DR. BAIED ON THE APUEODITACEAN ANTfELIDES. 201 



Grenus IX. Hemilepidia, Schnarda, I. c. 149. 



Elytra 15 pairs, placed only on anterior portion of body, the 

 posterior (larger portion) being left uncovered. Dorsal cirri in 

 all tbe segments. Eyes 4 ; jaws 4, large. 



Sclimarda, "who first characterized this gentis, says that it is 

 closely allied to the genns Hermadion of Kinberg, differing chiefly 

 fi'om it in the possession of large maxillse. 



Sp. 1. Hemilepidia tubeeculata, Schnarda, I. c. 

 Sab. Table Bay, Cape of Good Hope, ScJimarda. 



Sp. 2. Hemilepidia EEYiHROTiENTA, Schmarda, I. c. 150. 

 Hah. Sea, near Cape of G-ood Hope, Schmarda. 



Genus X. PoLTifOE (as restricted by Oersted). 

 Polynoe et Lepidonotus (pars) auctorum. 

 Antennae with their bases attached to the anterior portion of 

 cephalic lobe, under the tentacle. Elytra 15 to 40 pairs, placed 

 only on the anterior portion of the body, leaving the greater part 

 of the posterior portion uncovered. Dorsal cirri alternating with 

 the elytra. Branches of feet connate ; bristles simple ; body long 

 and slender. 



Sp. 1. Poltnoe scolopendrina, Savigny, Byst. Annel. p. 25. 



This fine species, at least 4 inches in length, is a native of the 

 coasts of France as well as England. 



Hah. Ealmouth {Mus. Brit.), 



Sp. 2. Poltnoe longissima. 



Eumolpe longissima, Blainville, Diet. Sc. Nat. Ivii. 459, Atlas, pi. 10. 

 f. 3. 



M. Audouin and Milne-Edwards notice this species in their 

 ' Hist. Nat. Littoral de la Prance,' quoting Blainville' s specific 

 name and figure, but regret that it had not been more fully de- 

 scribed. I have not seen the species. 



Hah. Coast of Genoa, Blainville. 



Sp. 3, Poltnoe Blainytllii, M.-Edwards, Littoral de la France, 

 p. 94 ; Gruhe, JFamil. der Annelid, pp. 37 and 120. 



Eumolpe scolopendrina, Blainville, Diet. Sc. Nat. Ivii. 459, Atlas, pi. 

 10. f. 2. 



Hai. Unknown. 



Sp. 4. Poltnoe eleg-ans, Gruhe, Actin. EcMnod. Wilrm. des 

 Adriat. iind Mittelmeers, p. 85. 

 Hah. Adriatic and Mediterranean Seas Gruhe. 



