SYKES : THREE NEW SPECIES OF SOUTH AMERICAN CLAUSILLE. IOI 



soluius, protractus, basi subgibboso-rotundatus, 1/3 altitudinis 

 testce cequans. A pert, magna, oblique piri/ormi-subquadrata, 

 faucibus hepatitis; lamella approximates, supera valida, mar- 

 ginalis, compressa, in/era alte sita, tenuior, sub-horizontalis, 

 subcolumellaris inconspicua ; lunella dorsalis, valde arcuata, 

 angusta, superne plica: printipali subparallela, plica principalis 

 modica, lunellam introrsum nan transgrediens ; perist. tenue 

 continum, libcrum, expansum, iiinlique distincte reflexuesculmn, 

 albidum. Long. 12 uiillim., Lat. 2-i mill i in. 

 Habitat : Bolivia. 



This species belongs to the group of 

 Adamsiana, Pfi". It has appeared in cata- 

 logues as boliviana, Bttgr., but has never been 

 described. 



Dr. Boettger has kindly written the above 

 description and has lent me the type specimen 

 so that it might be figured. 



Clausilia steeriana, n. sp. 



T. vix subrimala, curta, cylindrica, truncata, dense striata, 

 brunneo-fusca ; aujr. {spec, trunc.) 5-6 cotwexiusculi, ultimus 

 basi rotundatus, corrugatus : aperlura late piriformis, intus 

 albida : lamella supera tenuis, curta, verticalis ; lamella in/era 

 valida longe intrans ; in exemplis quibusdam lamella intcr- 

 lamellaris unica sub-horizontalis : lamella subcolumellaris tenuis, 

 profunda, hand extus conspicua ; plica principalis longa, 

 descendens : lunella arcuata ; perist album expansum, leviter 

 incrassatum. Long. 16 1 , mil Urn., lat. 7 millim. Apert. long. 

 4! millim., lat. 4A millim. 

 Habitat : " On the plains near Caxamarca (Peru), under stones 

 (Steere)." 



The Clausilium of this very interesting species 

 rf~~\ i s much like that of CI. macarana. The 

 specimens are in the British Museum, where they 

 have been since 1876. The dimensions of the 

 type specimen are given, but one of the others 

 is slightly larger. 



Clausilia perplexa, n. sp. 



T. non rimata, subfusiformi-elongata, truncata, tenuis, dense 

 obsolete capillacea-striata, cornea ; anfr. 9, vix convexiusculi, 

 ultimus soluius, protractus, descendens, basi compresse, car mat us, 



