Family Rostellariidae : 6 Genus
 1/6  Genus Rimella : 1 Species 
   1/1 Rimella gracilis
 2/6  Genus Rimellopsis : 2 Species 
   1/2 Rimellopsis laurenti
   2/2 Rimellopsis powisii
 3/6  Genus Rostellariella : 4 Species 
   1/4 Rostellariella barbieri
   2/4 Rostellariella delicatula
   3/4 Rostellariella lorenzi
   4/4 Rostellariella turcki
 4/6  Genus Tenuitibia : 1 Species 
   1/1 Tenuitibia martinii
 5/6  Genus Tibia : 4 Species 
   1/4 Tibia curta
   2/4 Tibia fusus
   3/4 Tibia insulaechorab
   4/4 Tibia melanocheilus
 6/6  Genus Varicospira : 4 Species 
   1/4 Varicospira cancellata
   2/4 Varicospira crispata
   3/4 Varicospira kooli
   4/4 Varicospira tyleri
16 Species in Rostellariidae 

(Extraits de WoRMS de octobre 2025)
NB: status "accepted" et "extant, not fossile-only"