PLATE XXXIX. 



Bushia clcgans Dall ; 12.5. Part I., page 309. Part II., page 440. 

 Cetoconcha bulla Dall ; interior of left valve ; 13.0. Part I., pages 



281, 2S3. Part II., page 440. 

 Cetomya elongata Dall ; left valve ; 22.5. Part I., page 283. 

 Verticordia perversa Dall ; 5.0. Part I., page 289. 

 Cetoconcha bulla Dall ; left valve ; 13.0. Part I., pages 281, 283. 

 Terebratula cubensis Pourtales, side view of shell adhering to a bit of 

 coral, natural size. Part I., page 199. 



7. Verticordia (Euciroa) clcgantissima Dall ; left valve of old individual, 



natural size. Part I., page 291. 



8. Terebratulina Cailleti Crosse, young specimen considerably magnified ; 



Part I., page 202. 



9. Eudesia Jloridana Pourtales, natural size. Part I., page 202. 



10. Terebratula cubensis Pourtales ; interior of haemal valve enlarged about 



one fourth, from an original drawing by \V. H. Dall. Part I., 

 page 199. 



11. Eudesia Jloridana Pourtales ; interior of hremal valve, natural size, 



from an original drawing by W. II. Dall. Part I., page 202. 



