340 ANALYTICAL INDEX. 
CHAPTER III.—continued. 
Ova, . 2 c ¢ : . PAGE 119 
Dwells in fresh-water eee : : c : ib. 
Plate XVI. explained, ¢ : 5 - ib. 
f-—PLANARIA GRAMINEA,—The Grass Green Planaria, , ib. 
Additional Observations, c 5 ¢ : ib. 
Animals numerous in a locality at one time, seem extirpated 
at another, : : : : : 120 
Account of specimens, . : 0 : : ib. 
Propagation, . c 4 . . : ib. 
g9-—PLANARIA CUNEUS,—The Wedge Planaria, : ; 121 
Minute fresh-water Planaria—Blackhall Pond, : ib. 
Description, 0 2 . 5 : : ib. 
Plate XV. explained, ¢ ¢ 2 c ib. 
h.—PLANARIA PRASINA,—Grass Green Planaria, . . ib. 
Length, thickness, &e., . : : ; ib. 
From Blackhall Pond, é : . . é ib. 
Plate XV. explained, c 3 : a ib. 
PLANARIA NIGRA,—Ova, . . ‘ : . | alae 
History in Treatise of 1814, . : : . ib. 
Plate XV. explained, . 5 , : : ib. 
Note, 5 c 0 : 5 : ib. 
a.—PLANARIA SERPENTINA, 6 : ; 6 : ib. 
Description, . : 5 : ib. 
Taken in pools at Fenton Power, 5 2 c ib. 
Plate XV. explained, . , : : : ib. 
b.—PLANOIDES FUSCA, : ib. 
Its proper place in the Systema Nau not (aeeeraaned) ib. 
Length, breadth, &., c : < < . 123 
This is a marine anion : : 6 . ib. 
Plate XVI. explained, : : : : ib. 
Concluding remarks on the Planarian race, ; ib. 
Finest black Planaria in Duddingston Loch, - ; 125 
Plates XIV., XV., XVI., explained, : c 126 
CHAPTER IV.—NAIS,—LUMBRICUS— 
No positive rules for selection, : é : 129 
