- 18+ species)
Family Cr****odiscoporidae (1+ genera, 1+ species)
Family Ctyididae (27+ genera, 28+ species)
Family Pseudidmoneidae (1+ genera, 1+ species)...
- Genera, 1+ Species)
Crisinidae d'Orbigny, 1853 (15+ Genera, 18+ Species)
Ctyididae d'Orbigny, 1854 (27+ Genera, 28+ Species)
Horneridae Smitt, 1867 (5+ Genera...