PLATE XXXII. 



FIGS. 



1 and 2. Cynthia squamulosa Alder, (p. 81) Mantle: two 

 and a half times natural size. 1. Left side, 

 showing muscular fibres on the surface and repro- 

 ductive organs within. 2. Right side, showing 

 alimentary canal and reproductive organs. 

 3-5. Cynthia ovata sp. nov. (p. 84) Mantle : two and 

 a half times natural size. 3. Right side, showing 

 muscular fibres. 4. Right side, showing diges- 

 tive and reproductive organs. 5. Left side, show- 

 ing the same. 



6 and 7. Cynthia tessellata Forbes, (p. 89) Mantle : three 

 times natural size. 6. As seen from above, show- 

 ing muscular fibres, strongly marked at ms. 7. 

 Right side, showing (indistinctly) digestive and 

 reproductive organs. a. e. anal extremity ; o. e, 

 oral extremity, i. intestine. 



8. Cynthia echinata (Linn.) Alder, (p. 93) Mantle, 

 left side : two and a half times natural size. 



