Operclipygus extraneus Caterino & Tishechkin 2013

Length: 1.40 mm, width: 1.12 mm; body rufobrunneus, broad, subquadrate, subdepressed, with relatively conspicuous ground punctation, particularly on pronotal disk; frons depressed at middle; frontal stria rounded at sides, absent across front; labrum short, apex truncate; left mandible with subacute tooth, right mandible not visible in type; pronotal sides sinuate (appearing weakly pinched) at base; pronotal disk with elongate but faint prescutellar impression, almost 3× scutellar length; ground punctation sparse but well impressed, with numerous coarser lateral punctures; lateral submarginal pronotal stria complete; anterior marginal stria complete behind head; anterior submarginal stria also present behind anterior margin, obliquely recurved posterad about half pronotal length; elytra with one complete epipleural stria, outer subhumeral stria present in apical half, inner subhumeral stria absent, striae 1-4 complete, 5th stria present in apical half, sutural stria nearly complete, barely abbreviated at base; prosternal keel projecting basally, short carinal striae united in narrow arch just anterad midpoint, joined at base; mesoventrite emarginate anteriorly, marginal stria complete; mesometaventral stria broadly arched to near mesoventral marginal stria, extending posterolaterally to near outer third of metacoxa; 1st abdominal ventrite with two complete lateral striae which converge both anteriorly and posteriorly; propygidium with moderately large, very shallow punctures separated by slightly less than their diameters, sparser and smaller in apical half; pygidium with fine dense ground punctation, coarser punctures very inconspicuous, few evident near basal margin; marginal pygidial sulcus complete, very fine, even and shallow. Male not known.