340 ANALYTICAL INDEX. 



CHAPTER III. continued. 



Ova, ...- PAGE ] 19 



Dwells in fresh-water marshes, . ib. 



Plate XVI. explained, ib. 



/. PLANABIA GBAMINEA, The Grass Green Planaria, ib. 



Additional Observations, . . ib. 

 Animals numerous in a locality at one time, seem extirpated 



at another, . . . 120 



Account of specimens, . . ib. 



Propagation, . . ib. 



g. PLANAEIA CUNEUS, The Wedge Planaria, . 121 



Minute fresh-water Planaria Blackball Pond, ib. 



Description, . . ib. 



Plate XV. explained, . . ib. 



h. PLANARIA PRASINA, Grass Green Planaria, ib. 



Length, thickness, &c., . ib. 



From Blackball Pond, .... ib. 



Plate XV. explained, . ib. 



PLANARIA NIGEA, Ova, .... 122 



History in Treatise of 1814, . . . ib. 



Plate XV. explained, . . . ib. 



Note, ... ib. 



a. PLANARIA SERPENTINA, ... ib. 



Description, ...... ib. 



Taken in pools at Fenton Tower, . . . . ib. 



Plate XV. explained, .... ib. 



b. PLANOIDES FUSCA, . . . . ib. 



Its proper place in the Systema Natures not ascertained, ib. 

 Length, breadth, &c., ..... 123 



This is a marine animal, .... ib. 



Plate XVI. explained, . . . . ib. 



Concluding remarks on the Planarian race, . . ib. 



Finest black Planaria in Duddingston Loch, . . 125 



Plates XIV., XV., XVI., explained, . . 126 



CHAPTER IV. NAIS, LUMBRICUS 



No positive rules for selection, . . . 129 



