LYSIANASSA 
73 
which they are respectively attached ; whilst the three 
posterior pairs of coxae are much shorter than the pre- 
ceding. The legs are all subequal in length. The 
caudal appendages are short, the posterior, as well as 
the two preceding pairs, terminating in two branches. 
The middle tail- piece is single, squamiform, and entire. 
The vignette below represents Salcombe Harbour, 
Montagu’s favourite hunting-ground, from a sketch by 
Mr. P. Mitchell, of Plymouth, 
