Jan Sychra

Distribution of Gerris asper and G. lateralis (Hemiptera: Heteroptera: Gerridae) in the Czech Republic

All the available published and unpublished distributional records of two endangered pond skaters, Gerris asper (Fieber, 1860) and Gerris lateralis Schummel, 1832 (Hemiptera: Heteroptera: Gerridae) in the Czech Republic are summarized and mapped. Gerris asper was originally descr...