EOLis. 593 



longer, and ranged in four ranks, all pink, spotted with 

 white. 



South coast of Devon (Montagu). No animal exactly 

 agreeing with it has been found of late years. 



6. E. Drummondi, Thompson. 



Eolis Drummondi, Thompson, Rep. Brit. Assoc, for 1843, p. 250 ; and, pre- 

 viously, as Eolidia rufibrancliialis in Ann. Nat. Hist. vol. v. 

 p. 8,9. — Alder and Hancock, Monog. part iv. fam. 3, 

 plate 13. 



(vAR.) Eolis teimibrancMalis, Alder and Hancock, Ann. Nat. Hist. vol. xvi. 

 p. 315. 



(vAR.) Eolis curia. Alder and Hancock, Ann. Nat. Hist. vol. xii. p. 234. 



Body (an inch or more in length) ovato-lanceolate, 

 whitish, tinged with red. Tentacula (dorsal) long, cylin- 

 drical, ringed ; oral tentacles very long, slender, simple. 

 Branchiae of various shades of reddish brown, ringed with 

 white near their tips, long, linear, set in from four to 

 six lateral clusters, each of several rows of six or fewer 

 papillae. Angles of foot much produced. 



This species appears to occur in localities at intervals 

 all round our shores, and inhabits the littoral and lami- 

 narian zones. 



7. E, RUFIBRANCHIALIS, JollUSton. 



Eolidia rufibrancMalis, Johnston, Loudon's Mag. Nat. Hist. vol. v. p. 428. — 

 Ann. Nat. Hist. vol. i. p. 121. — (Eolis), Alder and 

 Hancock, Monog. part 4, fara. 3, pi. 14. 

 „ Einbletoni, Johnston, Loudon's Mag. Nat. Hist. vol. viii. p. 121. 



Body (an inch long) linear, tapering, yellowish-white. 

 Dorsal tentacula rather long, subulate, transversely wrin- 

 kled ; oral tentacles as long, simple. Brancliise bright-red 

 or brown, with a white ring near the tips, rather short, 

 linear, in six or seven rather irregular clusters on each 



VOL. III. 4 r. 



