CONTENTS. 
PAGE 
Memoir of Werner, 17 
Account of the Wernerian Society of Edinburgh., 48 
Introduction, 49 
Plate I. elementary and anatomical figures, &c. 
Plate II. ditto, ditto. 
Plate III. Caterpillars, &c. 
Genus Papilto, ....... 92 
Swallow-tail Butterfly. 
Papilio Machaon. Plate IV. Fig. 1. 94 
Scarce Swallow-tail Butterfly. 
Papilio Podalirius. Plate IV. Fig. 2. . 97 
Brimstone Butterfly. 
Gonepteryx Rhamni. Plate V. Fig. 1. . 100 
Clouded Y ellow Butterfly. 
Colias Edina. Plato V. Fig. 2. . 103 
Pale Clouded Yellow Butterfly. 
Colias Ilyale. Plate VI. Fig. 1. . . . 106 
Scarce Clouded Yellow Butterfly. 
Colias Europome. Plate VI. Fig. 2. . 108 
Genus Pontia, 110 
Common Cabbage Butterfly. 
Pontia Brassicie. Plate VII. Figs. 1. and 2. 113 
