Il6 CHAPTER I 



LAMELLAXIS (OPEAS) CLAVULINUS Pot. & Mich. 



t Brit. Isl. (greenhouses). t Penns. 



Islands of Ind. Ocean, 

 t Hawaii, Japan. 



LAMELLAXIS (OPEAS) MAURITIANUS Pfeiff. 



t Irel., Holl., Germ, (greenhouses). f E U.S.A. (greenhouses). 



Mauritius. 



OPEAS PUMILUM Pfeiff. 

 t Brit. Isl., W Eur. Florida. f E U.S.A. 



(greenhouses). C & S Am. (greenhouses). 



RUMINA (STENOGYRA, BULIMUS) DECOLLATA L. 



S Eur., N. Afr., Hither Asia. f Texas-N. Carol, 



t Brit. Isl. (greenhouses). t W. Indies. 



SUBULINA OCTONA Brug. 



f Brit. Isl., W. Eur. (greenhouses). S & C Amer. N to Florida. 



t Afr., S Asia, &c. 



Testacellidae 



TESTACELLA EUBOPAEA Roissy {haliotidea Drap.) 



Brit. Isl., S & W Eur. N to Belg., E f Calif.; NE U.S.A., Nov. Scot, 



to Dalmat.; N. Afr. (greenhouses). 



Zonitidae 



EUCONULUS FULVUS O. F. Miill. {trochiformis Mont.) 

 Icel., Brit. Isl., Eur. (generally), N. Alas.-Labr., S to Middle Atl. States; 



Afr., N Asia E to Kamch. Nfld., Greenl. 



t S Asia, Austral. 



HAWAIIA MINUSCULA Binn. 

 t Brit. Isl., Holl. (greenhouses). Alas.-E Can., Nfld.; U.S.A. (generally) 



E Sib. (S parts of Marit. Prov., S to C Amer.; Bermudas, 



probably indigenous). 



t Corea, Japan, Formosa, Pacific islands. 



oxYCHiLus (hyalinia) ai.ll\rius Mill. 

 Icel., Faeroes, Brit. Isl., W & C Eur. fBrit. Col.-Calif.; Ont.-N. Y. 

 E to Leningrad; N. Afr. f Greenl. 



t S. Afr., Austral. 



