LYSIANASSA AUDOUINIANA. 



79 



AMPHIPODA. 



NATATOniA. 



LYSIANA&SIDES. 



LYSIANASSA AUDOUINIANA. 



Specific character. Inferior antennae shorter than the superior, having the 

 flagellum almost rudimentary. 

 Length, n'g of an inch. 



Lijsianassa Aiulouiniana, Spence Bate, Rep. Brit. Assoc. 1855, p. 58. Ann. 

 Nat. Hist. (1857) xix. 138. Cat. Amph. Brit. 

 Mus. p. 69, pi. xi. fig. 1. White, Pop. Hist. 

 Brit. Crust, p. 168. 



The head is very short and very deep, having a large 

 space between the superior and inferior antennae ; the 

 ophthahnic lobe is not prominent, and the inferior 

 margin is produced downvrards. The eyes are large, 

 oblong, slightly waved, broader below than above, 

 white, marked with black spots, the latter, on close 

 observation, being apparently caused by a series of 

 hollows in the white surface, the black being seen 

 through the perforations. The superior antennas are 



