Operclipygus subsphaericus Caterino & Tishechkin 2013

Length: 1.50–1.53 mm, width: 1.31–1.37 mm; body small, rounded, nearly circular, generally impunctate, faintly bicolored, head, pronotum, venter and pygidia rufescent, elytra piceous; head vertical when retracted; frons flat, relatively narrow, sides rounded, central portion of frontal stria outwardly arcuate, sinuate over antennal bases, complete or narrowly interrupted at sides; epistoma flat; labrum about twice as wide as long, apical margin straight; pronotum wide, sides evenly rounded to anterior corners; pronotal disk with basal plicae present in front of 3rd elytral stria, short; small, irregular but distinct prescutellar impression present, disk otherwise with fine, sparse ground punctation, no coarser punctures present; lateral marginal stria interrupted behind head; lateral submarginal pronotal stria complete, close to margin, curved inward anteriorly nearly to anterior submarginal stria, which is crenulate, narrowly recurved posterad at sides; median pronotal gland openings situated between free ends of submarginal striae, about 6 puncture widths from anterior margin; elytron with single complete epipleural stria, outer subhumeral stria present in apical half, laterad humeral swelling, inner subhumeral absent, dorsal striae 1-3 complete, 4th stria present in apical two-thirds, 5th stria present in apical half, sutural stria present in apical two-thirds; prosternal keel weakly emarginate at base, carinal striae converging to front, connected anteriorly but not basally; mesoventrite projecting at middle, marginal stria complete; mesometaventral stria arched forward at middle, sinuate near mesocoxae, continued by lateral metaventral stria, which curves posterolaterad toward middle of metepimeron; metaventral disk impunctate at middle, with few coarse lateral punctures; 1st abdominal ventrite with single arcuate inner lateral stria, and weak series of small punctures along posterior margin; propygidium with ground punctation very sparse, coarser shallow, round punctures in basal two-thirds, denser and larger toward base, apical third impunctate; pygidium with very small, sparse punctures separated by 4´ their diameters or more, diminishing to apex; apical marginal stria fine, present on apical half, obsolete at base. Male: genitalia not known.