Dinoponera, Roger, 1861

Mayron E Escárraga, John E Lattke & Celso O Azevedo, 2017, Discovery of the Dinoponera lucida male (Hymenoptera, Formicidae), a threatened giant ant from the Atlantic rain forest, Zootaxa 4347 (1), pp. 128-136 : 134

Key for identification of Dinoponera males (modified from Lenhart et al. 2013)

1 Ocelli protruding on occipital margin of head............................................................... 2

- Ocelli not protruding on occipital margin of head; Bolivia, Paraguay, northern Argentina and southern Brazil...................................................................................................... australis Emery

2 Setae on flagellum longer than the segment's width and erect................................................... 3

- Setae on flagellum absent or shorter than the segment's width, stiff and subdecumbent............................... 4

3 Digitus of the volsella with toothless lobe at distal end; Brazil, Peru, and Guiana....................... gigantea (Perty)

- Digitus of the volsella without lobe at distal end; northeast Brazil................................ quadriceps Santschi

4 Penisvalva with distal flange and triangular ventral lobe; abdominal tergum VIII ending in short, broad, triangular angle; Mato Grosso do Sul, Brazil........................................................................... snellingi

- Penisvalva wedge-shaped in lateral view; abdominal tergum VIII ending in narrow, elongate spine or in acute, triangular angle.................................................................................................... 5

5. Abdominal tergum VIII terminating in narrow, elongate spine; Colombia south to Perú to north western Brazil.................................................................................................... longipes Emery

- Abdominal tergum VIII terminating in a very acute triangular angle ( Fig. 2C ); Bahia, Espírito Santo, Minhas Gerais , São Paulo .......................................................................................... lucida Emery

Material examined. BRAZIL, ESPÍRITO SANTO: Alfredo Chaves, Matilde , RPPN Oiutrem 20°33’S, 40°48’W, 600–800m, 14–21.x.2009, Malaise, C. O. Azevedo & eq. col., UFES n° 76115 ; Cariacica, Reserva Biológica de Duas Bocas, 28.ii.2004, R. Kawada col., UFES n° 132366; Domingos Martins, Mata Pico do Eldorado, 20°22’17’’S, 40°39’29’’W, 03–10.xii.2004, Malaise T7, Tavares, M. T. & eq. col., UFES n° 64441; Itaguaçu, Alto Lajinha, Fazenda Binda 19°48’S, 40°48’W. 22–29.ix.2008, Malaise, M. T. Tavares e eq. col., UFES n° 82138; Laranja da Terra, Joatuba—Fazenda Betzel, 280–430. 19°50’25’’S, 40°49’40’’W, 05–12.x.2012, Malaise B1, M. T. Tavares & eq. col., UFES n° 135693; Pancas, Fazenda Juliberto Stur—Área 1, 19°13’10.5’’S, 40°46’23.8’’W, 24–31.i.2003, Malaise T4, Tavares, Azevedo & eq. col., UFES n° 99293; Santa Leopoldina, Suíça. Mata 361 m. 20°04’54.6’’S 40°35’38.9’’W, 05–12.xi.2007, Malaise. C. O. Azevedo & eq. col., UFES n° 68910; Santa Teresa, Estação Biológica Santa Lúcia, 17–23.x.2011, Malaise, 30 bacias, M. T. Tavares & eq. col., UFES n° 118173.

Figures

FIGURE 2. Dinoponera lucida male abdominal tergum VIII (A) and penisvalva (B).