Scymnus (Pullus) pulvinatus Wingo, 1952

Nestor-Arriola, Jorge I., Clark, Shawn M. & Niño-Maldonado, Santiago, 2022, Taxonomic and Distributional Notes on the Genus Scymnus Kugelann, 1794 (Coleoptera: Coccinellidae) in Mexico, The Coleopterists Bulletin 76 (3), pp. 299-328 : 312

Scymnus (Pullus) pulvinatus Wingo, 1952 Figs. 2 , 31–33

Scymnus (Pullus) pulvinatus Wingo 1952: 34 . Gordon 1976: 106. Gordon 1985: 181.

Diagnosis: Length 1.8 to 2.3 mm; width 1.3 to 1.6 mm. Dorsal color black to dark brown ( Fig. 2 ), except clypeus yellow to orange; ventral color black to dark brown, except legs, antennae, mouthparts and last two ventrites yellow to orange. Males with first ventrite unmodified; fifth ventrite emarginate, depressed at central part; sixth ventrite with notch on center of apical margin. Male genitalia without basal alae, slightly narrowing at apical third, but with apical third not abruptly narrowed ( Fig. 32 ).

Material Examined: More than 150 specimens ( FIC) . HIDALGO: (27♀, 30♂) Huazalingo ( FIC), (1♀) Huejutla ( FIC) . JALISCO: (1♀) Tuxcacuesco ( FIC) . TAMAULIPAS: (1♀) González ( FIC), (1♀) El Mante ( FIC), (10♀, 16♂) Gómez Farias ( FIC), (1♀) Jaumave ( FIC), (38♀, 30♂) Reserva de la Biosfera “El Cielo” ( FIC), (2♀) Tula ( FIC) . TLAXCALA: (1♀) Apizaco ( FIC) .

Distribution: North America ( Gordon 1976, 1985). New record for Mexico.

Biology: In Mexico, this species has been collected between the altitudes of 200 and 1,500 m, and in the biomes of high perennial forest, deciduous forest, scrub with oak, scrub with cypress and oak forest.

Figures

Figs. 1–4. Scymnus spp., dorsal habitus. 1) S. pacificus; 2) S. pulvinatus; 3) S. fraternus; 4) S. trulla. Scale bars: 2.0 mm.

Figs. 28–33. Scymnus spp., male genitalia (figures are not to same scale). S. louisianae: 28) Tegmen, lateral view;