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g;,^.''] PKUCEEDINGS OF TPIE NATIONAL MU8EUM. 833 



;is on the coasts of Spain and I'oitugal, and tlie Canaries, from the 

 shore to 50 fathoms. (Jeffreys.) 



Family PLANAXIDyE. 



(ieniis PLANAXIS E.iniiirck. 



83. Planaxis lineatus Da Costa. 



Five specimens, living. Porto Grande (Mns. No. 125346). 



Oc(nirs in the Viti Islands and at many places in Polynesian waters. 



Family VEKMETID.E. 



Genus VERMETUS Morcli. 

 84. Vermetus Adansonii Dandiii. 



One large mass and two small examples. Poi'to Grande (IMns. No. 

 125300). 



The "mass," upon the nnder side, has been perforated by Lith<><lomi. 

 Jt inclndes also some of the following forms. 



(Jenns PETALOCONCHUS Lea. 

 85. Petaloconchus interliratus noni. jtrov. 



Two niasses. Porto Grande (Mas. No. 125378). 



The two clumps of Pc<a/oco«c7r?/6' above referred to include exami)lesof 

 the preceding species, Y. Adansonii. While iu external fades very like 

 the foregoing, the interior upon close inspection will be found to have 

 au elevated, thread-like ridge following the coiling spirally. 



Family LlTTOlilNID.F. 



Genus LITTORINA Forussac. 



86. Littorina striata Kini^. 



Many specimens; living. Fayal at Horta (Mus. No. 125296), Porto 

 Grande (Mus. No. 125363). 



87. Littorina pulchella Dunker. 



Numerous examples, fresh. Ashantee (Mus. No. 125338). Porto 

 Grande (Mns. No. 125325). 



Several specimens of this rather globose and somewhat angulated 

 form were obtained; it resembles some of the West Mexican species. 



88. Littorina .scabra Liunr. 

 var. liiixiiii Gnielin. 



('Ommon, living. Ashantee (Mns. No. 125336). Numerous living 

 examples of this well-known spetdes were found " sticking to bushes, 



