A New Case of Bertiella Studeri in a Human Being *Baylis (1929) gives B. satyri as a synonym of B. studeri, and the writer has followed this nomenclature in the present paper.

(From the Hookv>orm Research Laboratory, Calcutta School of Tropical Medicine ancl Hygiene, supported by the Indian Jute Mills Association.) A portion of a tapeworm was sent by Capt. N. N. Ghosh of Naryanganj for identification. The history was that a boy eight years of age had been passing similar bodies at intervals of a week or so for some timepast. The specimen consisted 14 segments of a tapeworm and it was 8 mm. in length and 10 mm. in breadth. It was fully gravid and all organs except the uterus, loaded with eggs, had disappeared. Eggs removed from the specimen had the appearance of the eggs of 1 Icrticlla studeri and their dimensions corresponded with those given by Chandler (1925) for the eggs of this species. At the request of the writer Capt, Ghosh treated the patient with Ext. Filix Mas and almost the complete worm was recovered. It measured 28.9 cm. in length, and the posterior 4 cm. were 14 mm. in breadth. The head was