Csiki Ernő (szerk.): A Magyar Természettudományi Múzeum évkönyve 26. (Budapest 1929)

Jaczewski, T.: Further redescriptions of Palearctic Corixidae

Head, seen from above, equals in length about 2

/a of the length of the pronotal disk. Facial impression of the çfç? distinct and fairly deep, extending above to about the middle of the inner eye-margins and terFig. 16. Sigara parallela (FIBB.), Q, pala. x 60. Fig. 15. Sigara pa- Fig. 17. Sigara parallela rallela (FIEB.), heme- (FIEB.), , strigil. x 60. lytron x 10. Fig. 18. Sigara parallela (FIEB . tf, right forceps, x 6U. minated here by a rounded arch. Face almost glabrous. The relative length of the antennái joints could not be examined. Length of the pronotal disk equal to about Va of its width. Lateral angles rounded. Pronotal keel vesible only in front, being even here not very distinct. Pronotal disk with about 11 almost regular pale transverse lines. Lateral lobes of the prothoaxr trapezoidal. Pronotal disk and hemelytra distinctly rastrated, excepting the membranes which are smooth. The pale transverse lines jof the clavus and of the corium regular, almost uninterrupted (fig. 15). The pattern at the apical angle of the corium distinct; just behind the end of the marginal Fig. 19. Sigara parallelét (FIEB.) forceps. X 60.