Amnestus calakmulensis Mayorga & Cervantes

Martinez, Cristina Mayorga & Peredo, Luis Cervantes, 2014, The genus Amnestus Dallas (Hemiptera: Heteroptera: Cydnidae: Amnestinae) in Mexico, with the description of eleven new species from Chiapas, Zootaxa 3779 (4), pp. 401-432 : 406

Amnestus calakmulensis Mayorga & Cervantes

Amnestus calakmulensis Mayorga & Cervantes, 2005 , 166–167

Diagnosis. Tylus longer than juga, ventral margin of prosternal carina slightly toothy, fore tibiae with five spines on external margin; head, pronotum, scutellum, abdomen, and costal margin dark brown; antenna, rostrum, marginal carina of pronotum, and legs pale yellow. Body length 2.58 to 2.8 mm.

Description. Head. Anterior half without punctures: tylus longer than juga, rostrum reaching middle part of metasternum. Thorax. Pronotum with transverse impression strongly marked with setigerous punctures, anterior margin concave, anterolateral margins carinate and toothy, posterior margin rounded. Propleura shiny; prosternal carina high with its anterior margin slightly toothy, and with ventral margin rounded. Mesopleura with evaroratorium flat, extended along pleura, on metapleura it reaches only middle part of pleura, peritreme elongated, slightly curved, and posterior margin with a rough surface area well defined. Legs. Fore tibiae with five robust spines on dorsal margin, fore femora with a bifid spine on middle part of ventral margin, hind femora with a simple spine on ventral margin, near apex. Scutellum. Wider than long, with punctures arranged on lines over anterolateral margins and punctures uniformly arranged on disc.

Hemelytra. Clavus and corium with punctures arranged on longitudinal rows, middle part of apical region of mesocorium with punctures, distal margin sinuate, hemelytral membrane hyaline, longer than apex of abdomen. Abdomen. Shiny, without lateral hairs. Male genitalia. Parameres small with a triangular apex and with three setigerous punctures.

Distribution. Mexico: Campeche ( Mayorga & Cervantes 2005).