Latvia
Invertebrates known only from Latvia include a gall midge Camptomyia gigantea (Catalogue of Life), the scale insects Atrococcus zirnitsi (ScaleNet) and Trionymus latvicus (Fauna Europaea), an ichneumon wasp Rhinotorus (or Spudea) latvicus (p. 5 of landesmuseum.at pdf file), and a money spider Microneta iracunda (fig. 3 at Internet Archive).
One vascular plant species, a bugseed Corispermum latvicum (PGR Forum), is endemic to Latvia.