67 



Bate also says that his forms are from fresh water, but 

 species in which the same development may be observed 

 (P. spinimanus, grandimanus, jamaicensis, forceps, etc., 

 etc.) are far from being uncommon in salt water. 



92. Palaemon forceps Edw., Hist. Nat. des Crust., 1837, ii, p. 

 397. Saussure, Crust. Mex. et Ant., 1858, p. 51. Smith, Trans. Conn. 

 Acad., 1869, p. 24. Palcemon dasydactylus Streets, Proc. Phila. Acad., 

 1871, p. 225, pi. II, f. 3. 



Gulf qf Mexico, West Indies, Brazil. 



93. Palaemon consobrinns Saussure, 1. c., p. 53. 

 Gulf of Mexico. 



94. Palaemon mexicanus Saussure, 1. c., p. 52, pi. IV, f. 27. 

 Coast of Mexico. 



95. Palaemon sexdentatus Streets, Proc. Phila. Acad., 1871, p, 

 226, pi. II, f. 4. 



Isthmus of Tehuantepec. 



I am inclined to believe this to be (as suggested by Dr. 

 Streets) a variety of the preceding species. 



96. Palsemon tenellus Smith, Second and Third Reports of the 

 Peabody Academy of Science, 1871, p. 98. 



West coast of Nicaragua. 



97. Paleemon ohionis Smith, Rep. U. S. Fish Comm., 1872-3, 

 p. 640. Forbes, Bulletin No. 1 Illinois Museum of Natural History, 

 1876, p. 5. 



Ohio and Mississippi Rivers. 



98. Palsemon spinimanus Edw., Hist. Nat. des Crust., 1837, il, 

 p. 399. 



West Indies, Brazil. 



99. Palaemon faustinus Saussure, 1. c., 1858, p. 53, pi. IV, f. 30, 

 Hayti. 



I am unable, without specimens, to separate this from 



