Dilasia galateae ( Reuter, 1884 ) Carpintero, 2014

Carpintero, Diego Leonardo, 2014, Western Hemisphere Lasiochilinae (Hemiptera: Heteroptera: Anthocoridae) with comments on some extralimital species and some considerations on suprageneric relationships, Zootaxa 3871 (1), pp. 1-87 : 30

Dilasia galateae ( Reuter, 1884) n. comb.

( Fig. 89 )

Lasiochilus galateae Reuter, 1884: 16 .

Diagnostic characters: Measurements, see Table IV. Male: Characterized by the following combination of characters: head black, pronotum dark brown; hemelytra and underside of body, pale brown; antennal segment II thick, slightly longer than length of head; antennal segments (I:II:III:IV) 1: 2.6: 2.1: 2.1; head short, not so prolonged anteriorly ( Fig. 107 ), hemelytra covered by short pilosity; forefemora long, not very thick; foretibiae armed with row of long spines on inner margin ( Fig. 108 ), pads medium sized, ostiolar peritreme opening not acute apically; meso- and metasternum not sulcate medially, the last elongate apically ( Fig. 109 ); a few small, slender copulatory spines ( Fig. 110 ); left paramere linear, nearly straight, pygophore with a very short prominence beneath left paramere ( Fig. 111 ); aedeagus armed without two lateral and subapical feather-like structures. Female: With parietovaginal gland inapparent, seventh sternite with small punctures centrally ( Fig. 112 ). Antennal segments (I:II:III:IV) 1: 2.4: 2.8: 2.8.

Distribution: Argentina, Brazil, Ecuador. Collections in Paraguay and Peru represent new distributional records. ( Fig. 49 ).

Material examined: ARGENTINA: Corrientes, (new distributional record in Argentina): ♂ Ituzaingó (at light), III-1995, Carpintero. (slide-mounted). MACN ; Formosa, (new distributional record in Argentina): ♂ ♀ Ea. La Marcela , 35 km E El Colorado, X-2007 (luz), Dellapé. (slide-mounted). MACN ; 4♀ Misiones, P. N. Iguazú , X- 1980, Carpintero. MACN ; ♀ same data, X-1989. MACN ; BRAZIL: ♂ Nova Teutonia, 27º11’S 52º23’W, P. Plaumann , VI-1958, ex litter, Brit. Mus. 1959-604. BMNH ; 2♀ Sta Catarina, Nova Teutonia , 5-x-1955, F. Plaumann. J. C. Lutz colln., 1961. USNM ; ♀ same data, 11-II-1945, Brit. Mus. 1957-341. BMNH ; ♀ same data, 11-II-1944. BMNH ; ♀ Hoboken , 10330, 27-X-1947 /10576, on Miltonia regnelli leaf. USNM ; ♀ same data, 10226, on Sophronites sp. Leaf. USNM ; ♂ in orchid packing Honolulu , 22-VII-1938. USNM ; ♂ on orchid leaf, D. C. Inspect , H. V., I-1940. (slide-mounted) MACN ; ECUADOR: ♂ Garapata, W. Sto. Domingo , 28-XII-1970, coll. L. E. Peña. (slide-mounted). MACN ; PARAGUAY: ♀ Canindeyú, Res. Mbaracayú , Aguará-Ñú (at light), XII-2003, O. Di Iorio. MACN ; PERU: 2♂, 4♀ Piura, 16-VIII-1947, nº 443, Berry lot. Nº42-14106. USNM .

Discussion: This species is easily distinguishable by its coloration. Its left paramere is similar to that of D. punctipennis , but that on the latter species is slightly shorter and slightly sinuate basally, and while the pygophore has a very short prominence beneath the left paramere.

Figures

FIGURES 86–94. Species of genus Dilasia. 2. 86, D. foveicollis Male; 87, Idem. Male, holotype (1.75 mm); 88, D. fuscula Female, syntype (2.83 mm); 89, D. galateae; 90, D. microps; 91, Idem. Female holotype (2.53 mm); 92, D. neotropicalis Female holotype (2.65 mm); 93, D. punctipennis (2.56 mm); 94, Idem. Male holotype.

FIGURES 107–112. D. galateae. Male. 107, Head and pronotum. Foretibiae showing the spines (Sp) on internal margin and pad (Fos); 108, Apical half of foretibia; 109, Metasternum; 110, Copulatory spines (Csp); 111, Pygophore showing the left paramere (LP). Female. 112, Genitalia.

FIGURES 48–49. Distribution of Dilasia (I, II).