Cyrtomenus, Amyot & Serville

Avendaño, José Mauricio, Correia, Maíra Andrade, Grazia, Jocelia & Schwertner, Cristiano Feldens, 2024, Review and phylogeny of Cyrtomenus Amyot & Serville (Hemiptera: Cydnidae: Cydninae) based on morphological characters, Zootaxa 5453 (3), pp. 301-340 : 317

publication ID	https://doi.org/ 10.11646/zootaxa.5453.3.1
publication LSID	lsid:zoobank.org:pub:8B91667E-638D-4F5C-8A83-A806474228DF
DOI	https://doi.org/10.5281/zenodo.11281429
persistent identifier	https://treatment.plazi.org/id/03A1DE61-FFF9-FFC3-FF24-7E42FA534064
treatment provided by	Plazi
scientific name	Cyrtomenus
status

Treatment

Key to the species of Cyrtomenus View in CoL

1. Mesopleural evaporatorium posteriorly interrupted by the pseudoperitreme ( Figs. 14C View FIGURE 14 , 16C View FIGURE 16 , 17C View FIGURE 17 , 18C View FIGURE 18 )................. 2

1’. Mesopleural evaporatorium entire ( Figs. 10C View FIGURE 10 , 12C View FIGURE 12 , 13C View FIGURE 13 )...................................................... 5

2(1). Costa with 20 or more setigerous punctures ( Fig. 18A, D View FIGURE 18 )................................... C. marginalis Signoret.

2’. Costa with not more than 10 setigerous punctures ( Figs. 14D View FIGURE 14 , 16D View FIGURE 16 , 17D View FIGURE 17 )......................................... 3

3(2’). Apices of mandibular plates projecting as blunt to acute triangles ( Fig. 16A, B View FIGURE 16 ).................... C. emarginatus Stål.

3’. Apices of mandibular plates rounded, not projecting triangularly ( Figs. 14B View FIGURE 14 , 17B View FIGURE 17 ).................................. 4

4(3’). Interocular width distinctly greater than length of head ( Fig. 17B View FIGURE 17 ); labium overpass posterior coxae...... C. grossus Dallas.

4’. Interocular width less than length of head ( Fig. 14B View FIGURE 14 ); labium reaching between or slightly beyond posterior coxae.............................................................................................. C. teter (Spinola) .

5(1’). Sternites IV to VI with postmedian, partial, transverse row of prominent setigerous punctures on lateral third ( Figs. 12D View FIGURE 12 , 13D View FIGURE 13 )............................................................................................... 6

5’. Sternites IV to VI without a transverse row of prominent setigerous punctures on lateral third ( Fig. 10D View FIGURE 10 )..................................................................................................... C. mirabilis (Perty) .

6(5). Outline of mandibular plates rounded, tending to be somewhat triangular ( Fig.12B View FIGURE 12 ); about one-half width of eye projecting laterally beyond posterolateral angle of mandibular plate ( Fig. 12D View FIGURE 12 ).................... C. ciliatus (Palisot de Beauvois) .

6. Outline of mandibular plates very broadly rounded and reflexed ( Fig. 13B View FIGURE 13 ); about one-third of eye projecting laterally beyond posterolateral angle of mandibular plate ( Fig. 13D View FIGURE 13 )............................................ C. crassus Walker.