PLATE 255. 



r 



m > 



tZ^ 



Fig. 7. 





Fig. 6 



Fig. 8. 



Fig. 1. ArKjiduslener. 



See Report U. S. Fisli Commiasion. Part I, p. 677. 

 Anira.ll reduced oue-balf. 



Fig. 2. The long clam, soft clam, or Naiiuiuose, Mya 

 arenaria. 

 "Witli animal in extension, reduced to one-half tlie nat- 

 ural size. 



Fig. :>. Tariehis gibhiis. 



See Report U. S. Fi.sh Comrai.s.sion. Part I, p. 675, with 

 aDim.nl. The 9ij)hon not fully extended. One-half 

 natural size. 



Fig. 4. The Razor Clam. ErinafeUa ameiirnDa, p. 707. 

 With animal extended. One-half natural .size. 



Fig. .5. The Razor Cam with .some of tlie terminal 



papilla! enlarged. 



P^iG. 6. The Razor Claui, liiimlella amertcuna. 

 Shell natural size. 



Fig. 7. The Ship Worm, Teredo naraSh. 

 Enlarged two diameters. 



Fig. 8. The Scallop, Pecteii iriacliaiifi, p. 709. 

 Natural size. 



Fig. 9. The Bloody Clam, Argina pexata. 

 Natural size. 



