( vii ) 



CONTENTS. 



PAGR 

 Explanation of the Plates . . . . . . . . . . . • viii 



Errata viii 



List of Members ix 



Additions to the Library . . . . . . . . . . . . xvii 



MEMOIRS. 



PAGE 

 I. Descriptions of twenty new species of Coleoptera from 



various localities. By Chas. O. Waterhouse . . 1 



II. Notes on the African SaturnUdcB in the Collection of the 

 Koyal Dublin Society. By W. F. KiKBY, Assistant 

 Naturalist, R.D.S. 15 



III, Descriptions of new genera and species of Phytophagous 



Beetles belonging to the family Cryptocephalidce, to- 

 gether with diagnoses and remarks on previously de- 

 scribed genera. By Joseph S. Baly, F.L.S., &c. . . 23 



IV. Descriptions of new species of Phytophagous Beetles 



belonging to the family EximolpidcB ; and a Mono- 

 graph of the genus Eumolpus. By Joseph S. Balt, 



F.L.S., &c 37 



V. Descriptions of new species of the genera Pseudomyrma 

 and Tetraponera, belonging to the {a,mi\y Myrinicidcs. 



By Frederick Smith ' . . . . 57 



VI. A Monograph of the Australian species of the Coleop- 

 terous family Lycidce. Bj Chas. 0. Wa-terhousb . 73 

 VII. Descriptions of new genera and species of East Indian 



TenthredinidcB. By Peter Cameron . . . . 87 

 VIII. The Geographical Distribution of Danais Archippx(s. 



By W. L. Distant 93 



IX. On "the Lepidoptera of the Amazons, collected by 

 James W. H. Trail, Esq., during the years 1873 to 

 1875. By Arthur Gardiner Butler, F.L.S., 



F.Z.S., &c .. .. 105 



X. Descriptions of new genera and of uncharacterized Species 



of HalticitKB. By Joseph S. Baly, F.L.S. .. 157 



XI. Notes upon a Strepsipterous insect parasitic on an exotic 

 species of Homoptera. By J. O. Westwood, M.A., 



F.L.S., Pres. Ent. Soc, &c 185 



XII. Notes on the genus Prosopistovia of Latreille. By J. O. 



Westwood, M.A., F.L.S., Pres. Ent. Soc, &c. . . 189 



XIII. On the Adult Larvee of the Stylopidce and their Puparia. 



By Sir Sidney Smith Saunders, C.M.G. With 

 Remarks and Figures, by Professor WESTWOOD, M.A., 

 &c., Pres. Ent. Soc 195 



XIV. On Ceratorrhina quadrimaculata (Fabr.), and descrip- 



tions of two new allied species. By II. W. Bates, 



F.L.S 201 



XV. On the Food of gaily-coloured Caterpillars. By J. W. 



Slater 205 



XVI. Descriptions of new genera and species of Crypto- 



cephalidai. By Joseph S. Baly, F.L.S. .. ' .. 211 



