224 HELIX §. 48. 



25 mill. (Goll. Nr. 344. Spec. max.) — Diam. 21, alt. 20 miil. 

 (Spec. min.) 



Helix Hoconensis Sow. in Proc. Zool. Soc. 1 840. p. H 6. 



— — Pfr. Symb. II. p. 30. 



— — Reeve Conch. syst. II. t. 166. f. 27. 



— — Deless. recueil t. 38. f. 6. 



— — C/iewM. ed. II. Helix N. 294. t. 51. f. 1 — 4. 



Habitat in provincia Iloconensi insulae Luzon (Curaing). 



Obs. Varial magnitudine et colore flavo , coerulescente, olivaceo, brun- 

 neo, fasciis fulvis , sanguineis, albis etc. Plerumque testa maculis saturatiori- 

 bus subliiiler conspersa. — Conf. Sow. 1. c, ubi 18 varietales enumeranlur. 



. ■ ' ' -.' ^./i- :'i'r'?- ^-^ • , .-^ 



-t=589irsa'«orbitula Sowerby.,),^; .^J0{// ^}\3S 



T. imperforata, ovato-globosa, crassiuscula, laevis, alba, l)asi 

 fusco-Iutescens , fasciis rufis et viridibus varie ornata; anfr. V/i. — 

 5 convexiusculi; sutura distincta, crenulata, alba; columella lata, 

 alba, subarcuata; apertura lunato-rotundata, intus alba; perist. 

 simplex, late expansum. — R. a. = 5 : 7. — Diam. maj. 26, min. 

 23, alt. 24 milL (CoIL Nr. 345.) 



Helix orhitula Soiv. in Proc. Zool. Soc. 1 840. p. 103. 



— — Pfr. Symb. IL p. 35. 



— — Chemn. ed. IL Helix N. 288. t. 50. L 7. 8. 



— chlorogrammica Val. in Mus. Paris. 



Habitat in insula Mindoro Philippinarum (Cuming). 



Obs. Variat spira magis minusve elevata, fasoiis viridibus solitariis vel 

 anfractum ultimum fere omnino legentibus. 



590. H. Montfbrtiana Pfe.C'\//;y, (,'i{^ ^ '> >)''C. 



^o j, /j^ <" Jiv\ -..y! '^'2-^(1 



T. imperforata, turbinata, crassa, ponderosa, nfgricanti-rCiia^; ' 

 epidermide fusco - cinerea , hydrophana induta; spira conoidea, 

 apice violaceo-purpurascens , nuda , nitida, obtusa; anfr. ^y^ vix 

 convexiusculi , ultimus angulatus: angulo antice evanescente; co- 

 lumella declivis, callosa, alba, basi subdentata; apertura subte- 

 tragbna, intus nitide alba; perist. breviter reflexum, nigro-fusco- 

 limbatum. — Diam. maj. 31 , min. 27, alt. 22 mill. (Mus. Cuming.) 



Helix Montfortiana Pfr. in Proc. Zool. Soc. 1846. p. 38. 

 Habitat in insulis Phihppinis. 



Obs. Characteribus intermedia inter H. Bruguiereanam Pfr. et carbona- 

 riam Sow. 



591. H. Bruguiereana Pfr. 



,;■' /, ^<'' >,' ^ ' ■ \ 



T. imperforata, turbinato - globosa , solida , nigro - castanea,' 

 epidermide hydrophana, fusca, strigata, sursum pallescente ob- 

 ducta; spira conoidea, apice obtusa, purpurea, nitida; anfr. 5 con- 

 vexiuscuH, ultimus basi vix convexus, denudatus; columella 



