TY - JOUR T1 - [Shells collected by the United States Exploring Expedition under the command of Charles Wilkes.] JF - Proceedings of the Boston Society of Natural History Y1 - 1850 A1 - Gould, A. A. SP - 309 EP - 312 KW - avicula KW - bivalvia KW - crenatula KW - isognomon KW - isognomonidae KW - mollusca KW - pinctada KW - pinna KW - pinnidae KW - pinnoidea KW - pteriidae KW - pterioida KW - pterioidea KW - taxonomy VL - 3 ER -