Raiarctus

Raiarctus is a genus of tardigrades in the family Styraconyxidae. The genus was named and first described by Jeanne Renaud-Mornant in 1981.

Species
The genus includes five species:
 * Raiarctus aureolatus Renaud-Mornant, 1981
 * Raiarctus colurus Renaud-Mornant, 1981 - type species
 * Raiarctus jesperi Jørgensen, Boesgaard, Møbjerg & Kristensen, 2014
 * Raiarctus katrinae Jørgensen, Boesgaard, Møbjerg & Kristensen, 2014
 * Raiarctus variabilis D’Addabbo Gallo, Grimaldi de Zio & Morone De Lucia, 1986