Turritella mesalia lacteola Cpr. Pure white. (No figure.)

Bithium aspera Gabb. Brown. [Pl. IV. Fig. 7] ×10.

Turbonilla stylina Cpr. (?). [Pl. IV. Fig. 8] ×10.

Turbonilla costanea Cpr. (?). [Pl. IV. Fig. 9] ×10.

Anachis subturiata Cpr. (?). [Pl. IV. Fig. 10] ×10.

Amphissa versicolor Dall. Pink, white, brown. [Pl. V. Fig. 16] ×6.

Corbila luteola Cpr. Small bivalve.

Philobrya setosa Cpr. Small bivalve. [Pl. V. Fig. 17] ×6.

Acila castrensis Hds. Brownish. [Pl. V. Fig. 18] ×6.