14 



PROCEEDINGS OF THE ACADEMY OF 



Ichthyology. 



Edw. D. Cope, 

 Thaddeus Norris, 

 J. H. Redfield, 

 Chas. F. Parker, 

 A. G. Reed. 



Herpetology. 



Edw. D. Cope, 

 Harrison Allen, 

 Samuel B. Howell, 

 Chas. F. Parker, 

 J. Wilson. 



Chemistry. 



F. A. Genth, 

 Robt. Bridges, 

 Edw. Goldsmith, 

 Samuel B. Howell, 

 Rachel Bodley. 



Instruction and Lectures. 

 Hector Tyndale, 

 J. Aitken Meigs, 

 W. S. W. Ruscheuberger, 

 Howard N. Potts, 

 Aubrey H. Smith. 



Library. 



Jos. Leidy, 



Chas. F. Parker, 



Geo. W. Try on, Jr., 



W. S. W. Ruscheuberger, 



J. G. Richardson. 



February 2. 



The President, Dr. Ruschenberger, in the chair. 



Twenty -eight members present. 



The following papers were presented for publication: 

 "Curious Anomaly in the History of Certain Larvae of Acro- 

 nycta Oblinita, Guenee." By Thomas G. Gentiy. 



" Notes on the Noctuidae, with Descriptions of Certain New Spe- 

 cies." By H. R. Morrison, Cambridge, Mass. 



Notes on some Parasitic Worms. Prof. Leidy remarked that 

 Mr. Henry Horn, assistant superintendent at the Zoological 

 Garden, had given to him several specimens of worms, recently 

 passed by a Bengal tiger. There are three males and eight 

 females, and they appear to be the Ascaris mystacc, which has 

 been found in many other feline species, including the domestic 

 cat and the lion. The characters of the worms from the tiger are 

 as follows: Body almost equally tapering towards the extremities. 

 Female Cephalic end inflexed, with long narrow semi-lanceolate 

 alae. Caudal end straight ; tail short, conical, subacute. Male 

 Cephalic end straight, alated. Caudal end inflexed, and furnished 

 with a row of about two dozen minute round papillae on each side 

 ventrally ; tail short, conical, acuminate. Length of females from 



