Nematopus nervosus Laporte, 1832

Brailovsky, Harry, 2015, The genus Nematopus (Hemiptera: Heteroptera: Coreidae) of French Guiana with a description of one new species, Acta Entomologica Musei Nationalis Pragae (suppl.) 55 (1), pp. 39-45 : 44-45

Nematopus nervosus Laporte, 1832

( Fig. 8 )

Nematopus nervosus Laporte, 1832: 30 .

Material examined. FRENCH GUIANA: 4 ♁♁ 3 ♀♀, Point de vue du Belvedere de Saül, 250 m a.s.l., 3°37 ′ 22 ″ N 53°12 ′ 34 ″ W, 30.xi.2010, 4.–17.i.2011, 30.xi.2011, 10.–24.xii.2011, S. Brulle, P. H. Dalens, and S. Fernandez ( MNHN, UNAM) ; 6 ♁♁ 3 ♀♀, Montagne des Cheveaux , 20 m a.s.l., window trap, 04°43 ′ 0.12 ″ N 52°25 ′ 0.12 ″ W, 11.–18.ix.2011, 8.iv.2012, 27.v.2012, 29.vii.2012, 3.xi.2012, 20.i.2013, 16.–27.ii.2013, S. Brulle, P.H. Dalens and S. Fernandez ( MNHN, UNAM) ; 1 ♁, Amazon Nature Lodge , 30 km SE Roura on Kaw Road, 300 m a.s.l., 04°33 ′ 57 ″ N 05°12 ′ 43 ″ W, 18.–23.iv.2007, J. E. Eger ( FSCA) ; 1 ♁, ca 10 km E. Cayenne , 51 m a.s.l., 04°53 ′ 23 ″ N 05°15 ′ 74 ″ W, 6.vi.2005, J. E. Eger and M. T. Messenger ( FSCA) ; 1 ♀, EntomoTech Lodge , 30 km SE Roura on Kaw Road, 300 m a.s.l., 04°33 ′ N 05°12 ′ W, 1.–12.xii.2002, J. E. Eger ( FSCA) ; 2 ♁♁ 3 ♀♀, 14 km E of N2 on road to Degrad Correze , 108 m a.s.l., 04°29 ′ N 05°20 ′ W, 6.xii.2002, J. E. Eger ( FSCA) .

Diagnosis. It is easily distinguished from other French Guianese species of Nematopus by having the antennal segment I reddish brown, and II to IV dark castaneous orange; triangular process of pronotum broad, apically rounded; pronotal disk shiny reddish brown to black with metallic bluish sheen (collar, posterolateral margin, triangular process and posterior margin yellow); abdominal sterna III to VII reddish brown with bluish sheen, and pleural margins yellow; humeral angles barely exposed, apically almost rounded.

Distribution. Brazil, Colombia, French Guiana, Guyana, Panama, Suriname ( AMYOT & SERVILLE 1843, STÅL 1870, WALKER 1871, DISTANT 1893, PACKAUSKAS 2010). In French Guiana cited only from Cayenne ( WALKER 1871).

Figures

Figs 7–10. Dorsal view of Nematopus spp. 7 – N. indus (Linnaeus, 1758). 8 – N. nervosus Laporte, 1832. 9 – N. persuasus sp. nov. 10 – N. spinulus Brailovsky & Barrera, 2003.