458 THE AMERICAN NATURALIST. [VoL. XXXIII. 
versity of Lund, Sweden.— Dr. L. Bohmig, professor extraordinarius 
of zoélogy in the University of Graz.— Karl Brischke, director of the 
botanical garden at Thorn. — Dr. Capitan, professor of prehistoric 
anthropology at Paris. — Dr. Friedrich Dahl, assistant in the zodlogi- 
cal museum in Berlin. — Dr. Dannenberg, of Aachen, professor of 
mineralogy and geology in the mining school at Clausthal, Germany. 
— Dr. Rudolf Disselhorst, professor of animal physiology in the Uni- 
versity of Halle. —Dr. Max von Frey, professor of physiology in the 
University of Zürich. — Dr. Thaddeus von Garbowski, of Vienna, 
privat docent for zodlogy in the University of Cracow.— M. Gravier, 
` assistant in the Museum of Natural History at Paris. — Dr. E. Hallier, 
- of Munich, assistant in the Botanical Museum at Hamburg. — Dr. 
Hans Held, professor extraordinarius of anatomy in the University 
of Leipzig. — Mr. W. B. Hemsley, curator of the Kew Herbarium. — 
Dr. Hettner, of Tiibingen, professor of geography in the University 
of Wiirzburg. — Dr. Casimir Kwietnewski, assistant in the museum 
of zodlogy and comparative anatomy of the University of Messina. 
— Alberto Lofgren, director of the botanical gardens at Sao Paulo, 
Brazil. — Professor D. T. MacDougal, of the University of Minne- 
sota, director of the laboratories in the New York Botanical Garden. 
— Dr. A. Manrizio, assistant in botany in the Agricultural School in 
Berlin.— Dr. Ernst Mehnert, of Strassburg, privat docent for anatomy 
in the University of Halle. — A. S. Miller, geologist to the Idaho 
Experiment Station. — Dr. Alois Mrazek, privat docent for zodlogy 
_ in the Bohemian University at Prag.— Dr. Adolf Osterwalder, assist- 
ant in the vegetable physiological laboratory of the Agricultural 
Station at Wadensweil, Switzerland.— Dr. Pelikan, professor extraor- 
dinarius of mineralogy in the German University at Prag. —Dr. Hans 
Rebel, privat docent for zoology in the Vienna Agricultural School. 
— Dr. Bernard Schmid, privat docent for botany in the University 
of Tübingen. — Dr. L. S. Schultze, assistant in the zodlogical insti- 
tute of the University of Jena.— Professor D’Arcy W. Thompson, of 
Dundee, member of the Fishery Board for Scotland. — Alexandro 
Trotter, assistant in the Padua Botanical Gardens. — Dr. Carl Freiherr 
von Tubeuf, director of the botanical laboratory in the Berlin Experi- 
ment Station. — Dr. Karl Wehmer, privat docent for mycology in the 
Hannover Technical School, titular professor.— Dr. Franz Werner, 
privat docent for zodlogy in the University of Vienna. — Dr. N. Wille, 
curator of the museum and herbarium of the University of Christiania. 
— Dr. A. Zalevski, privat docent for botany in the University of 
Lemberg. 
