PLATE XXIX. 



LlMol'TEKA MACKOPTERA. 



Page 246. 

 See Plates 24, 26. 27. 28 and 02. 



Fig. 1. The right side of the specin J, plate 26. 



Fig. 2. A \ iew of ih.' left side of the specimen fig. 9, pi. 27. ami fig. 4. pi. 2S. 



i :>. -l. The profile and left views "fa much distorted specimen, showing the effects of compression. 



Hamilton group. Madison Co.. i\ T . Y. 



LlMOPTERA OBSOLETA. 



Pag.- 219. 



See Plate; 26 and 92. 



Pig. 5. 'I'll'- left side < >t" a s) imen slightly imperfect on the anterior side, l>ut showing ihe usual surface 



characters. 



Hamilton group. Hamilton, Madison Co.. X. Y. 

 Pig. 6, A. left valve showing the surface characters ami tin' striated ligamental area. 

 Hamilton group. Cayuga lake. N. Y. 



