316 RECORD OF SCIENCE FOR 1887 AND 1888. 



79. Falleniutim;, E. 1>K. Note on "Fossil trnnk of ;i treo in liydroniicii or sericitic 



<i;nciss." Aiucr. Jonin. S., vol. xxxiii, p. 158. Febrnaiy, 1887. Now Haven. 



80. FoERSTK, A. F. The Clinton group of Ohio. Bull. Dcuisou Univ., vol. ii,pt. I, 



pp. 89-110. May, 1887. Granville, Ohio. (Continued from vol. i.) 



81. The Clinton group of Ohio. Part iii. Bryozoa. Bull. Denison Univ., vol. 



II, pt. II, pp. 149-176, pis. XVI, xvii, XVIII. 1887. Granville, Ohio. 



82. Recent methods in the study of Bryozoa. Science, vol. x, pp. 225, 226. 



1887. New York. 



83. Flint Ridge Bryozoa. Bull. Denison Univ., vol. ii, pt. i. Appendix iii, 



pp. 71-88. May, 1887. Granville, Ohio, 



83rt. Notes on Illajni. 15th Ann. Rep. Geol. Nat. Hist. Survey Miun., pp. 478- 



4r<l, figs. 1,11,111. 1887. Minneapolis. 



84. Notes on Paleozoic Fossils. Bull. Denisou Univ., vol. iii, pt. ii, pp. 117- 



133. 1888. Granville, Ohio. 



85. Notes, on a geological section at Todd's Fork, Ohio. (Illustrated.) Anier. 



Geol., A'ol. II, pp. 412-419. December, 1888. Minneapolis. 



66. FoORD, Arthur H. Note on the genus Act'moceras, with particular reference to 

 specimens in the British Museum, showing the perforated apex of the Siphun- 

 cle. Geol. Mag. (new ser.), dec. iii, vol. v, pp. 487-489, and wood-cuts. 1888. 

 London. 



87. On the genus Piloceras, Salter, as elucidated hy examples lately discovered 



in North America and Scotland. Geol. Mag., n. s., dec. iii, vol. iv, pp. ,541-546. 

 1887. London. 



88. Ford, S. W. Notes on certain fossils discovered within the city limits of Quebec 



Trans. N.Y. Acad. Sci., vol. VII, pp. 2-5. 1888. 



89. Gaudry, Albert. " On the gigantic dimensions of some fossil mammals." Na- 



ture, vol. xxxviii, p. 386. 1888. London. 



90. Glass, Rev. Normax. On the principal modifications of the spirals in the fossil 



Braohiopoda. Geol. Mag. (u. s ), dec. iii, vol. v, pp. 77-80. 1888. Loudon. 



91. Gratacap, L. p. Preliminary list of Paleozoic fossils found in the drift of Stateu 



Island. Proc. Staten Island Nat. Hist. Assoc. .lanuary, 1887. 



92. The Eozoonal rock of Manhattan Island. Alner. Journ.,vol. xxxiii, pp. 



374-378. May, 1887. New Haven. 



93. Hall, James. Description of new species of Fewcsfe^/Wrc of the Lower Helder- 



berg, with explanations of plates illustrating species of the Hamilton group, 

 described in the report of the State geologist for 1886. 41st. Ann. Rep. State 

 Mu8. Nat. Hist., pp. (two pages not numbered following p. 390) and pis. viil 

 to XV. 1888. Albany. 



94. Note on the occurrence of the Dictyospougida^ in the State of New York. 



6th Ann. Rep. State Geologist, N, Y., pp. 36-38, and map. 1887. Albany. 



95. Descriptions of Fenestellidfe of the Hamilton group of New York. 6th 



Ann. Rep. of State Geologist, N. Y., pp. 41-70, 7 ]i]ates. 1887. Albany. 



96. ".Note on the discovery of the skeleton of an Elk (Elaphus [sjc] Canaden- 

 sis) in the town of Farmington, Ontario County, New York." 6th Ann. Rep. 

 State Geologist, N. Y., p. .39. 1887. Albany. 



97. Corals and Bryozoa. Text and plates, containing descriptions and figures 



of species from the Lower Heldex'berg, Upper Ilelderbeig, and Hamilton groups, 

 by James Hall, State geologist and paheontologist, assisted by George B. Simp- 

 son. Geol. Surv. State of N. Y., Paheontology, vol. vi, pp. i-xxvi, 1-298, pis. i- 

 Lxvi. 1888. Albany. 



98. Text and plates, containing descriptions of the Trilobites and other Cru- 

 stacea of the Oriskauy, U])per Helderberg, Hamilton, Portage, Chemung, and 

 Catskill groups, by .lames Hall, State geologist and paheontologist, jissisted by 

 John M. Clarke. Geol. Surv. State of N. Y., Palaontology, vol. vii, pp. i-lxiv, 

 1-236, 41 plates, i-xxxvi. 1888. Albany. 



