Part

Edwards, F.E. 1854-1860(1855-1861). Part III. Prosobranchiata. Monogr. Eoc. Moll. 1: 121-330, pls. XVI-XXXIII.

Issues

1. Edwards, F.E., 1854(1855). Part III, [No. I]. Prosobranchiata, (May 1855): 121-180, pls. XVI-XXIII.
2. Edwards, F.E., 1856(1857). Part III, No. II. Prosobranchiata (continued), (Feb 1857): 181-240, pls. XXIV-XXVII.
3. Edwards, F.E., 1860(1861). Part III, No. III. Prosobranchiata (continued), (Mar 1861): 241-330, pls. XXVIII-XXXIII.