SOUTH AFRICA MEDAL. XXXVll 



continued his research, chiefly in Marine Zoology. He has, how- 

 ever, extended his work, and, with the aid of a grant from the 

 British and South African Associations for the Advancement of 

 Science, has made a collection of fresh-water tishes of South 

 Africa. With this material, together with other specimens frotn 

 various museums in South Africa, he has, in conjunction with 

 the late Mr. W. Wardlaw Thompson, F.Z.S.. now completed a 

 fully illustrated monograph of the South African Fresh-Water 

 Fishes, many new and imrecorded species being added. 



Dr. Gilchrist is an M.A. and D.Sc. of the University of 

 Edinburiih. Ph.D. of the University of Zurich, Corresponding 

 Member of the Zoological Society, London, and Honorary Mem- 

 ber of the Societe Centrale d'Agrictilture, Paris. He was Presi- 

 dent of the South African Philosophical Society, and took an 

 active part in the formation of the South African Association 

 for the Advancement of Science, of which he w-as the first Joint 

 Honorary Secretary, as also Joint Honorary Secretary of the 

 Organising Committee for the visit of the British Association 

 to South Africa in 1905. 



He is author of " South African Zoology : a Text Book 

 for Zoological Students " ; of " Reports of the Cape Government 

 Biologist, 1 895- 1904 " ; editor and part author of the five volumes 

 of " Marine Investigations in South Africa " ; joint editor of 

 " Science in South Africa " ; translator of " Monism," by Prof. 

 Ernest Haeckel : and author of numerotis papers in scientific 

 ptiblications, of which the following is a list of the more im- 

 portant : — 



Pallcal Complex oi DolabcUa. {Proc. Roy. Snc Ed.) 



Torsion of the Molluscan Body. (Proc. Roy. Soc. Ed.) 



Beitrage siir Kenntis der Anordung Correlation und Funktion der j\[an- 



telorgane der Tectiliranchiata. (Jciiaisclic Zeitschrlft.) 

 On the Group of the Aplysiida?. with Description of a New Species. {Ann. 



and Mac/. Xat. Hist.) 

 Note on the Minute Structure of the Nervous System of tlie Molhisca. 



(Joitni. Li II II. Soc.) 

 The Genus Paraplvsia, with description of a New Species. ( Trans. .S. .Ifr. 



Phil. Soc.) 

 New Forms of the 1 lemichordata from S. Africa. (Trans. S. Afr. Phil. 



Soc.) 

 Catalogue of Fislies recorded from S. Africa. (Mar. Inv. in S. Africa. 1.) 

 Ohservatioiis on ilic Temperature and Salinity of the Sea around the 



Cape Peninsula. (Mar. Inv. in S. Afr. 2.) 

 South African Fishes. (Mar. Inz'. in .S". Afr. 2.) 

 Currents on the Soutli African Coast. (Mar. Inv. in S. Africa. 2.) 

 The Development of South .African Fishes. (Mar. Inv. in S. Afr. 2 



and 3.) 

 Description' of New South .African Fishes. (Mar. Inv. in S. Afr. 2.) 

 Description of New South .\frican Fishes. (Mar. Inv. in S. Afr. 3.) 

 Description of Fifteen New South African Fishes, with Notes on other 



Species. (Mar. Inv. in S. Afr. 4.) 

 New Forms of the Hemichordata from S. Africa (Mar. Inv. in S. .4fr. 



5.) 

 On Two New Species of Ptychodera. (Ann. S. Afr. Mus. 6.) 

 A Free-swimming Nauplioid .Stage in Paliniinis. (.Jonrn. Linn. Soc.) 



