The Sea Demons by H. M. Ebert [Victor Rousseau]
Originally published by John Long, London, 1924. Reprints the first known story of "a humanoid race with the biological characteristics of insects".
Westport, Connecticut: Hyperion Press, Inc., 1976. ISBN: 0883554623. 254 pp. 8vo. Series: Classics of Science Fiction. Very good. Paperback.