Dolichopterus macrochirus Hall 
Page 262 
See plates 35, 40-43, 45 
1 Interior view of the ventral side of a specimen, showing besides the coxal 
and proximal joints of the legs and the metastoma, the operculum 
and the female opercular appendages. The inner edges of the coxae 
of the swimming legs are broken away as overlapped by the 
metastoma. Natural size 
_ Horizon and locality. Bertie waterlime. Buffalo, N. Y. 
The original is in the museum of the Buffalo Society of Natural Sciences 
528 
