Centistidea Rohwer, 1914

Key to species of genus Centistidea Rohwer, 1914 View in CoL View at ENA from Brazil

1. Notauli extending to two-thirds of mesoscutum and meeting each other posteriorly; median line of face almost carinate ............................................................................... C. brasiliensis (Brues, 1912)

– Notauli extending, at most, to half of mesoscutum and not meeting posteriorly (e.g., Fig. 3e View Fig ); face not carinate medially (e.g., Fig. 3c View Fig )................................................................................................... 2

2. Scutellar sulcus distinctly crenulate (e.g., Fig. 3e View Fig ) ............................................................................ 3

– Scutellar sulcus smooth (e.g., Fig. 5e View Fig )............................................................................................... 5

3. Propodeum with carinulate-areolate elements ( Fig. 6b View Fig ); head less broad, 1.7 × as wide as long in dorsal view ( Fig. 6e View Fig ); mesosoma black at least dorso-laterally ( Fig. 6b View Fig )........ C. vertus ( Papp, 2013)

– Propodeum without carinulate-areolate elements (e.g., Fig. 4j View Fig ); head broader, at least 1.8× as wide as long in dorsal view (e.g., Fig. 4b View Fig ); mesosoma yellow to brown (e.g., Fig. 4e View Fig )............................. 4

4. Propodeum 1.8× as wide as its mid length ( Fig. 4j View Fig ); face transverse, 2.0× as wide as high ( Fig. 4c View Fig ); T3 weakly longitudinally striate ( Fig. 4k View Fig ) ........................................................................................... ............................................................................................................................. C. latisulca sp. nov.

– Propodeum 1.4 × as wide as its mid length ( Fig. 3h View Fig ); face 1.4 × as wide as high ( Fig. 3c View Fig ); T3 nearly polished ( Fig. 3i View Fig )............................................................................... C. insularis ( Muesebeck, 1937)

5. T1 strongly constricted anteriorly (e.g., Fig. 5k View Fig ); T2 reduced to very narrow longitudinal strip basally while abruptly widened apically (e.g., Fig. 5l View Fig ) .................................................................................. 6

– T1 indistinctly constricted anteriorly (e.g., Fig. 1i View Fig ); T2 gradually widening from basal to apical part (e.g., Fig. 1l View Fig ) ...................................................................................................................................... 7

6. Fore wing vein r almost completely absent; occiput striate; scutellar hind depressions nearly touching each other............................................................................................ C. striata Penteado-Dias, 1999

– Fore wing vein r distinctly present ( Fig. 5g View Fig ); occiput at most weakly rugulose ( Fig. 5b View Fig ); scutellar hind depressions distinctly separated, interspace at least half length of minor axis of a depression ( Fig. 5h View Fig ) ................................................................................................................. C. radialis sp. nov.

7. Propodeum with areola ( Fig. 1e, h View Fig ); 1-CU1 of fore wing slightly longer than 2-CU1 (1.1×) ( Fig. 1g View Fig ); ovipositor sheath short, about half length of hind basitarsus ( Fig. 1g, k View Fig )............ C. areolaris sp. nov.

– Propodeum without areola ( Fig. 2i View Fig ); 1-CU1 of fore wing distinctly shorter than 2-CU1 (0.7×) ( Fig. 2g View Fig ); ovipositor sheath 1.5× as long as hind basitarsus ( Fig. 2a, j View Fig ) ............................................. .................................................................................................................. C. breviantennalis sp. nov.