Taxa described in 1866

Idesia as established by Scopoli is a suppressed name; see Diospyros.

genus of plants

Sapranthus is a genus of flowering woody plants in the family Annonaceae. The genus was first described in 1866 by Berthold Carl Seemann.

Sarcodontia is a genus of toothed fungi in the family Meruliaceae. It was circumscribed by Hungarian–Croatian mycologist Stephan Schulzer von Müggenburg in 1866, with Sarcodontia mali as the type species.

Almonia is a genus of moths of the family Crambidae.

Carteria is a genus of green algae in the family Chlamydomonadaceae. Carteria are similar in morphology to the common genus Chlamydomonas and differ by having four, rather than two, flagella at the vegetative stage.

Phelotrupes is a genus of beetles in the family Geotrupidae.

Cochliopidae is a family of small freshwater snails with gills and an operculum, aquatic gastropod mollusks.

Arxama is a genus of moths of the family Crambidae.

Ethope is a butterfly genus from the subfamily Satyrinae in the family Nymphalidae. The genus was erected by Frederic Moore in 1866.

Loimia is a genus of annelids belonging to the family Terebellidae.

Dorycephalus is a genus of leafhoppers in the subfamily Deltocephalinae. It is the only genus in the tribe Dorycephalini. There are currently only two described species in the genus. The members of the genus are found in eastern Europe, Russia and Mongolia.

Tricentrus is a genus of tree-hoppers in the tribe Gargarini, erected by Carl Stål in 1866. Species have been recorded from India, China, Japan, SE Asia and Australia.

Leptocentrus is a genus of tree-hoppers typical of the tribe Leptocentrini, erected by Carl Stål in 1866. Species have mostly been recorded from Africa, South, East and SE Asia, through to Australia.

Psilochorema is a genus of caddisflies belonging to the family Hydrobiosidae. The genus was first recognised by Robert McLachlan in 1866.

genus of lichen

Aburia is a genus of planthoppers in the family Fulgoridae.

Poblicia is a genus of planthoppers in the family Fulgoridae occurring in North and Central America. The genus was established by Carl Stål in 1866. Some species were placed in the genus Crepusia, but this has been disputed; there are now four species in Poblicia.