Review of the genus Leptocysta Stål with descriptions of two new species (Hemiptera: Heteroptera: Tingidae) from Argentina Author Montemayor, Sara I. text Zootaxa 2010 2641 62 68 journal article 10.5281/zenodo.198612 68d814f5-8929-4759-a334-b394d8c96de0 1175-5326 198612 Key to species of Leptocysta 1 Margins of hemelytra subparallel ( Figs. 13, 15 ).......................................................................................................... 2 - Margins of hemelytra convex ( Figs. 11, 12, 14, 16 ) ................................................................................................... 3 2 External margin of hemelytra without spines, subcostal area with one row of areolae, margins of paranota with weackly developed spines ( Figs. 7 , 13 ) ....................................................................................................... L. notialis - External margin of hemelytra with spines, subcostal area with two rows of areolae, margins of paranota with well developed spines ( Figs. 9 , 15 ) ................................................................................................................. L. sexnebulosa 3 Margins of paranota and hemelytra completely covered with spines ( Figs. 10 , 16 ) ........................................ L. tertia - Margins of paranota and hemelytra without spines or only partially covered with spines ( Figs. 5, 6, 8 , 11, 12, 14 ). 4 4 Paranota subrounded with a few small scattered spines ( Fig. 5 ) ......................................................... L. dellapei n. sp. - Paranota subrectangular with large spines distributed on anterior and posterior paranotal margins ( Figs. 6, 8 ) ....... 5 5 Hemelytra maximum convexity at anterior third, costal area at base with three rows of areolae, subcostal area with three rows of areolae ( Fig. 12 ) ........................................................................................................... L. delrioae n. sp. - Hemelytra maximum convexity at base, costal area at base with four rows of areolae, subcostal area with two rows of areolae ( Fig. 14 ) ........................................................................................................................................ L. novatis