180 CYCLOSTOMUS 8$. 8. 
101. C. Canariensis Orbigny. 
.Il. rimato-perforata, ovato-conica, transversim argute 
striatula, costulis 25—2 elevatis obtusiusculis regulariter de- 
cussata, opaca, pallide unicolor, vel cinereo- -fusco trifasciata. 
Spira conica, regularis; summo obtusiusculo, pallide corneo; 
sutura appressa, concava, oblique arcuato-lacerata. — Anfr. 
41/—b, primi laevigati, rotundati, cornei; sequentes 8— 10- 
costulati, convexi; ultimus subinflatus, ad basin aequaliter co- 
stulatus. Apert. subverticalis (vix 109 cum axi), angulato- 
circularis. Perist. rectum, acutulum; marginibus approximatis, 
lamina tenui, ad dextram recessa, junctis; "externo ad insertio- 
nem protracto, supra subsinuato; basal et columellari regula- 
riter curvatis, paulo expansis. — Operc. planiusculum, 3-spi- 
ratum; volutationibus convexiusculis, oblique striatis; nucleolo 
nano: violaceo-fusco, subcentrali. — Long. 15, diam. 12 mill. 
— Rat. anfr. 1:3. — Rat. apert. 11:10.* (M. — Coll. Nr. 39.) 
Cyclostoma. canariense Orb. Moll. Canar. p. 76. t. 2. f. 5. 
Cyclostomus laevigatus Pfr. Mon. Pneum, I. p. 229 ex parte. 
-— Canariensis Mouss. Rev. faune malac. Canar. p. 144. 
Habitat Canaria graciosa, Teneriffa, Palma, Lanzarote, 
Gran Canaria. 
C. adjunctus Mousson. 
T. rimato-perforata, globuloso-conica, tenuiscula, tenuiter 
subacute striata, costulis crebris 40—44 reticulatim. decussata, 
opaca, albescens, vel griseo-cornea, vel griseo trifasciata. Spira 
conica, brevior; summo obtusulo, pallide corneo; sutura bre- 
viter appressa, irregulariter crenato-lacerata. Anfr. 4!/,, primi 
rotundati; sequentes convexi 14——15-costulati; ultimus sub- 
inflatus, costulis ad basin fortioribus et validioribus. | Apertura 
subverticalis (10? cum axi), angulato-circularis, intus flavescens, 
fasciis translucentibus.  Perist. rectum, acutum, vix subincras- 
satum; marginibus approximatis; dextro nec magis protraeto, 
nec antice sinuato; basali et columellari bene curvatis; lamina 
parietali tenui non retracta, sed in insertionem dextram directa. 
Operc. planum; nucleolo subcentrali, impresso. — Long. 12, 
diam. 10 mill. — Rat. anfr. 12:1. — Rat. apert. 10:9. a (M) 
Cyclostomus  adjunctus Mouss. Rev. faune malae. Canar. p. 145. t. 6. 
i507. 
— — JPfr. Novit. conch. IV. p. 112. Nr. 815. 1. 125. 
f..36..97. 
Habitat in insula Teneriffa (Fritsch). 
* 
