Chaetetes radians 46 Neophricodothyris mosquensis 47
46:  Chaetetes radians Fischer
47:  Neophricodothyris mosquensis E. Ivanova

Choristites sp. 48 Admoskovia sp. 49
48: Choristites sp. (dorsal valve)
49: Admoskovia sp.

Choristites sp. 50A Choristites sp. 50B
Choristites sp.

Neochonetes carboniferus 51A Neochonetes carboniferus 51B
Neochonetes carboniferus Keyserling