Placocista
Placocista Leidy, 1879
- Placocista elegans (ref. ID; 2062 original paper)
- Placocista glabra Penard, 1906 (ref. ID; 2062, 2260)
- Placocista glabra var. minima Decloitre (ref. ID; 2260)
- Placocista jurassica Penard (ref. ID; 2260)
- Placocista lapponum Penard (ref. ID; 2260)
- Placocista lens (Penard, 1899) (ref. ID; 2062, 2260)
Syn; Euglypha lens Penard (ref. ID; 2260)
- Placocista sinuospina Chardez, 1966 (ref. ID; 2260 original paper)
- Placocista spinosa (Carter) Leidy (ref. ID; 2260)
Syn; Euglypha spinosa Carter (ref. ID; 2260)
- Placocista spinosa var. hyalina (Harnish, 1937) Schonborn, 1966 (ref. ID; 2066 redescribed paper)
- Placocista ventricosa Thomas & Gauthier-Lievre (ref. ID; 2260)