A new species of Metrobates Uhler, 1871 (Hemiptera: Heteroptera: Gerridae) from Colombia.

A new species of Metrobates Uhler, 1871 (Trepobatinae: Metrobatini) from Colombia is described. Metrobates sanciprianensis sp. nov.

A new species and new records of Tachygerris Drake, 1957 (Hemiptera: Heteroptera: Gerridae) from Colombia.

A new species of the genus Tachygerris Drake, 1957 (Gerrinae: Tachygerrini) is described from the Amazon region of Colombia. Tachygerris tucanensis sp. nov.