CALLIOPE OSSIANI. 



AMPHIPO-DA. 

 NATATOUIA. 



261 



GAMMARIDES. 



CALLIOPE OSSIANI. 



Specific description. Propodos of the second pair of gnathopoda much 

 larger than the first. Palm straight, not oblique, furnished with a few short 

 spines near the inferior angle ; three posterior legs with the middle joints 

 very broad and acutely angulated. 



Length ^ inch. 



Calliope Ossiani. SPENCE BATE, Cat. Amph. Brit. Mus. p. 149, pi. xxviii. 

 fig. 3. 



THE head is produced anteriorly to a very minute 

 point; the three anterior segments of the tail are dorsally 

 elevated posteriorly, and very slightly carinated. The 

 eyes are white, a circumstance that was kindly pointed 

 out to us by the Rev. A. M. Norman, who states it to he 

 so constant a feature that by it he could at once dis- 

 tinguish this species. The superior antennae are longer 

 than the inferior. The first pair of legs are small ; the 



