Basilia ruiae Graciolli, 2003

Graciolli, Gustavo, 2003, Two new species of Basilia Miranda-Ribeiro, 1903 (Diptera: Nycteribiidae), members of the ferruginea group, from Southern Brazil, Zootaxa 261 (1), pp. 1-7 : 4-5

Basilia ruiae Graciolli , sp. nov. ( Figs. 2 , 5, 7 , 9 )

Basilia sp. , Graciolli et al., 2002: 403 (record).

Description. Female. Head – Vertex with 15 setae near anterior margin, between eyes. Anterior margin of each genae with 7 to 9 setae. Post­gena with 2 setae. Eyes with 2 lenses on a pigmented base. Thorax – Much wider than long. Posterior part of mesonotum with a medial dorsal process. Ten to 11 notopleural setae. Thoracic ctenidium with 20 spines. Tibiae scalpel­shaped, with 4 conspicuous ventro­distal rows of setae, the proximal being the least conspicuous ( Fig. 2 ). Femora without sensory hairs ( Fig. 2 ). Sternal plate wider than long. Abdomen – Tergite I wider than long. Tergite II longitudinally divided; each half ending posteriorly as a lobe with 8­9 long, thick setae and 7 spine­like setae. Anal segment nearly parallel­sided with numerous long, thick setae on each side of mid­line. Dorsal connexivum with both long and medium pustulate setae between tergite II and anal segment ( Fig. 5 ). Sternite I with 5 setae. Sternite II wider than long, ctenidium with 70­72 spines. Sternites V and VI divided. Sternite V divided into 2 elliptical sclerites, each with 15 setae; 6 setae between sclerites. Sternite VI with inner side longer than outer side. Sternite VII with undivided and unpigmented discal area ( Fig. 7 ). Genital plate small, with 2 setae. Anal sclerite with 2 setae. Adanal plates triangular with rounded posterior margin; each plate bearing 4 setae.

Male. Head – As in female. Thorax – Much wider than long. Posterior mesonotum with medial­dorsal process. Ten to 11 notopleural setae. Thoracic ctenidium with 24 spines. Femora II and III with bare anterior surface lacking sensory hairs near base. Tibiae scalpel­shaped, bearing 4 conspicuous ventro­distal rows of setae, the proximal of which is least conspicuous. Abdomen – Tergites I, II and VII with discal setae. Sternite II wider than long, ctenidium with 60 spines. Sternite V with 2 rows of 15 and 12 spine­like setae. Genitalia with curved aedeagal apodeme ( Fig. 9 ). Aedeagus small, parallel­sided, serrated dorsally and ventrally. Phallobase with 2 setae. Parameres with rounded base, the apical end of which bears 2 patches of 6 and 4 setae anterior and posterior, respectively.

Type material: Holotype, female ex. Myotis ruber (E. Geoffroy, 1806) , BRAZIL: Rio Grande do Sul: Maquiné, Estação de Pesquisa e Produção de Maquiné da Fundação de Pesquisa Agropecuária da Secretaria do Estado do Rio Grande do Sul (FEPAGRO) (29º40´30´´S, 50º12´26´´W), 09.i.2001, (A.M. Rui, leg.), ( DZUP) . Paratypes: female (in slide), same data as the holotype ( DZUP); female (on slide) ex. M. ruber , BRAZIL : São Paulo: Capão Bonito, Parque Estadual Intervales (24º12´­ 24º25´S, 48º03´­ 48º30´W), 16.iii.1999, (F.C. Passos & W.A. Pedro, leg.) ( DZUP); female and male (on slide) ex. M. ruber , São Paulo: Ribeirão Grande, CC Nassau, córrego Fernandes (24º08´S, 48º19´W), 14.x.2002, (J. Quadros, leg.); female ex. M. ruber , Paraná: Fazenda Rio Grande, Fazenda Gralha Azul (25º39´33´´S, 49º16´28´´W), 11.v.2002, (G. Bianconi, leg.), ( DZUP) .

Etymology. The specific epithet gives homage to Ana Maria Rui, a Brazilian researcher who has greatly inspired studies of bat flies in southern Brazil.

Figures

FIGURES 1­2. Femur and tibiae. 1 ­ Basilia insularis sp. nov., female paratype; 2 ­ Basilia ruiae sp. nov., female paratype.

FIGURES 4­7. Female Abdomen. 4 ­ Basilia insularis sp. nov., paratype, dorsal view; 5 ­ Basilia ruiae sp. nov., paratype, dorsal view; 6 ­ B. insularis sp. nov, paratype, ventral view; 7 ­ B. ruiae sp. nov., paratype, ventral view.

FIGURES 8­9. Male genitalia, lateral view. 8 ­ Basilia insularis sp. nov. 9 ­ Basilia ruiae sp. nov.