Ruschenberger.] i I O [April 1, 



Verbal, Sept. 20, account of a fossil crocodile, which he named Crocodilus Elliott! ; re- 

 marks on Umatella and Mauayunkia. Vol. 22, pp. 100-2. 

 Verbal, Oct. 4, reference to a small collection of fossils from Wyoming, most of which 



pertain to Merycochcerus. Vol. 22, pp. 109-10. 

 Verbal, Oct. 18, remarks on some fossil remains which belong to Oreodon. Vol. 22, 



pp. 111-3. 

 Verbal, Oct. 25, observations in reference to several boxes of fossils from Fort Bridger, 



among which were Microsus cuspidatus and Notharctus tenebrosus, etc. Vol. 22, 



p. 113. 

 Verbal, Nov. 1, notice of Graphiodon vincarins. Vol. 22, p. 122. 

 Verbal, Nov. 8, descriptions of fossil spscies : Emys Jeauesi, Emys Haydeni, Baena 



arenosa, Saniwa ensidens. Vol. 22, pp. 123-4. 

 Verbal, Nov. 15, observations on fossils submitted for examination by Prof. J. D. Whitney, 



among which are fragments representative of the llama, camel, Hipparion anJ Pro- 



tohippus. Vol. 22, pp. 125-7. 



1871. 



Verbal, Feb. 6, remarks on fossil bones from California. Vol. 23, p. 50. 



Verbal, March 21, notice of Ttenia canallata. Vol. 23, p. 53. 



Verbal, April 18, observations on extinct turtles from Wyoming. Vol. 23, p. 102. 



Verbal, May 9, remarks on polydactylisra in a horse. Vol. 2J, p. 112. 



Verbal, May 16, observations on some fossil remains of Mastodon and horse in North 

 Carolina; and of mammals from Wyoming. Vol. 23, pp. 113-6. 



Verbal, June 5, on fossil Testudo of Wyoming ; on supposed fossil turtle eggs ; and on gar- 

 nets from Green's creek, Delaware Co., Pa. Vol. 2 5, pp. 151-5. 



Verbal, July 4, on some fossils from Fort Bridger. Vol. 23, p. 197. 



Verbal, Aug. 1, on Mastodon remains from California ; on Anchitherium. Vol. 23, 

 pp. 198-9. 



Verbal, Aug. 8, on fossil vertebrates from Wyoming. Vol. 23, pp. 228-9. 



Verbal, Aug. 29, on extinct Rodents. Vol. 23, pp. 130-2. 



Verbal, Oct. 10, on the minerals of Mount Mica. Vol. 2;^), pp. 24.5-7. 



Verbal, Oct. 17, on fossils from Oregon. Vol. 23, pp. 247-S. 



Verbal, Nov. 21, on the communication of contagion by flies. Vol. 23, p. 297. 



Verbal, Dec. 12, on several worms. Vol. 23, pp. 303-7. 



1873. 



Verbal, Jan. 2, that Dr. C. S. Turnbull had found a mite on the membrana tympani of an 



ox. Vol. 24, p. 9. Named Gamasus auris, p. 138. 

 Verbal, Feb. 4, notices of Corundum, and of fossils from Wyoming. Vol. 24, pp. 19-21. 

 Verbal, April 2, in reference to extinct mammals from the Tertiary of Wyoming. Vol. 



24, p. 37. 

 Verbal, April 9, in reference to fossils from Niobrara river. Vol. 24, p. 38. 

 Verbal, June 11, in reference to a Mastodon of New Mexico. Vol. 24, p. 142. 

 Verbal, July 2, on the genus Chisternon and some Cretaceous flshes. Vol. 24, pp. 162-3. 

 Verbal, July 9, on Artemia Salina from Salt Lake, Utah ; and on fossil shark-teeth. Vol. 



24, pp. 164-6. 

 Letter dated Fort Bridger, Tlinta Co., Wyoming, July 24, 1872, from Dr. Leidy to Mr. G. 



W. Tryon, Jr., in reference to fossil mammals found there. Vol. 24, pp. 167-9.* 

 Verbal, Sept. 3, in reference to ants obsers'ed at Fort Bridger. Vol. 24, p. 218. 

 Verbal, Sept. 10, about mineral springs in Wyoming and Utah. Vol. 21, pp. 218-20. 

 Verbal, Oct. 1, in reference to a recently opened corundum mine in Chester Co., Pa. 



Vol. 24, pp. 238-9. 



* Dr. Leidy sent a copy of this letter to The American Jour, of Science and Arts, be- 

 cause in it he referred to Elasmosaurus platyurus, Cope. 



