148 The American Geologist. September, i899 
1865. 
New genus of Jurassic Annelides (Ischyracanthus). Zeitchr. 
deutsch. geol. Gesell., vol. 17, p. 13, Berlin. 
Double Lobe-lines of Ceratites nodosus. Ibid., pp. 267-269. 
1866. 
Description of an Ancient Sepulchral Mound near Newark, Ohio. 
Amer. Jour. Sci. (2), vol. 42, pp. i-ii. 
1867. 
Discovery of additional Mastodon remains at Cohoes, New York. 
Ibid., vol. 43. pp. 115-116. 
Notice of a new Genus of fossil Sponges from the Lower Silurian. 
Ibid., vol. 44, p. 88. 
Contributions to the Mineralogy of Nova Scotia. No. i. Ledererite 
identical with Gmelinite. Ibid., pp. 362-367. 
1868. 
On the Palseotrochis of Emmons from North Carolina. Ibid., vol. 
45, pp. 217-219. 
On the Origin of the so-called Lignilites or Epsomites. Abstract: 
Proc. Amer. Assoc. Adv. Sci., vol. 16, pp. 135-143- 
On some New Fossil Sponges from the Lower Silurian. Abstract: 
Ibid., p. 301. 
On certain Efifects produced upon Fossils by Weathering. Abstract: 
Ibid., p. 305. 
Observations on the Metamorphosis of Siredon into Amblystoma. 
Amer. Jour. Sci. (2), vol. 46, pp. 364-374. i pl- 
Notice of a new and diminutive Species of Fossil Horse (Equus 
parvulus), from the Tertiary of Nebraska. Ibid., pp. 374-375. 
1869. 
Notice of some New Reptilian Remains from the Cretaceous of 
Brazil. Ibid., vol. 47, pp. 390-392. 
Description of a New and Gigantic Fossil Serpent (Dinophis gran- 
dis), from the Tertiary of New Jersey. Ibid., vol. 48, pp. 397-400. 
Description of a New Species of Protichnites from the Potsdam 
Sandstone of New York. Proc. Amer. Assoc. Adv. Sci., vol. 17, pp. 
322-324. 
On the Preservation of Color in Fossils from Paleozoic Forma- 
tions. Ibid., pp. 325-326. . 
On a Remarkable Locality of Vertebrate Remains in the Tertiary of 
Nebraska. Abstract: Canadian Naturalist, vol. 4, pp. 322-323. 
Notice of some new Mosasauroid Reptiles from the Greensand of 
New Jersey. Amer. Jour. Sci. (2), vol. 48. pp. 392-397- 
Notice of some New Tertiary and Cretaceous Fishes. Proc. Amer. 
Assoc. Adv. Sci., vol. 18, pp. 227-230. 
1870. 
Notice of some Fossil Birds from the Cretaceous and Tertiary 
Formations of the United States. Amer. Jour. Sci. (2), vol. 49, pp. 
205-217. 
