242 CLASS VII. 
tentacular cirri at the base of the head in the first segment of the 
body; two cirri in each segment. Proboscis thick, cylindrical, 
armed with two horny exserted jaws. Body elongate, with nume- 
rous segments. 
A. The dorsal pinna of the feet confluent with the ventral or 
not distinct, without branchial appendages. Lycast’s SAv., AuD. 
and Kpw. 
B. The dorsal pinna distinct from the ventral, with aciculus 
and bundle of sete at the extremity of each, and appendages or 
lacinie supplying the office of gills. Lycoris Sav., Nereis of 
Authors. - 
Sp. Nereis nuntia, Lycor. nuntia Sav. Descr. de V Egypte, Annél. Pl. Iv. fig. 3, 
Guérin Iconogr., Annél. Pl. 7, from the Red Sea; Nereis pelagica L., 
Baster Natuurk. UVitsp. 11. Tab. vt. fig.6, OERSTED Grenl. Annul. p. 175, 
Tab. Iv. figs. 53, &e. 
Heteronercis OERST. 
Sp. Heteronereis arctica OERST. 1. 1. Tab. Iv. fig. 51; Nereis grandifolia 
RatHKE, Beitr. z. Fawna Norwegens, pp. 155, &e. 
Family XI. Hunicee. Body elongate, with numerous seg- 
ments. Rudiments of feet supplied with a single pinna, a terminal 
setiferous tubercle, and two cirri. Proboscis armed with seven, 
eight or nine horny jaws. Branchie in some none (cirri supplying 
(= 
the office of branchiz), in others above the dorsal cirrus adhering to 
many segments of the body, pectinate. 
A. Branchie not distinct from the cirri. 
* Head covered by the first sezment of the body. Jaws nine. 
fo) 
Genera Aglaura SAv., Ginone Sav. 
Comp. Gusirin Iconogr. Annél. Pl. 6. 
** Head not covered by the first segment of the body. 
Lumbrineris Buatn., Aud. and Epw. Head obtusely conical, 
with tentacles either none or two inserted into small tubercles at 
the posterior margin. Jaws eight. 
Sp. Lumbrineris d’Orbygniit Aup. and Epw. Ann. des Sc, nat. Tom. XXVII. 
Pl. 12, figs. g—12 ; Lumbrineris pectinifera QUATREF., GUER. Magas. de 
Zool. 1843, Annél. pp. 6—8, Pl. 11. figs. 3—8, &e. : 
Lysidice Savy. Head broad, small, with three short tentacles. 
Jaws seven. 
A ee 
