ANALYTICAL INDEX. 
CHAPTER V.—continued. 
§ 6. 
ae 
$9. 
§ 10. 
Dwells among the sands of the shore, : PAGE 
Plate XXII. explained, 
NEREIs ARIES,—Ram’s Horn Nereis, 
Animal described, 
Swims by contortions, 
Plate X XII. explained, 
NEREIS REMEX, PHYLLODOCIA LAMINOSA— 
Impossible to be recognized under the various nomenclature, 
This is the largest of the tribe, 
Character distinct, 
Description, 
Colour a fine green, 
Lurks in concealment during the day. 
Food, é 
The mechanism of this cesar wonderfal 
Liable to rupture—regeneration, 
A small active Nereis not uncommon, 
Its form and parts described, 
Account of several specimens, 
Young of the Paddle Nereis, 
Plate XXIII. explained, 
. NEREIS ELLIPSIS, 
Length, breadth, &c., 
Colour greenish, 
Plate XX., 
Nereis rutgens—Iridescent Nereis—Nereis des Beau- 
condray, Andouin, et Edwards— 
Animal described, 
Rupture so common that few Eukinor specimens can be piamed 
Enveloped by a thin transparent tube, 
It is a littoral Nereis, 
Propagation, 
Plate XXII. explained, 
Nereis routata,—The Leaf Nereis, 
Great difficulty in identifying the Nereids, 
Length of the Leaf Nereis, . : 
Account of specimen, 
Colour reddish, . : < . : 
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