530 Mr. W. F. Kiiby on Odonnta from Hainan. 



IV. Mxis minutus minimus. 



Mils }ni7ihniis, (Jilbert White, Natural History of Selborne, pp. 33, 34, 



30, & 43 (1780). 

 ^fus messonus, R. Kerr, Animal Kingdoiu, p. 230 (1792). 



An account of this form has been given in my paper 

 already alluded to. 



V. Mus minutus pratensis. 



Mils pratetms, F. L. R. tie Ockskav, Nov. Acta Leopold. -Carol, xv. 2, 



p. 24.".. tab. Ixviii. (1831). 

 Mus arundimceus (Petenyi), C. Chvzer, Eel. Pet. Termes-Fuzetek N. 



p. 01 (1881). 



Hah. Western Hungary and Roumania (specimens seen 

 from Czalokoz-somorja, plains of West Central Hungary, 

 and from Gageni, Roumania). 



Distinguishing characteristics. See my previous paper. 



The dimensions of a female brought home by the late 

 W. Dodson from Gageni, Roumania, where it was caught 

 in an oat-rick on April 16th, 1899, are: — Head and body 

 63 millim. ; tail 55 ; hind foot 14*5 ; ear 9. 



LXX. — Oil a small Collection of Odonata (Dra(/ on flies) from 

 Hainan, collected bi/ the late John Whitehead. By ^^'. F. 

 KiKBY, F.L.S., F.E.S., &c. 



[Plate XII.] 



Hainan, a large island lying off" the extreme south of conti- 

 nental China, is quite a new locality for dragonflies ; and 

 although the collection before me, which Mr. John T. 

 Thomasson has kindly presented to the Natural History 

 Museum, includes only fourteen species, yet, of the four 

 species which I have described as new, two ai-e the types of 

 new genera and one of them is a remarkable form of quite 

 extraordinary interest. Besides these, one or two of the 

 other species are perhaps new, but the material obtained is 

 insufficient to render it advisable to describe them. 



In this and future papers I propose, in the case of known 

 species, to quote the original reference, and my own Catalogue 

 of Odonata, when no alterations or additions are required, 

 instead of quoting the full synonymy. 



The list of species is as follows : — 



