336 



STOMOPODA. 



MYSID.E. 



MYSIDM. 



My sis chamaleon. J. V. Thomps. 



.Sjiecific Character. — Middle plate of the tail bifurcate ,- rostrum obtuse, not 

 more than one-third the length of the ocular peduncle. 



Ml/sis spiutdosus? Leach, Trans. Lin. Soc. XL p. 350. — Dksmar. Con- 



sider, sur les Crust. — Edw. Hist, des Crust. IIL p. 



457. 

 „ LcacJiii"? J. V. Thompson, Zool. Researches, p. 27. 



„ C/iama:leo?i, lb. p. i!!, t. ii. fig. 1 — 10. — Edw. 1. c. p. 457. 



The general form of this species is much elongated. The 

 carapace slender, terminating in a very short rostrum, in 

 some scarcely pi'ojecting, in others forming an obtuse tri- 

 angle, and never extending more than one-third the length 

 of the ocular peduncle. The internal antennae have the 

 peduncle somewhat club-shaped, the first joint being elon- 

 gated, cylindrical, and small, the last two, and particularly 

 the termhial one, much broader, and both very short ; the 

 whole peduncle does not extend much more than one-third 

 the length of the scale of the external antennw : the scale 



