SPIRAXIS §. 5. — LIMICOLARIA. 581 



ultimi evanescenliijus irregulariter picla, subvaricosa; spira 

 elongata, apice acuta; anfr. 9 convexiusculi, ultimus Vg longi- 

 tudinis non atlingens; lamina columellaris tenuis, torta, ad basin 

 aperturae subverticalis , subrhombeae canalem formans; perist. 

 simplex, marginibus callo tenui junctis, dextro antrorsum leviter 

 arcuato, Ijasi recedente. — Long. OVa, diam. fere 5 mill. Ap. 

 3^2 mill. longa, 1 y^ lata. (Mus. Cuming.) 



Spiraxis dilbia Pfr. in Proc. Zool. Soc. 1856. p. 378. (Malak- 



Bl. 1856. p. 232.) 

 llabitat Chiapa, Mexico (Ghiesbreght). 



Obs. Species dubia quoad genus; persiniilis speciebus turrilis Olea- 

 cinae sectionis Varicellac. 



XI1[. Liinicolaria Scliumacher. *) 



«Tcsta anguste umbilicata vel subrimatim perforata, conico- 

 vel turrito-oblonga, tenuis, epidermide tenui induta, plus mi- 

 nusve conspicue granuloso- vel reticulato-decussata, sculptura 

 in anfractu ullimo infra peripheriam deficiente, pallide fulva, 

 cai'nea, vel albida, flammulis strigisve flexuosis varie ornata, 

 rarius unicolor, immaculata. Anfractus 6 — lOsensim accrescen- 

 tes, ullimus inflatus, basi interdum productus. Sutura mediocris, 

 saepius subcrenulatim marginata. Columella verlicalis, stricta 

 vel paululum arcuata. Apertura oblongo-subovalis. Peristoma 

 simplex, tenue, acutum, rectum, margine columellari dilatato, 

 fornicatim reflexo, perforationem semioccultante. » (Shuttl.) 



Limicolaria Schum,. Essai p. 61. 200. 



— Shuttl. Notit. nialac. I. p. 38. 



Limicolarius (subgenus Bullmi) Beck Ind. p. 60. 



— — — Albers Helic. p. 173. 



Bulimus §.30 Pfr. Mon. Heiic. H. p. 179. IH. p. 38 4. 



Buccini, Cochleae, Bullae, Helicis, Achatinae sp. Auctt. 

 Cl. Shuttleworth duas proponit sectiones, quarum autem 

 altera , Buccinum exaratum Miill. et BuUmum cryslallinum Beeve 

 complectens, huc pertinere mihi non videtur. 



') Hoc genus et tria sequentia, species conlinentia inter se quam 

 maxime aftines, omnesque inter Bulimos et Achatinas ambiguas, duce Cl. 

 Sh-utt ieworth, qui e locupletissima materie monographice ea elaboravit, 

 exposui. 



