8 Records of ihe Indian Museum. [Vol. XY, 



[This species is entirely terrestrial in habits, hiding under stones and 

 recumbent tree trunks.] 



Recorded from ? Madras ; ? Coonoor ; Purneah, Bihar ; S. Africa ; 

 Madagascar ; Seychelle Islands. Represented in the collection of the 

 Zoological Survey of India from Meerut, United Provinces of Agra and 

 Oudh ; Purneah district, Bihar ; and on board ship off Coconada, Madras 

 Coast. 



Family HYDROMETRIDAE. 



[G^erm /^mto??, Kirk., is the only species of this family that I have 

 seen in large numbers on the pond in the middle of the island. It is 

 not, however, a constant inhabitant, though it was common in July, 

 1916. I could not find a single specimen in July, 1917.] 



Mesovelia mulsanti, Buch. White. 



1879. Mesovelia mulsanti, Buchanan White, Tr. Ent. Soc. Lond., p. 268. 



1884. Mesovelia bisignata, Uhler, in Kingsley's Stand. Nat. Hist. II, p. 273, f. 324. 



1893. Mesovelia bisignata, Uhler, Proc. Zool. Soc. Lond., 1893, p. 706. 



1898. Mesovelia mtdsanii, Champion, Biol. Centr. Amer. Rhyn. II, p. 123, pi. vui, 



ff. 10 and 11. 

 1900. Mesovelia orientalis, Kirkaldy, Ann. Mus. Civ. Gen. XL, p. 808. 

 1904. Mesovelia mulsanti. Distant, Faun. Brit. Ind. Rhyn. II, p. 169. 

 1910. Mesovelia mulsanti. Distant, Faun. Brit. Ind. Rhyn. V (Appendix), p. 137. 

 1915. Mesovelia mulsanti, Annandale and Kemp, Mem. Ind. Mus. V, p. 181. 



Barkuda, on pond in the middle of the island, 15 — ^22-vii-16, '25-vii — 

 4-viii-17. 



Recorded from Bengal : Calcutta (at light), Port Canning (brackish 

 pools), Rajshahi ; Puri, Orissa Coast ; Lucknow, United Provinces ; 

 Peradeniya, Tangalla, Ceylon ; Sumatra ; also found in North and Central 

 America, and in the x\ntilles. Represented in the collection of the Zoolo- 

 gical Survey of India from Bengal : Calcutta and Port Canning. Orissa : 

 Puri and Barkul. United Provinces : Lucknow\ Kumaon : Naini Tal, 

 ca. 6,400 ft. Madras : Ganta Sila hill near Rambha, Chilka Lake. South 

 India : Bangalore. Tenasserim : Kawkareik, Amherst district. Anda- 

 mans : Port Blair. 



Microvelia diluta, Dist. 



1909. Microvelia diluta. Distant, Ann. Mag. Nat. Hist. (8) III, p. 500. 



1910. Microvelia diluta. Distant, Fa^m. Brit. Ind. Rhyn. V (Appendix), p. 139. 



Barkuda, on pond in the middle of the island, 25-vii — l-viii-17. 



Recorded from Calcutta and Rajshahi, Bengal, and represented in 

 the collection of the Zoological Survey of India from Calcutta and 

 Rajshahi, Bengal ; Lucknow, United Provinces ; Puri, Orissa Coast ; 

 Rambha, Ganjam district, Madras Presidency. 



Gerris tristan, Kirk. 



1899. Gerris tristan, Kirkaldy, Rev. Ent. p. 88. 



1904. Gerris tristan. Distant, Faun. Brit. Ind. Rhyn. II, p. 179. 



1910. Gerris tristan. Distant, Faun. Brit. Ind. Rhyn. V (Appendix), p. 144. 



1915. Geris tristan, Annandale and Kemp, Mem. Ind. Mus. V, p. 182. 



Barkuda. on pond in the middle of the island, 25-vii — 4-viii-17. 



