TRANSACTIONS OP THE LINNEAN SOCIETY. I. Bejwrt oil Entomostraca from the Gulf of Ouiiiea, collected by John Rattray, J3.Sc. By Thomas Scott, F.L.S., Nattiralist to the Fishery Board for Scotland. Read 2iid February, 1893. ' (Plates I.-XV.) I HE following" Report contains a Catalogue, more or less descriptive, of all the Entomostraca obtained in the tow-net gatherings collected by Mr. John E-attray, in the Gulf of Guinea, while engaged as naturalist ou board the Telegraph Steamer ' Buccaneer.' It is not necessary that I should enter into any explanation of the causes of the delay in the publication of the Report on the Entomostraca further than to state that the collections were handed over to me early in 1891, and since then all the leisure that could be spared has been devoted to their examination aud to the preparation of the followinti? Catalogue. In the preparation of the Report the author has to acknowledge the valuable aid he has received from Professor G. S. Brady, E.R.S. He is also under great obligations to the Senatus of the University of Edinburgh for the privilege of consulting the numerous works on Natural History in the University Library, and to Mr. Webster, the Librarian, who has always been ready to help in hunting up any literature wanted. My thanks are also due to Dr. T. Wemyss Fulton, of the Fishery Board for Scotland, for the active interest he has taken in the preparation of the Report ; among other things he obtained for me the privilege of consulting the valuable Natural History Works in the Library of the Royal Society of Edinburgh. The Government Grant Committee of the Royal Society of London allocated to me the sum of £20 in 1891, and again in 1892, for the purposes of this investigation ; and this enabled me to retain the services of my son, Mr. Andrew Scott, for the preparation of the drawings that accompany and illustrate the Report, which, by their acknowledged SECOND SERIES. — ZOOLOGY, VOL. VI. 1