26 FAUNA OF A MADUAS POND AND ITS VARIATIONS. 
Pelomyxa viridis first seen, Mesostomum flourisliedj 
Daphnia reticulata first seen. 
Februaky.— Temperature : Max. 92°— Miu. 63°; Weather: 
fine. 
Pelomyxa and Mesostomum continued, Oligochoet worms 
began to reproduce asexually, Mow a Fischeri first seen. 
March. — Temperature: Max, 95° — MiD.72°; Weatlier : 
fine. 
Pelomyxa and Mesostomum continued, Oligoclioeta re- 
producing asexually with great vigour, Microstoma repro- 
ducing asexually, Ifowz a bearing both Epliippial and Agamic 
eggs, Planaria first seen. 
April. — Temperature : Max. 104^ — Min. 74° ; Weather : 
fine. Oligochoeta began to decline in number, Eotifera 
abounded, Microthrix rosea first seen. 
May.—' J'emperature: Max. 109°— Min. 80^; Weather: 
fine. 
Oligochoeta very scarce, JElosovia and Pristina entirely- 
absent. 
June. — Temperature: Max. 103° — Min. 72°; Weather: 
rainy, cloudy and stormy, rainfall 4'87 inches. 
Pelomyxa disappeared, Dero and Nais very scarce in- 
deed, jFJlosoma and Pristina absent. 
July. — Temperature : Max. 96*^ — Min. 73° ; Weather : 
cloudy and rainy, rainfall 7*2 inches. 
The same state of things prevailed as in June. 
August, — Temperature : Max. 95"^ — Min. 74""; AN'eather : 
cloudy and rainy, rainfall 2'14 inches. 
Oligochuita began to inci-ense in nnmber,. the species 
of Branchiopod appeared. 
Sei'TEMbkr. — Temperature : Max. 97° — Min. 75°; Weather : 
cloudy, rainfall 2*72 inches. 
