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Rhytidocassis lopatini sp. nov. from Iran is described, and R. iranella (Lopatin) comb. nov., also from Iran, is redescribed. Both are the only Palaearctic members of the genus, well distinguished from their congeners by whole surface of elytra covered with partly erect setae. An identification key to the genus Rhytidocassis is also given.
Based on the examination of type material and study of literature sources, the following nomenclatural changes are proposed: Nymphius stylifer ssp. ogloblini (Bogatchev, 1947) (stat. nov.); Scelolyperus Crotch, 1874 = Tuomuria Chen et Jiang, 1985 (syn. nov.) = Tuomueria Chen et Jiang, 1986 (syn. nov.); Scelolyperus tibialis (Chen et Jiang, 1985) (comb, nov.) = Tuomueria tibialis Chen et Jiang, 1986...
Three species of Cassida Linné, 1758 from NE India are described as new to the science: Cassida mishmiensis sp. nov. (Arunachal Pradesh), C. atrosignata sp. nov. (Arunachal Pradesh) and C. pacholatkoi sp. nov. (Meghalaya). Type material of Thlaspida obenbergeri Spaeth, 1928 has been studied and a lectotype designation is given here. Thlaspida obenbergeri is transferred to the genus Cassida (comb,...
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