Freshwater Sponges, Hydroids & Polyzoa

PART II.

Chapter 757 wordsPublic domain

Genus HYDRA (p. 147).

25. Hydra oligactis (p. 158).

Mr. Kemp found this species common in Bhim Tal in May. His specimens, which were of a reddish-brown colour in life, appear to have been of more vigorous constitution than those taken by Major Stephenson in Lahore. Some of them had four buds but none were sexually mature.