Perissobasis Reuter

Ferreira, Paulo Sérgio F., Uceli, Lorena F., Coelho, Lívia A. & Pirovani, Victor D., 2009, Description of a new species Perissobasis heroni (Hemiptera: Heteroptera: Miridae: Deraeocorinae), found on Coffea arabica, and with a key to Neotropical species of the genus, Zootaxa 2127, pp. 50-58 : 57

Key to species of Perissobasis Reuter

1. Antennal segment I tumid, cylindrical or somewhat compressed, but not leaf-shaped; segment II sinuous ( Fig. 2 , D) or when regular, segment I with a dorsal carina ........................................................................................................... 2

1´. Antennal segment I leaf shape (Fig. 4); segment II regular.......................................................................................... 3

2. Antennal segment I compressed with a dorsal carina, segment II regular .................................................................... ............................................................................................................ singularis ( Carvalho & Gomes, 1972) (Fig. 4).

2´. Antennal segment I tumid, segment II sinuous ( Fig. 2 , D) ......................... heroni Ferreira & Coelho n. sp. ( Fig. 2 ).

3. Length of antennal segment I longer than head width.................................................................................................. 4

3´. Length of antennal segment I equal or shorter than head width.................................................................................. 6

4. Scutellum yellowish with a longitudinal black stripe ............................................. bahiensis Carvalho, 1982 (Fig. 6).

4´. Scutellum uniformly yellowish..................................................................................................................................... 5

5. Fore coxa with a black spot close to anterior area; antennal segment II 1.5 x or more longer than segment I ............ ......................................................................................................................................... aurora Reuter, 1892 (Fig. 5).

5´. Fore coxa without a black spot close to anterior area; antennal segment II equal to or shorter than segment I ............ ....................................................................................................................... matogrossensis Carvalho, 1982 (Fig. 7).

6. Antennal segment I without a dorsal groove ................................................................................................................ 7

6´. Antennal segment I with a dorsal groove ..................................................................................................................... 8

7. Scutellum with a median red spot and apex whitish; front coxa black; median and hind coxa and other segments of legs light brown................................................................................................... panamensis Carvalho, 1990 (Fig. 9).

7´. Scutellum and legs yellowish ...................................................................... hugoi Carvalho & Costa, 1989 (Fig. 11).

8. Coxa and base of femurs whitish; tibia with base dark and apex whitish ........ columbiensis Carvalho, 1982 (Fig. 8).

8´. Legs yellowish .............................................................................................................................................................. 9

9. Hemelytra with 2/3 of clavus, two spots on internal region of endocorium near claval commissure and internal mar- gin of cuneus, dark brown reddish ........................................................................ peruanus Carvalho, 1991 (Fig. 12).

9´. Hemelytra brown to light brown with veins and commissures reddish ......................................................................... ............................................................................................................... pilosus ( Carvalho & Gomes, 1972) (Fig. 10).

Figures

FIGURE 2. Perissobasis heroni, male, holotype. A—dorsal habitus; B—ventral habitus; C—head and D – antenna.