Hi 4 PEROT IS. 



L. CHRYSOPTHAL.MOS. Tilesius. PI. (')>. fig. l>f>(;. 



Body elongate. narrow. with a large. oval, dorsal. black spot. 

 Scarcely an inch in length. Tentacles not observed. The dor- 

 sal spot may be a result oi' the an-gregMiion of chromatophorefi 



in a state of irritation. 



Japan. 

 L. ZYU;E.\A, Verany. PL f><), fig. 25 T. 



Body gelatinous, transparent, subcylindrical, tapering; fins 

 half oblong, together nearly square. narrower in front, broader 

 and sinnons behind; sessile arms, order of length 1. 2, 4, 3, 

 dorsal pair webbed at base, rest free ; tentacular arms with small 

 cups scattered throughout their length. Shell not described. 



Sicily. 



A single specimen only known: its small size and pedunculated 

 eyes indicate a very young animal. Its generic position is 

 uncertain. 



L. VERMICOLAK1S. Pviippell. PL ('.!>. figs. 2f>8. 2.V.). 



Body very long, slender, gelatinous, transparent ; neck long; 

 tins ton-ether subcordate. with a lengthened posterior point ; 

 sessile arms with very small distant cups in alteni:ite series, the 

 ventral arms more than double the length of the others; tenla- 

 cles very long, with long, narrow clnbs. crowded with micros- 



copic suckers. Shell very slender. 



Sicily. 



Three specimens only of this very curious form have been 

 found; like the preceding, its generic position is very doubtful. 



L. PERONII, Lam. 



Body tleshy. oblong; the mantle sub-acute at the base, and 

 interiorly finned ; mouth surrounded by eight sessile and equal 



arms. 



South Seas. 

 \ doubtful species ; not. figured. 



Submenus Perotis, Esch. 



Sides with rows of acute tubercles; shell with solid tip. 

 L. GUTTATA, Grant. PL 70, fig. -'.V.t L^',4. 



Body elongate, rather fusiform, attenuated behind ; whitish, 

 with red. with a few black, round spots; with a dorsal 



