44 JOURNAL OV CONCHOLOGY, VOL. 9, NO. 2, APRIL, 1898. 



Aquillus (Lotorium) lotorium L. — A common Ceylonese 

 species. Red Sea, Indian Ocean, Philippines, Central Polynesia. 



Aquillus (Simpulum) aquatilis Rv.* — One, exceedingly fine 

 and well marked. Loyalty Islands. 



Aquillus (Lotorium) retusus Lm — Some typical specimens. 

 Indian Ocean, Mauritius. 



Aquillus (Lotorium) tripus Chemn. — Small, well-marked speci- 

 mens. Indian Ocean, China. 



Distortrix cancellinus Roissy. — One specimen. Ceylon, China, 

 Philippines, St. Thomas and other West Indian Islands, Monte 

 Christi and Xipixapi, West Columbia. 



Gyrineum 1 crumena Lm. — Many examples, of ordinary form. 

 Ceylon, Philippines. 



Gyrineum ( Bursa ) margaritula Dh. — Typical examples. 

 Indian Ocean. 



Gyrineum (Bursa) spinosa Lm.* — A large number of speci- 

 mens, in all stages of growth, with opercula. Red Sea, Indian Ocean, 

 Philippines, Mauritius. 



Gyrineum (Lampas) affinis B-rod. — Several, quite typical. 

 Philippines, Loyalty Islands, Samoa, West Indies. 



Gyrineum (Apollon) tuberculata Brod.* — Medium sized 

 specimens. Indian Ocean, Red Sea, China, Malacca, Manila, Tahiti. 



Family CASSIDIDAi. 



Cassis (Semicassis) canaliculata Lm. — Several examples. 

 Ceylon, Philippines. 



Cassis (Semicassis) sulcosa Brug. — Not quite typical; our 

 examples agreeing very well with C. undulata Gm., which Tryon con- 

 siders a variety only. Mediterranean, Portugal, West Coast of Africa, 

 West Indies, Brazil, West Coast of North America from Panama to 

 Guaymas. 



Cassis (Phalium) areola L. — Two good specimens. Indian 

 Ocean, Malacca, Philippines, New South Wales. 



Family DOLIIDsE. 



Dolium chinense Dillw. (=D. variegation Lm. var.) — China, 

 North Australia. 



Dolium COStatum Mke. — Of ordinary form. East Indies, 

 Philippines, Mauritius. 



Dolium fasciatum Brug. — One only, with unusually fine varix. 

 Philippines, China, Japan. 



1 The well-known name Ranclla Lm. (1812) is superseded by Gyrineum Link (1807) and 

 Btifo Montfort (1810). 



