Emperor Underwater

Hirohito Emperor of Japan 1967. A review of the hydroids of the family Clathrozonidae with description of a new genus and species from Japan. pp. i-iv, 1-14. Publs biol. Lab. Imp. Household, Tokyo.

Hirohito Emperor of Japan 1969. Some hydroids from the Amakusa Islands. Biological Laboratory of the Imperial Household, Tokyo, 1-32 pp.

Hirohito Emperor of Japan 1971. Additional notes on Clathrozoon wilsoni Spencer. 9): 1-5, frontispiece, pls. 1-4, tab. 1. Publs biol. Lab., Imp. Household, Tokyo.

Hirohito Emperor of Japan 1974. Some hydrozoans of the Bonin Islands. 11): i-iii, 1-55, frontispiece, figs. 1-20, map. Publs biol. Lab., Imp. Household, Tokyo

Hirohito Emperor of Japan 1977. Five hydroid species from the Gulf of Aqaba, Red Sea. Biological Laboratory Imperial Household, Tokyo, pp 26, pls 1-3

Hirohito Emperor of Japan 1983. Hydroids from Izu Oshima and Nijima. Biological Laboratory of the Imperial Household, Tokyo, 1-83 pp.

Hirohito Emperor of Japan 1984. A new hydroid Hydractinia bayeri n. sp. (family Hydractiniidae) from the Bay of Panama. Biological Laboratory Imperial Household, Tokyo.

Hirohito Emperor of Japan 1988. The hydroids of Sagami Bay collected by His Majesty the Emperor of Japan. Biological Laboratory of the Imperial Household, Tokyo, 1-179, plates 1-4 pp.

Hirohito Emperor of Japan 1995. The hydroids of Sagami Bay II. Thecata. Biological Laboratory of the Imperial Household, Tokyo, 354, 13 pls pp.