Occasional Papers of the Museum of Zoology 



rubra 112, 24, 25 



scalenia 112, 25, 26, 68 



sintoxia 112, 4, 5, 25 



sinuata 112, 30 



subrotunda 



112, 4, 18, 19, 44, 4b 



triangularis 112, 4, 25 



tuberculata 112, 18, 44 



verrucosa 112, 18 



Obovaria 112, 19, 44 



circulus 112, 45 



cordata 112, 21, 22. 2'6 



ellipsis 112, 46 



lens 112, 46 



levigata 112, 46 



obovalis 112, 4, 44 



olivaria 112, 46 



pachostea 112, 25 



retusa 112, 45 



stegaria 112, 43, 44 



tuberculata 112, 43, 44 



striata 112, 45 



subrotunda 112, 45 



levigata 112, 46 



torsa 112, 44, 45 



Odatelia 112, 32 



radiata 112, 32 



Odocoileus virginianus bore- 



alis 109, 40 



Oligyra fragilis 106, 33 



flavida strebeli 106, 32 



Ondatra zibethica zibethica.. 



109, 33 



Onoclea sensibilis Ill, 29 



Ophioscion 92, 1 



Orphnaeus 97, 25 



brevilabiatus 97, 2, 17 



Orthonymus 112, 15, 17 



Ostrya virginiana.109, 16; 111,27 



Otocryptops 97, 9 



ferrugineus 97, 1, 4 



inversus 97, 2, 4 



melanostomus 97, 4 



Otostigmus brunneus. . .97, 2, 15 



clavifer 97. 2, 13 



scabricaudus. . . .97, 1, 13, 14 

 Oxycoccus oxycoccus. . . .109, 13 

 Oxystyla 106, 47 



Pachynaias 106, 9 



Pallifera dorsalis. .111, 26, 27, 37 



Paramphioxus lOo, 14 



bassanus 105, 15 



cingalensis 105, 15 



hectori 105, 15 



Paraptera.......l06, 24; 112, 52 



fragilis 112, 54 



leptodon 112, 53 



Partbenocissus quinquefolia . 



109, 12 



Peromyscus 109, 24 



maniculatus gracilis. 109, 29 

 Philomycus carolinianus. .102, 3 

 Philotria canadensis. . .111^ 9, 14 



Phyllonaias 106, 24 



Physa 111» 11 



ampullacea 98, 14 



anatina 102, 4 



ancillaria Ill, 22, 32 



vinosa IH, 22, 32 



gyrina 



102, 4; 111, 6, 15, 18, 19, 

 22, 26, 31 



var 102, 4 



heterostropha 



102, 5; 111, 15. 32 



Integra 



..98, 14; 102, 5; 111, 6, 31 



var Ill, 22, 31 



savi....l02, 5; 111, 18,22,32 



walkeri Ill, 17, 18. 32 



Picea canadensis. 109, 12; 111, 28 

 niariana....l09, 14; 111, 15 



Pilea 112, 69 



Pinus resinosa Ill, 24 



strobus 109, 15; 111, 24 



Pipistrellus imbricatus. . .110, 4 

 Pisidium..98, 6; 106, 36; 111, H 



abditum Ill, 18, 26, 40 



affine Ill, 7, 20, 40 



apiculatum 98, 6, 16 



calcareum 98, 16 



compressum 



...98, 16; 111, 7. 20, 22, 41 

 laevigatum Ill, 7, 41 



