1918.] C. Paiva: RlnjnrJiota of the tnle Lale. 23 



This species was originally described from Pundaluoya, Ceylon, 

 and it has also been recorded from the Philippine Islands. It has 

 not, however, hitherto been found in Continental India. 



Gerris nepalensis, Dist. 



(rfrris nepnlensis. Distant, Faun. Brit. Ind., B/ii/ii. X (A]ipt'iidi.\), p. H'.i. 



Several specimens, both jMnned and in alcohol, from various localities 

 as detailed below : — 



Swamp at the head of the Inle Lake, Yawnghwe State, 20-ii-1917. 

 Marginal zone of the Inle Lake at Fort Stedman, Yawnghwe 



State, 28-ii-1917 and 2— 3-iii-1917. 

 Canal, Than-taung, west side of the Inle Lake, Yawnghwe State, 



28-ii-1917. 

 Hsamonghkam (Thamakan), 4,000-4,500 ft., 13— 14-ii-1917. 



This appears to be a very common and widely distributed species. 

 Specimens from various locahties in Nepal, the United Provinces and 

 from Kawkareik, Tenasserim. are in the collection of the Zoological 

 Survey of India. 



Gerris fossarum (Fabr.) 



Gerrii fosmnnti. Distant, Faun. Brit. Ind., B//i/n. II, j). 178 ; id. ibid., V (Appen- 

 dix)" p. U2. 



This species was rather common on the lake itself and several speci- 

 mens were obtained on the 2— 3-iii-1917. Some also were got in the 

 canal at Than-taung, Yawnghwe State, 28-ii-1917. 



It has been previously recorded from Bombay and Bengal in India, 

 and from Malacca, the Philippines, China and Australia. 



Gerris nitida (Mayr.) 



Gerris nitida, Distant, Faun. Brit. Ind., Rhyn. II, p. 178 ; id. ibid., V (Appendix), 

 p. 142. 



Two specimens from the marginal zone of the Inle Lake, 2 — 3-iii- 

 1917 and one from the edge of the Inle Lake at Fort Stedman, Yawn- 

 ghwe State, 28-ii-1917. 



This species is found nearly all over India, Burma and Ceylon. 



Gerris tristan, Kirk. 



Gerris tristan. Distant, Faun. Brit. Ind., Rhyn. il. \t. 179 ; id. ibid., V (A])peudix). 

 p. 144. 



Seven specimens from the marginal zone of the Inle Lake, YaAvn- 

 ghwe State, 2— 3-iii-1917. 



Originally described from Ceylon, but now knoAvn to occur in India 

 and Burma also. 



Gerris paludum. Fab. 



Gerris pal udum. Distant, Faun. Brit. Ind., Rhyn. II, p. 180. 



Two pinned macropterous specimens from the canal at Than-taung, 

 Yawnghwe State, 28-ii-1917, and two in alcohol from a small stream, 

 Hsamonghkam (Thamakan), 4,000-4,500 ft., 13— 14-ii-1917. 



