THE NAUTILUS. V 



Opisthosiphon berryi Clapp, n. sp. (pi. 7, tig. 14) 86 



Opisthosiphou from Cuba, a new 86 



Oreohelix cooperi minor Ckll 



Oreohelix cooperi obscura Hend., n. form 



Paludina burroughiana Lea 120 



Paludina carinata Auet 109, 110 



Paludina cuniingii Rve 113 



Paludina multicarinata Hald 120 



Paludina multiliueata M. & H 62 



Panomya ampla Dall 106 



Panope (generosa Gould var.?) taeniata Dall, n. sp.? ... 25 



Parachatina Bourg 99 



Philippine snails, some 58 



Philippines, new land shells from the 15 



Philippines, Viviparidse of 109 



Pholadomya undata M. & H 60 



Pintoa Bourg 99 



Plauorbis altissinius Baker, n. sp. (pi. 7, figs. 7-10) 95 



Planorbis campanulatus, from Blue Sea Lake, Quebec, 



notes on variation 127 



Planorbis from post-glacial deposits, description of new 



species and varieties 9-^ 



Plauorbis parvus urbanensis Baker, n. var. (pi. 7, figs. 4-6) 94 



Planorbis vetulus M. & H 64 



Pleistocene fossils of Magdalena Bay, Lower California. 



collected by Charles Eussell Orcutt 23 



Pleuroclonte rnarginella in Florida 104 



Polymita auricoma in Florida 104 



Polymita muscarum in Florida 104 



Praticolella campi Clapp & Ferriss, 11. sp. (pi. 6. figs. 1-4) 78 



Praticolella griseola Pfr. (pi. 6, figs. 5-7) 79 



Pressodoiita redivwa 35 



Priotrochatella constellata Mor 



Priotrochatella stellata Vel 



Priotrochatella torrei Clapp, n. sp. (pi. 4, figs. 1-6) 47 



Publications received 35, 69, 106, 144 



Rare shells collected in Puget Sound, Washington 105 



Rhysota ovum Val 58 



Serpaea Bourg 



Shells from Angel and Tiburon Islands, Gulf of California 26 

 Strophitus edentulus pavonius, notes on the Glochidia of 17 



Stylobates, a warning 79 



Stylobates aeneus Dall (pi. 6, figs. 8-10) 



Suter, Henry (obituary) 72 



Systematic position of two species of mussels from the 



Ozarks . 13 



