Proclavarctus fragilis is a species of tardigrades. It is the only species in the genus Proclavarctus, part of the family Halechiniscidae. The species has been found in deep sea in the Mozambique Channel and the Bay of Biscay.Proclavarctus fragilis, World Register of Marine Species
References
Further reading Renaud-Mornant, 1983 : Tardigrades abyssaux nouveaux de la sous-famille des Euclavarctinae n. subfam. (Arthrotardigrada, Halechiniscidae). [New Deep Sea Tardigrades in the Subfamily Euclavarctinae n. subfam. (Arthrotardigrada, Halechiniscidae)] Bulletin of the Muséum National d'Histoire Naturelle Section A: Zoology, Biology and Animal Ecology, vol. 5, no. 1, p. 201-219