ANALYTICAL INDEX 



TO VOL. II. OF 



THE POWEKS OF THE CREATOR. 



CHAPTER I. HIEUDO, The Leech, .... PAGE 1 



The Leech known from the remotest antiquity, . . ib. 



The Medicinal Leech, .... ib. 

 The genus Hirudo, ... 



Treatises of Rawlins, Johnson, Stefano, Delle Chiaie, and Tandon, ib. 



No good illustration of the Leech, . . ib. 



The tribe absolutely sui generis, . ib. 



The Leech, in general, described, .... ib. 



1. HIRUDO MURICATA, The Skate Leech, . 



Size, form, and powers described, . ib. 

 Of a dull, dingy colour, varying from oil green to brownish, 



Has no horns, as asserted by some authors, . ib. 



Preys on the living skate and other flat fish, . . . ib. 



Cannot be induced to feed in confinement, . . ib. 



An error that the Leech lives upon suction, ib. 



It is quiescent during the day, . . 5 



Fond of society of their own species, ... ib. 



Vesicles issued from the ring of the neck of some of them, . ib. 



These, a variety of the same race, might have been mistaken for 

 short horns, ...... 



Perpetuation, ....... ib. 



The Skate Leech patient of abstinence, 



Occasionally dies of repletion, . ib- 



Plate I. explained, ..... ib. 



2. HIRUDO VITATA, The Belted Leech, . 9 



Size, form, colour, organs, &c., .... ib. 



Generally remains erect on the adhering sucker, . ib. 



Capsules, ...... 10 



VOL. II. 



