TWENTY-EIGHTH ANNUAL MEETING. 
Undetermined, 8. 
Aviculopecten coxanus, M. & W. 7, 8. 
Aviculopecten carboniferus, Stev. 7, 8. 
Aviculopecten hertzeri, Meek, 8. 
Aviculopecten cf. lyellii, Daws. 8. 
Aviculopecten mccoyi, M. & H. 8. 
Aviculopecten neglectus, (—), 8. 
Aviculopecten occidentalis, Shum. 2, 7, 9, 14, 16, 21. 
Aviculopecten winchellii, Meek??, 4, 7. 
Aviculopecten whitei, Meek??, 3, 7, 9. 
Aviculopecten undetermined, 2, 4. 
Nuculana bellistriata, Stev. 7, 9, 16. 
Nuculana bellistriata, var. attenuata, Meek, 7, 8, 9. 
Solenomya radiata, M. & W. 7. 
Solenomya? undetermined, 8. 
Entolium aviculatum, (Swall.) Meek, 2, 4, 7, 8, 14, 16. 
Schizodus curtus, M. & W. 4, 7, 16. 
Schizodus curtiforme, Walcott, 4, 8, 16. 
Schizodus rossicus, De Verne, 4, 8. 
Avicula longa, (Gein.) Meek, 7. 
Lima retifera, Shum. 7, 8. 
Nucula venotricosa, Hall, 7, 9. 
Pinna peracuta, Shum. 2, 4, 7, 8, 11, 16. 
Pinna subspatulata, Worthen, 2... 
Macrodon tenuistriata, M. & W. 4, 8, 16. 
Macrodon undetermined, 4. 
Prothyris elegans, Meek, 7. 
Aviculopinna americana, Meek, 8. 
Undetermined, 7. 
Dentalium meekianum, Gein. 18, 20. 
Machrocheilus intercalaris, M. & W. 16. 
Machrocheilus angoliferus, White, 7. 
Machrocheilus ventricosus, Meek, 7. 
Machrocheilus primigenius, (Con.) Hall, 8. 
Machrocheilus undetermined, 14. 
Loxonema undetermined, 8. 
Cf. Murchisonia marcouiana, Gein. 4. 
Aclis swallovina, (Gein.) Meek, 4. 
Euomphalus subrugosus, Hall, 7, 8, 9, 16. 
Anomphalus rotulus, M. & W. 7. 
Bellerophon bellus, Keyes, 7. 
Bellerophon percarinatus, Con. 7, 14. 
Bellerophon carbonarius, Cox, 4, 8, 11, 14. 
Bellerophon textilis, Hall, 16. 
Bellerophon montfortianus, N. & P.? 15, 16. 
Bellerophon undetermined, 8. 
Orthonema subleeniatum, Gein. 7. 
Naticopsis nana, M. & W. 7. 
Naticopsis ventricosa, (N. & P.) M. & W. 7, 8. 
Naticopsis wheeleri, Swall.? 2. 
Naticopsis altonensis, McChes. 8. 
Pleurotomaria grayvillensis, N. & P. 7. 
ae 
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