THE LAND GASTROPODA IN THH NORTH ATLANTIC REGION 



167 



I. Holarctic species. 



Vallonla oostsU (KUIler) . 

 Tsrtlgo pvgii«e« (Erap.) ... 

 Vsrtlgo alpestris Alder ... 

 Vsllonla pulobella (UUller) 

 Zoogvnstes harpa (Say) .... 

 Zonltoldes nltldui (llUllerj 

 Coohiloopa lubrlca (UUller) 

 Coluse^la edentula (Drap.) 



Pupillc ::iu800njlD (L.) 



DarooaniB lar7« (HUller) .. 

 Vertigo BOdesta (Say) 9. 1. 

 Buconulua fulTui (MUller) . 



Vullonia eoi 

 Vertigo pye 

 Vertigo alp 



ta (imller) 

 a (Drap.) 



„ ,,_-rl« (Alder) 



ValloiUa pulchella (UUller) 

 Zcogeneteo harpa (Say) 

 Zonltoldee nltldus (KUIler) 

 Cochllcopa lubrlca JKUllor) 

 edent-ila (Drap.) 



Colu 

 Pup Ilia 



ella 



(L.) 



(KUIler) 



(Say) a. 



g (mller) 



II. Specifically distinct representatives for holarctic form complexes. 



Columella altlcola (Ingereoll) 

 Diacui cronUiltel (Bimo.) 

 HesoTltrea eleotrlsa (Sould) 

 Pu&ctuBD mijTutlaelJiruB (Lea) 

 Tltrlna lluplda Oould 5. 1. 



American: 



Endemic species. 



olunella columella (UartenB 

 iBCua ruderatufl (Hartmann) 

 Ltrea hassDonls (StrOm) 

 m pygmaeua (Drap, ) 

 la pellucHa (WlQler) 



IV. European: 



Carychius exile Lea 



Vertigo milluni (Gould) 



Vertigo nylanderi Sterki 



Vertigo bolleeiana (Horse) 



Gaetrocopta contracta (Say) 



Gaetrooopta tappaniana (Adajoa) 



Pupoidea allilabrlB (Adana) 



Strobilope labyrlnthioa (Say) 



Cisoua croijLh. catoklllenaia (Pilabry) 



PMlomycui oarollnlanua (Booo) 



Palllfera dorealia (BInney) 



Meaomphii inomatufl [Say) 



Ueeomphia cupreua (Bafineequa) 



Paravitrea multidentfa ta (Binney) 



SeaoTltrea binneyana (Voree) 



MyphyallBla rhoadsl (Pilabry) 



31yphyallnla indentata (Say) 



Baplotrema concarum (Say) 



Stenotrena fraternun (Say) 



Keeodon eayanua (Pilsbry) , 



Triodopoia tridentata (Say) 



Triodopaia denotata (F^r.) 



Trlodopele albolabrls (Say) 



TrlodopBiB dentifera (Btnney) 



Vertigo ovata Say 



Vertigo Tentri^oaa (Korae) 



Vertigo tridentata Wolf 



Gaetrocopta anBifera (Sayl 



Gaetrocopta pentodon (say) 



Succlnea bayardl Vanatta 



Anguleplra altemata (Say) 



Strlatura ferrea Borae 



Carychlun ezlguum (Say) 



Vertigo elatlor Sterki 



Vertigo perryi Sterki 



Vertigo gouldl (Binney) a. 1 



Vallonla aibula Sterki 



Planogyra aateriacua (Korea) 



Succlnea ovalio Say 



Succlnea a»ara Say 



Oxylona verrllll (Bland) 



Ozyloms decampl Tryon 



Hellcodlecua paralleluB (Say) 



Uawalia minuscula (Plnney) 



Strlatura exlgua IStljcpaon) 



Strlatura miliujo (Korae) 



Zonltoldes arboreua (Say) 



Cepaeo l.irtenais IKUller) 

 LUoai marglnatua (KUIler) 

 Oiyloma pfeifferi EoaaB. s. 1. 

 Ciychiluji alllariua (Killer) 

 Deroceraa agreete (L. ) 

 Arlon Intermediua Rormand 

 Arlon autfuacua (Lrap.) 

 Vltrea cryetalllna (BUller) 

 Vltrea contracta (Weeterlund) 

 Baiea perreraa (L. ) 

 Arlanta arbuetorulD (L. ) 

 Arlon ater (L.) 

 Acicula fuoca (Kontagu) 

 Carychlum nlnlmum KUIler 

 CarychiulD trldentatuo (Elsso) 

 Atelia goodalll (P<r.) 

 Cochllcopa lubrloella (Porro) 

 Pyrafflldula rupestrlB (Drap.) 

 Truncatelllna cyllndrlca \?tT.) 

 Vertigo puallla KUIler 

 Vertigo antivertlgo (Drap,) 

 Vertigo eubotriata (Jeffraya) 

 Vertigo lllljeborgl (Weaterlund) 

 Vertigo ronnebyenaie (Weeterlund) 

 Vertigo anguatlor Jeffreys 

 Uiurla cyllndracea (Da CoBta) 

 LeloBtyla an^lica (Wood) 

 Vallonla eicentrlca Sterki 

 Acanthinula aculeata (KUIler) 

 Spermodea lamellata (Jeffreys) 

 Ena obocura (KUIler) 

 Catlnella arenaria ( Bouch. -Chant .) 

 Succlnea oblonga Drap, 

 Succlnea putria (1.) 

 Diecua rotujldatu* (MUller) 

 Arlon circumacrlptua Johnaton a 

 Arlon hortenaie ?(t. 

 Tlteovitrea petronella (Charp. ) 

 Aegopinella jura (Alder) 

 ketlnella nltidula (Drap.) 

 CiychlluB cellariuB (KUIler) 

 CxycMlufl helveticus (Blun) 

 Zonltoideo eicaTatua (Alder) 

 Llmax maxiiiruB L. 

 Llnax clnereonlger Wolf 

 Llmax tenellua Nllaaon 

 Luconulue f'^Tua alderl (Gray) 

 '.-ochlodlna laminate (Montaguj 



Iphlgena ilicatula (Drap.) 

 ClBjsniu Mdentata (Str^im) 

 Clbueilla dutla (Drap.) 

 ClauBllla ;unlla Pfclffer 

 c:l^uBiUa cruclata (studer) 

 lirujybaena fruticuD (KUIler) 

 Helicellu cujerata iKontagu) 

 Cocl.llcella acuta (KUIler) 

 tloniicha granulata (Alder) 

 Trichiu Btrlolata (Pfeltfer) 

 Trlchla hla[ila (L. ) 

 tuotilhjlla Btrlgella (Drap.) 

 Hellclgorj laploida (L. ) 

 Cepaea nenoralls (L.) 



Fici. 3. Terrestrial gastropoiJ species in the North Atlantic region. 



