vil 
2. On some Mammals collected by Capt. H. N. Dunn, 
R.A.M.C., in the Soudan. By Oxprietp Tuomas, 
US EvsS eau ne eee pret ole «d\artoctaqise sataste soso coin eaena au San escebines 
3. On a Collection of Turbellaria Polycladida from the Straits 
of Malacca. (Skeat Expedition, 1899-1900.) By F. F. 
Laipiaw, B.A.Cantab., Assistant Lecturer and Demon- 
strator in the Owens College. (Plate XXIII.)............ 
4. On the Phylogenetic Cause of the Transposition of the 
Testes in Mammalia: with Remarks on the Evolution 
of the Diaphragm and the Metanephrie Kidney. By 
W. Wooptanp, University College, London 
5. On the Geographical Distribution of Spiders of the Order 
Mygalomorphe. By R. I. Pococn, F.Z.8. ............... é 
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