GEOGRAPHICAL DISTRIBUTION. 



109 



TABLE OF DISTRIBUTION OF SPECIES IN THE SEVERAL 

 GEOGRAPHICAL REGIONS. 



Species noticed in 

 the Pacific Region S 

 only. 



Species noticed in 



the Central Region ■■ 



only. 



Species noticed in i 



the Atlantic Region "^ 



only. 



Species noticed in 



both Central and At- < 



lantic Regions. 



Succinca nuttalliana, ru-sticana. 



Helix calilbrnienMs, colunibiana, labiosa, loricata, 

 nickliiiiana, nuttalliana, sportella, .strigosa, towns- 

 endiana, tudiculata, vancouverensis. 



Succinca luteola. 



Helix albocnicta, berlanderiana, buffoniana, clausa, 

 cuniberlandiana, deniis><a, elevata, exoleta, gula- 

 ris, interna, la.smodon, leporina, limatula, niaxil- 

 lata, nuiltilincata, pennsylvanica, rotula, saxicola, 

 solitaria, spinosa, sub-plana, texasiana. 



Buliiuus dealbatus, superastrus. 



Glandina vanuxemensis. 



Vertigo decora. 



Helicina occulta, chrysocheila. 



Vaginulus floridanus. 



Arion horlensis. 



Liniax agrestis, variegatus. 



Succinea campestris. 



Helix aspersa, cellaria, hortensis, jejuna, lucida, 



multidentata, ottonis, rhodocheila, f-elenina. 

 Buliinu.? decoUatus, undatus, lasciatus, subula, vir- 



gulatus. 

 Cyclo.stoma dentatum. 

 Pupa incana, modica, pontifica. 

 Cylindrclla campanulata, jejuna, lactaria. 

 Achatina graciiliraa, pellucida. 



Tebennophorus caroliniensis. 



Limax campestris. 



Vitrina pellucida. 



Succinea avara, aurea, ovalis, obliqua, putris. 



Helix albolabri-s, ahernata, appressa, arborea, auri- 

 culata, chersina, concava, dentifera, electrina, 

 fatigiata, fuliginosa, hirsuta, inflecta, indentata^ 

 inornata, intertexta, labyrinthica, ligera, lineata, 

 lucubrata, major, minu.-scula, mobiliana, mono- 

 don, palliata, perspectiva, profunda, pulchella, 

 pustula, sayi, septemvolva, striatella, suppressa, 

 thyroidus, tridentata. 



Bulinius lubricus, exiguus, fallax, harpa. 



Glandina truncata. 



Pupa armifera, badia, contracta, corticaria, nipicola. 



Vertigo gouldii, milium, ovata, pentodon. 



Helicina orbiculata. 



