Cyrtomenus (Syllobus) emarginatus Stål

M, Cristina Mayorga & P, Luis Cervantes, 2009, Two new species of Amnestus from Guatemala, with new records for some other Guatemalan burrower bugs (Hemiptera: Heteroptera: Cydnidae), Zootaxa 2311, pp. 19-37 : 27

Cyrtomenus (Syllobus) emarginatus Stål

Diagnosis. This species can be distinguished from other cydnids by the triangular projecting jugal apices. Body length 10.8 to 13.95 mm.

Head. Surface polished, jugum with numerous round and elongated punctures, ventrally polished and impunctate; ocelli large; rostrum reaching between middle coxa. Pronotum. Lateral margin straight on basal third or half, with submarginal row of six to nine setigerous punctures; transverse impression obsolete, marked by irregular interrupted row of punctures; anterior lobe with very broad, shallow, median, subapical depression; posterior lobe with few large punctures medially; propleuron polished, with numerous fine punctures on depression; mesopleuron with evaporatorium interrupted posteriorly by a shining submarginal band, lateral area impunctate; metapleuron with lateral margin of evaporatorium distinctly concave, lateral area impunctate. Scutellum. Impunctate across base and apex, disc with widely scattered, coarse, sunken punctures. Hemelytra. Clavus and corium polished; clavus with single row of large punctures; mesocorial punctures forming two more or less distinct rows, elsewhere with scattered punctures; exocorial punctuation more abundant and variable. Legs. Posterior tibia not expanded near apex.

Old records. Morales ( Froeschner 1960)

New records. 1 female, 3 males, Peten, Parque Natural Ixpanpajul, near Santa Ana, 16°52’366’’ N 89° 48’ 890’’ W, 180m, 22/VII/2007, R. Zack; 1 female, 2 males, Izabal, 15°22’749’’ N 88°41’ 692’’ W, 950m, 20/ VII/2007, R. Zack. (WSUC, UVGC, CNIN, IEXA).