Vlll 



Plate 

 XXI. OllQ-OTOMA MiCHAELi. — Lai'va, nymph, and perfect insect, in illus- 

 tration of Mr. R. M'Lachlan's paper on the Emhidce. 



XXII. ASTTJE Meteeianus. — Figure accompanying Mr. R. B. Sharpe's de- 

 scription of this Goshawk. 



XXIII. British Poltzoa. — Illustrating Mr. C. W. Peach's observations and 

 descriptions of new species of this group. 



XXIY. Cbustaceans in Sponges. — Figures in illustration of Mr. E. J. 

 Miers's paper on species living within Euplectella and Meyerma. 



EREATA. 



Page 310, Hue 9 from bottom, p has dropped out from E. cyanocephala 



(Lath.). 

 ,, 327, top line heading table (Dr. Giinther's paper on extinct Mascarene 



Lizards), G.NewtoniisiXid G'. ■yerw* should be transposed 



and correspond in position to those in table p. 326. 

 „ 348, lines 11, 12, & 13, O, O, O should be C, C, C, in agreement with 



the contraction for genus CaUic7irous. 



