Taxa named by Friedrich Ris

species of insect

Hylaeothemis is a genus of dragonflies in the family Libellulidae. ==Species== The genus contains the following species: {| class="wikitable" |- ! Male!! Female !! Scientific name!! Common name !! Distribution |- | || ||Hylaeothemis clementia || || Sarawak, Borneo |- ||| ||Hylaeothemis fruhstorferi ||Fruhstorfer's Junglewatcher || rare Sri Lankan endemic |- | || ||Hylaeothemis gardeneri || || India |- |120px ||120px ||Hylaeothemis apicalis || || Western Ghats |- |}

species of insect

Lokia is a genus of dragonfly in the family Libellulidae. It contains the following species from Uganda and the Congo:

Notiothemis is a genus of dragonflies in the family Libellulidae. They are commonly known as forestwatchers. ==Species== The genus contains only two species: {| class="wikitable" |- ! Male!! Female !! Scientific name!! Common name !! Distribution |- |120px ||120px ||Notiothemis jonesi ||Jones' Forestwatcher, Eastern Elf||south east Africa |- | || || Notiothemis robertsi || Robert's Forestwatcher|| central and west Africa |- |}

species of insect

Eleuthemis buettikoferi, the firebelly, is a species of dragonfly in the family Libellulidae. It is the only species in its genus.

species of insect

Rhodothemis is a genus of dragonflies in the family Libellulidae. The species occur from India, through Southeast Asia to Australia.

species of insect

species of insect

species of insect

Philosina is a damselfly genus in the family Philosinidae, found in Asia.

Oxythemis phoenicosceles, the Pepperpants, is a species of dragonfly in the family Libellulidae. It is found in Benin, Cameroon, the Republic of the Congo, the Democratic Republic of the Congo, Ivory Coast, Gabon, Gambia, Ghana, Liberia, Nigeria, and Uganda. Its natural habitats are subtropical or tropical moist lowland forests, shrub-dominated wetlands, and freshwater marshes.

Cyanothemis is a monotypic genus of dragonflies in the family Libellulidae containing the single species Cyanothemis simpsoni. It is known by the common name bluebolt. It is native to central Africa, where it is known from Cameroon, the Democratic Republic of the Congo, Côte d'Ivoire, Ghana, Guinea, Liberia, Nigeria and Sierra Leone.

species of insect

Austrothemis is a genus of dragonflies in the family Libellulidae, endemic to southern Australia. The single known species, Austrothemis nigrescens, is commonly known as the swamp flat-tail. It is endemic to southern Australia, where it inhabits lakes and swamps. It is a small dragonfly; the male has a flattened abdomen with black and red markings, and the female has black and yellow markings.