VITA. 



Charles Peter Sigerf oos , son of Geo. \'l. and Nancy 

 Sicerfoos, was born the 4th. of May, 1855, near Arcanum, 

 Ohio, where he lived and attended the public schools from 

 1S72 to 1882. The fall of 18S8 he entered the Ohio State 

 University, where he spent two years in preparation, and 

 four years in college, graduating in 1889 as S.B. Since 

 graduating he has been occupied as follows: During the 

 college years 1889-91, he was Assistant in Zoology and 

 Comparative Anatomy in the Ohio State University; 1891-2, 

 Instructor in Biology in the University of Virginia; 1892- 

 5, a graduate student, and 1S95-7, Assistant in Zoology 

 and Embryology, in the Johns Hopkins University. During 

 the summer of 1S93, ho v;as v/ith the Johns Plopkins Marine 

 Laboratory in Jamaica; and during the summers of 1894-5-6, 

 at Beaufort, llorth Carolina. Ilis ciiiof subject has been 

 Zoology, and his subordinate subjects Animal Physiology 

 and Animal Pathology. 



Johns Hopkins University, 

 Baltimore , Md. 



