66 MR. F. F. LAIDLAW ON THE [Feb. 4, 



Mus. Genov. (2) x. p. 446 ; Karsch, Abh. v. d. Senckenberg. nat. 

 Gesell. XXV. 1. p. 219. 



Conimou at Kwala Aring. Widely spread in the Eastern 

 Tropics. 



Neurothemis stigmatizaks "(Fabr.). 



J!reii.rothemls stiginatizans, Kirby, Cat. Odonata, p. 7; Karsch, 

 Abh, V. d. Senckenberg. nat. Gesell. xxv. 1. p. 218. 



Plentiful at K-svala Aring. Like the last a common and 

 variable insect. 



Neurothemis disparilis Ku-by. 

 Keurotliemis disparilis, Kirby, Cat. Odonata, p. 8. 

 Two specimens from Kwala Aring. Singapore {Jiidlei/) ; 

 Boi^neo. 



Neurothemis tullia (Dru.). 



I^^eiirotkemis tidlia, Kirby, Cat. Odonata, p. 8 ; id. Journ. Linn. 

 Soc, Zool. xxiv. p. 550. 



Common ne<ir the mouth of the Kelantan River and for some 

 thirty miles up the river. A common Eastern species. 



Trithemis (?) TRiviALis (Ramb.). 



Trithemis trivialis, Kirby, Cat. Odonata, p. 18 ; id. Journ. Linn. 

 Soc, Zool. xxiv. p. 550 (1894). 



Trithemis (?) frivicdis, Selys, Ann. Mus. Genov. (2) x. p. 467 

 (1891); Kh-by, Ann. & Mag" Nat. Hist. (7) v. p. 531 (1900). 



Diplacodes trivicdis, Karsch, Abh. v. d. Senckenberg. nat. 

 Gesell. xxv. 1. p. 219. 



"Widely distributed, ranging from India and Ceylon to Japan. 

 I obtained specimens at Kwala Aring and Kota Bharu, Kelantan. 

 Taken also by Mr. Ridley in Province Wellesley. 



As pomted out by Mr. Kirby (Ann. & Mag. loc. cit.), this 

 species probably I'equires the creation of a new genus to receive it. 



Trithemis aurora (Burm.). 



Trithemis aurora, Brauer, Verb, zool.-bot. Ges. Wien, xviii. 

 p. 117 (1868); Selys, Ann. Mus. Genov. (2) x. p. 465 (1891). 



Trithemis intermedia, Kirby, Proc. Zool. Soc, 1886, p. 327, 

 pi. 33. fig. 4. 



Trithetnis yerhurii, Ku-by, Cat. Odonata, p. 18. 



Trithemis aurora, Kirby, Journ. Linn. Soc, Zool, xxiv, p. 551. 



This beautiful species was fairly common in September in 

 marshy rice-fields at LHu Aring. Mr. Ridley has collected it 

 in Singapore. 



Brachythemis contaminata (Fabr.). 



Brachythemis contaminata, Kirby, Cat. Odonata, p. 21 ; id. 



