MOLLUSCA. 79 



Fam. 13. Turritellida, Clark. 



Genus Turritella, Lamarck. 



Turritella terebra, L. Op. cit. iv. p. 80, v. pi. 70. f. 6. 



Common in deep water. Var. nivea is also not rare. A 



favourite food of the codfish, probably in many cases On 



account of its tenant the hermit crab. 



Fam. 15. Scalariida, Broderip. 



Genus Scalaria, Lamk. 



Scalaria Trevelyana, Leach. Op. cit. iv. p. 93, v. pi. 71. f. 4 



From the fishing-boats, and on the West Sands after storms' 

 Rather rare. 



Fam. 16. Pyramidellids, Gray. 

 Genus 2. Odostomia, Fleming. 

 Odostomia rissoides, Hanley. Op. cit. iv. p. 122, v. pi. 73. f. 4. 

 Common in shell-sand. 



Odostomia clathrata, Jeffreys. Op. cit. iv. p. 148, v. pi. 74. f. 9. 



Worn specimens not uncommon in shell-debris from the 

 West Sands. 



Odostomia indistincta, Montagu. Op. cit iv p 149 

 v. pi. 75. f. 1. 

 Occasionally in shell-sand from the West Sands. 



Odostomia interstincta, Montagu. Op. cit iv 1, 151 

 v. pi. 75. f. 2. 

 In shell-sand from the same locality. 



Odostomia nitidissima, Montagu. Op. cit iv p 173 

 v. pi. 76. f. 8. 

 In debris from the West Sands. 



