BIBLIOGRAPHY. 



253 



1851 (Continued). 



(81.) On Fossil ruminant ungulates^ Oirodon priscum, Oreodon ^srracile, axn\ 



Cotylops speciosa, Leidy. Proc. A. N. S., Phila., vol. 5, pp. 237-239. 

 (82.) Helminthological contributions. Xo. 3. Proc. A. N. vS., Phila. vol s 



pp. 239-244. 

 (S3.) On Plumatclla diffusa, a branching fresh water ciliated polyp. Proc. 



A. N. S , Phila., vol. 5, pp. 261-262. 

 (84,) On the Gordiacese. Proc. A. N. vS., Phila., vol. 5, pp. 262-263. 

 (85.) Description of Crisfatc/Ia inaq^Hifim. Proc. A. N. S., Phila., vol. 5 pp. 



265-266. 

 (86.) Observations upon the ova of Gordius aqiiaticiis. Proc. A. N. S. Phila 



vol. 5, p. 266. 

 (87.) New species, Gordius acjuatiiii.';. Proc. A. N. S., Phila.. vol. 5, p. 27s 

 (88.) Observations on the Cranium of Oreodoii robust it ni fossi/is and Rhinoceros 



occidentalis. Proc. A. N. S., Phila., vol. 5, p. 276. 

 (89.) Remarks on Ardodon, a new fossil mammalian. Proc. A. N. S. Phila 



vol. 5, p. 27S. 

 (90.) Description of Spougilli fraoilis. Proc. A. N. S., Phila., vol. 5, p. 278. 

 (91.) Corrections and additions to former papers on Helminthologv. Proc. 



A. N. S., Phila., vol. 5, pp. 2S4-290. 

 192.) On the Crocodi/us auticjitus, an extinct new species of crocodile. Proc. 



A. N. S., Phila., vol. 5, p. 307. 

 (93.) Descriptions of Balccna palceaUantica and Jialcrna prisca, Leidy, based 



on fragments of fossil bones from the Miocene formation of Viro-inia. 



Proc. A. X. S., Phila., vol.5, pp. 308-309. 

 (94.) On some fresh water polyzoa, Pedinatella, f'nta/elia. Laid}'. Proc. A. 



X^. S., Phila., vol. 5, pp. 320-322 Illustrated. 

 (95.) Descriptions of a number of fossil reptilian and mammalian remains 



found in the green sand of New Jersey : Ciino/iasaurus uiagnus, Dis- 



cosaurus vetustus, Priscodelphinus harlani, Priscodelphinusgrandcevus, 



Crocodylus fasiioiatus ; Eiiiys Oiveni , all Leidy. Proc. A. N. S.. Phila.. 



vol. 5, pp. 325-328. 

 (96.) Fossils from the green sand of New Jersey : Chelonia grandcrva, Triony.v 



priscus, Machairodus prinuevus, Leidy. Proc. A. N. S., Phila., vol. 



5, pp. 329-330. 

 (97.) Remarks on Accratlieriuui. Proc. A. N. vS., Phila., vol. 5, p. 331. 

 (98.) Contributions to Helminthology. Proc. A. N. S., Phila., vol. 5, p. 349. 

 (99.) On the organization of the Genus Gregarina of Dufour, read January, 



1851, pp. 233-240. 2 plates. Tran.s-Anierican Philosophical Society. 



Published in 1853. 

 (100.) Some observations on Neynatoidea iinper/t'cia, and description of three 



Parasitic Infusoria, read January, 1851, pp. 241-244. i plate. Trans. 



American Philosophical Society. Published in 1853. 

 <ioi.) Crocodylus aniiquus. Description of a new species of Crocodile from 



the Miocene of Virginia. Jour. A. N. S., Phila., vol. 2, p. 135. 



1852. 



( 102.) The Cetacean remains which he named Priscodelphinus are the first relics 

 of mammals that have been found in the Cretaceous group. Proc. 

 A. N. S., Phila., vol. 6, p. 3. 



