May, '09] ENTOMOLOGICAL NEWS. 217 



The Late Professor Slingerland.''" 

 BY J. H. COMSTOCK. 



Mark Vernon Slingerland, Assistant Professor of Economic 

 Entomology in Cornell University, died of Bright' s disease at 

 his home in Ithaca, March loth. His health had been failing 

 for some time, but to most of his friends his death was unex- 

 pected. 



Professor Sliugerland was born in Otto, Cattaraugus Co., 

 N. Y., on October 3, 1864. He was a son of Jacob A. and 

 Mary (Ballard) Slingerland. He was educated in the Otto 

 village school and in the Chamberlain Institute at Randolph, 

 N. Y. In 1887 he entered Cornell, and in 1892 he was gradu- 

 ated with the degree of Bachelor of Science in Agriculture. 

 He obtained special mention for special study with marked 

 proficiency in Entomology during the last two years of his 

 course. From 1890 till 1904 he was assistant entomologist in 

 the Agricultural Experiment Station, and" in 1899 he was 

 appointed Assistant Professor of Economic Entomology. 



Professor Sliugerland was a member of the Holland Society 

 of New York ; the American Association of Economic Ento- 

 mologists (of which he was president in 1903) ; the Entomo- 

 logical Association of Washington ; the National Mosquito 

 Extermination Society, and the Society of Sigma Xi (Vice- 

 President of the Cornell Chapter in 1903 and 1904), and a 

 Fellow of the American Association for the Advancement of 

 Science. 



Professor Slingerland married in 1891 Miss Effie B. Earll, 

 who was a special student in the University in 1889-91. She 

 survives him, with one daughter. 



Although Professor Slingerland has barely reached middle 

 life, he was recognized as being one of the foremost workers 

 in economic entomology, and had attained an international 

 reputation. 



He was a prolific writer ; he had published many bulletins, 

 and had contributed much to the periodical press, especially 

 to The Rural New Yorker : Country Life in America ; The 



* This obituary by Prof. Comstock appeared in the Journal of Economic F.iitoini>! 

 (2, 195, 1909), accompanied by an excellent portrait of Prof. Slingerland. 



