Spoon Clam

References

• Drew, G. A., 1897. Notes on the embryology, anatomy, and habits of Yoldia limatula, Say. Johns Hopkins Univ. Circ., 17: 11-14.
• Drew, G. A., 1899a. The anatomy, habits, and embryology of Yoldia limatula, Say. Mem. Biol. Lab., Johns Hopkins Univ., 4: no. 3, 1-37.
• Drew, G. A., 1899b. Some observations on the habits, anatomy and embryology of members of the Protobranchia. Anat. Anz., 15: 493-519.