Holotype ♀, one paratype and two other specimens, MNHN
Type locality: Sodwana Bay National park, litter and superficial humus of dunes next to dense forest, 02.ii.1992, J.-P. Rieb leg.
Arlea tridens habitus paratype
Arlea tridens paratype male
Barra, JA (1997) Nouveaux Collemboles Entomobryomorphes des sables littoraux (partie terrestre) de la Province du Natal (Rép. Sud Africaine) (Insecta : Collembola). Journal of African Zoology 111: 465–480.