INDEX 



TO 



THE NAUTILUS, VOL. XXIL 



INDEX TO SUBJECTS, GENERA AND SPECIES. 



Acharax Dall, n. gen. of Solemj-a 

 Achatinellidae, Description of new species of 



var. (PI. V, 



Acteon pompilius var. multannulatus Aldr 



fig- 11) 



Alabama, A week at Claiborne . 



Alcadia pusilla intermedia Pils., n. var. 



Amnicolidas from Alabama 



Ampulla Bolten, T^'pe of . 



Ance}', C. F. (obituary, portrait) 



Andrews, Mrs. George (obituarj-) 



Area (Barbatia) lignitifera Aldr. (PL V, figs. 6, 7) . 



Ashmunella kochii Clapp, n. sp. (PI. YIII, fig. 1-3) . 



Bifidaria armifera Say ...... 52, 108, 



Bifidaria bilamellata Sterki & Clapp, n. sp. (PI. VIII, fig. 7). 

 Bifidaria (Chsenaxis) tuba intuseostata Clapp, n, sub. sp. 



(PI. YII) 76 



Bifidaria clappi Sterki, n. sp. (PI. VIII, fig. 4) 

 Bittium hiloense Pils. & Van., n. sp. (fig. 1) 

 Brachiopods, Some new .... 

 Cfficum johnsoni Winkley, n. sp. 

 Californian Mollusks, Miscellaneous notes on 

 Cancellaria ? sotoensis Aldr., (PI. V, fig. 3) 

 Chloritis tosanus okiensis Pils. & Hir. 

 Clappia clappi Walker, n. sp. (PI. VI, figs. 1, 4, 7) 



(iii) 



2 

 67 



76 

 98 

 96 

 85 

 83 

 11 

 60 

 75 

 77 

 110 

 126 



,96 

 108 

 56 

 28 

 54 

 37 

 74 

 44 

 89 



