82 C. A. Westerlund, Synopsis Molluscorum Extramarinor. Scandin. 



nea; long. 5 — 6, lat. 21/2 — 3 mm. — Suecia passim raro 



cum typo. 

 Forma viridula Jeffr. 1. c, t. subhyalina, splendida, vitrea, 



viridula. — Suecia in Skane (ad Eingsjon) et ad Stock- 



holm (in Wermdon). 

 Forma exigua Mke. (Sjm. Meth., 1830), t. typo gracilior, ob- 



longo-cylindracea, anfr. 5, apertura angusta, peristomate 



forte albo-incrassato ; long. 4 — 5, lat. IV2 — l^/e nam. — Cum 



typo, multis locis prsevalens. Fennia tantummodo ad Sam- 



matti inventa (Mus. Helsingf.). 

 Var. nilssoni Malm (Goteb. Samh. Handl., 1850) : t. gracilis, cy- 



lindrica. albido-cornea, subhyalina, anfr. 5; long. 5, lat. 



l°/e mm. — Suecia in Skane (ad Ignaberga pr. Kristian- 



stad). 

 Var. collina Drt. ap. Moq.-Tand. (Hist. Mal. Fr., 185.o): t. par- 



va, ovato-oblonga, fuscovirescens v. fuscorufescens, aper- 



tura piriformis, peristomate parum incrassato; long. 3 — 4,' 



lat. 1^2 — 2 mm. — Siiecia passim. 



Gen. Caecilianella Bourg. 



T. gracilis, cylindracea, alba, hyalina, apertura V2 



longitudinis totius suhcequans, sursum longe et angustis- 



sime attenuata, margine tenui, columella hasi truncata. 



C. acicula Miill. (Verm. Hist. II, 1774, Buccinum). T. fusiforme- 



cylindracea ; anfr. 7, planulati, sutura perobliqua. Long. 



5—6, lat. IV4— IV2 mm. 



Hah. Suecia in Skane (Lund), Smaland (Jonkoping), Oland 

 (Hogsrum). — Norv. ad Kristiania (Aur. & Arth. Krause 1880). 

 — Dania in et circa Kjobenhavn, ad Rude, Roeskilde et Hol- 

 steinborg, nec non (fide H. Lynge) in Jylland (ad Aarhuus et 

 Viborg). 



Sectio 2. Diplotrema W. 

 M. orificiis org. genit. externis discretis. 



Fam. Succinidse. 



T. imperforata, tenuis, ohlongo-ovata, imllucida, spira 

 acuminata, apertura magna, scepe maxima (longitudinem 

 fere totam testoi occupans), verticalis, peristomate simplice, 

 recto. 



