1892.] 1 1 i [Rnschenberger. 



Annual Repokts of the Board of Regents of the Smithsonian Institution. 



Brief Review of a Memoir on tlie Cretaceous Reptiles of the United States, published in 

 the Fourteenth Volume of the Smithsonian Contributions to Knowledge. By the 

 Author, Joseph Leidy, M.D. 8vo, pp. 63-73. For the year 18G1. Washington, D. C, 

 1865. 



Written and Verbal Communications by Dr. Josepii Leidy Published in the 

 , Proceedings of the Academy of Natural Sciences of Philadelphia. 



1845. 



Notes taken on a Visit to White Pond, Warren Co., N. J., and a List of Ten Species of 



Fossil Shells collected there. Vol. 2, p. 279. 

 Verbal, Nov. 18, That his microscopic observation of a portion of a vertebra of the Fossil 



Zeuglodon shows that it has all the characteristics of recent bone. Vol. 2, p. 292. 



1846. 



Remarks on the Anatomy of the Abdominal Viscera of the Sloth, Bradypus tridactylis. 



Vol. ii, pp. 72-4, 2 figures. 

 On the Anatomy of Spectrum femoratum, Say. Vol. 3, pp. 80-1. Illustrated by 18 figures 



on 2 plates. 

 On the mechanism which closes the membranous wings of the genus Locusta. Vol. 3, 



p. 104, 1 fig. 

 Descriptions of a new genus and species of Entozoon, Cryptobia helicis. Vol. 3, p. 100, 



1 fig. [Finding that this name, Cryptobia, had been previously appropriated he 



changed it, August, 1817, to Cryptoicus.J 

 Verbal, Oct. 6, notice that he had lately detected an Entozoon [Trichina spiralis] in the 



superficial part of tlie extensor muscle of the thigh of a hog. Vol. 3, pp. 107-8. 

 On the Situation of the Olfactory Sense in the Terrestrial Tribe of Gasteropodous Mol- 



lusca. Vol. 3, pp. 136-7. 

 Verbal, April 15, remarks on the great fecundity of the Cryptogamia indicated in a 



specimen Pufifball. Vol. 3, p. 195. 



1847. 



Verbal, May 4, statement that he has observed numerous octagonal crystals, supposed 

 to be oxalate of lime, in the cellular structure of several species of Parmelia. Vol. 

 3, p. 210. 



Verbal, June 8, notice of the remains of sutures of the incisive bone distinctly trace- 

 able in the cranium of a New Hollander, then exhibited. Vol. 3, p. 217. 



Verbal , June 22, description of Distoma helicis, an Entozoon found in the pericardium 

 of Helix alternata. Vol. 3, p. 220. 



Verbal, Aug. 24, remarks on the teeth of the specimen of Squatina Dumerli exhibited. 

 Vol. 3, p. 247. 



Description and Anatomy of a New and Curious Subgenus Planaria. Vol. 3, pp. 248-51. 



Description of two new species of Planaria. Vol. 3, pp. 251-2. 



On the Fossil Horse of America. Vol. 3, p. 262, 1 plate, 6 figs. 



Verbal, Nov. 9, remarks on the slow destructiliility of Animal Tissues in certain states . 

 Vol. 3, p. 313. . 



On a new genus and species of Ruminantia, Poebrotherium Wilsonii. Vol. 3, pp. 322-0, 

 1 plate, 6 figs. 



Verbal, Dec. 14, observations, in addition, on the Fossil Horse. Vol. 3, p. 328. 



1848. 



Verbal, Jan. 11, notice that he had found an eye in Balanus rugosus, heretofore ad- 

 mitted to exist only in the larva or imperfect stage of the Cirrhopoda. Vol. 4, p. 1. 



Verbal, Feb. 15, notice of the Hair of a Hottentot boy. Vol. 4, p. 7. 



On some Peculiar Bodies in the Boa constrictor, resembling Pacinian Bodies. Vol. 4, pp. 

 27-8, 4 figs. 



