinidad & Tobago , Costa Rica ( new record ). HOSTS. Unknown. MATERIAL EXAMINED. Type material. Holotype E: TRINIDAD & TOBAGO , Tobago , St George , Caura , 2.viii.1976 ( J.S. Noyes ) . Paratypes : TRINIDAD & TOBAGO , 1E, Tobago , Mt Irvine Bay , 19.vii.1976 ( J.S. Noyes ) . Holotype and paratype in NHMUK . Non type material: COSTA RICA , 1E, Guanacaste , Guanacaste NP, Est. Mengo Vn Cacao , v.1988 (Gauld & Janzen); 1G, Guanacaste, PN Guanacaste, San Cristobal, #51903, 17.viii-17.ix.1996 (F.A. Quezada); 1E, Heredia , 3 km S Puerto Viejo, OTS-La Selva, 100m , xii.1992 (P. Hanson); 1E, Heredia, La Selva BS, 6-11.vii.1993 (B. Brown, D. Feener); 3E, San José , Zurqui de Moravia, 1600m , vii.1992 , iv.1995 and xi.1996 (P. Hanson); 1E, 1G, Cartago , Braullio Castillo (error for Braulio Carrillo), NP, 25.iii.1990 (J.S. Noyes); 1E, Cartago, Turrialba, CATIE, Reventazon, 550m , 4.ix.1986 (L. Masner); 2G, Cartago, Turrialba, CATIE, 700m , 14-15.iii.1990 (J.S. Noyes); 1G, Cartago, Turrialba, CATIE, 9°53’N 83°39’W , 600m ii.2002 (J.S. Noyes); 1E, same data as holotype ; 3E, 1G, same data as holotype , but vi-viii.1993 and viii-ix.1994;: 1E, Cartago, Dulce Nombre, Vivero Linda Vista, 1300m , viii-x.1993 (P. Hanson). 1E, Cartago, 2km NE Cachi, 1200m , vii-ix.1995 (P. Hanson); 1E, Puntarenas , 5km N Puerto Jimenez, iii-iv.1992 (P. Hanson); 1E, Puntarenas, Buenos Aires, Acia. Pila, Cerro que Mado, LS 336200 573560, 2278m , #52790, v-vi.1999 (R. Villalobos); 2G, Limón , RB Hitoy-Cerere, Sendero Bobocara, LN 184250 640500, 640m , MT, #53498, 8.viii-10.x.1999 (F. Umaña); 1G, Limón, RB Hitoy-Cerere, Sendero Bobocara, LN 184250 641800, 300m , #52903, 18.v-18.vi.1999 (G. Carballo); 1E, Limón, RB Hitoy Cerere, Send. Espavel, LS 401200 569800, 560m , #73630, 11.iii-1.iv.2003 (E. Rojas); 1E, Limón, RB Hitoy-Cerere, Valle del Silencio, LS 570120 400702, #58066, 17.vi-17.vii.2000 (F. Umaña). Material in MZUCR , NHMUK , and CNC . COMMENTS. See comments under isonus (p. 540).