342 MINNESOTA BOTANICAL STUDIES. 



Chase. 4to. 1885. Geneva, N. Y.— Ed. III. Prepared by H. 

 H. Chase. 4to. Bound in 4 volumes. Typewritten to order for 

 Julien Deby. Unique. N. Y. 



578. Habirshaw, F. Collection of Diatomaceae. Proc 

 Boston Nat. Hist. Soc. 21:451, 452. (15Mrl882.) 1883. 



A collectioD consisting of 1,678 species presented to the Society. 



579. Hall, F. W. List of the Marine Algae growing in 

 Long Island Sound within 20 miles of New Haven. Bull Torr. 

 Bot. Club. 6:109-112. S1876. 



Ninety-five species and varieties mentioned. 



580. Hall, J. Fossil Plants of the Calciferous Sandstone. 

 Pal. N. Y. 1 : 7, 8. pi. 2. 1847. 



Palaeophycus tubularis, P. irregularis and Butliotrephis antiquata 

 described as new. 



581. . Fossil Plants ( ?) of the Birdseye Limestone. 



Pal. N. Y. 1 : 37-40. pL 8-9. 1847. 



Phytopsis tubulosum and P. cellulosum described as new. 



582. . Fossil Plants of the Trenton Limestone. Pal. 



N. Y. 1:62, 63. pi. 21, 22. 1847. 



Buthotrephis gracilis, B. succulens, Palaeophycus rugosus, and P. 

 simplex described as new species. 



583. . Fossil Plants of the Utica Slate and Hudson 



River Group. Pal. N. Y. 1:261-264. pi. 68-70. 1847. 



Sphenothallus angustifolius, S. latifolius, Buthotrephis subnodosa, 

 Palaeophycus virgatus given as a new species. 



584. . Fossil Plants of the Medina Sandstone. Pal. 



N. Y. 2 : 4-7. pi. 1-3. 1852. 



Arthrophycus harlani, Palaeophycus tortuosus described, the latter 

 as new. 



585. -. Fjssil Plants of the Clinton Group. Pal. N. 



Y. 2:18-26. pi. 5-10. 1852. 



Species in Buthotrephis. Palaeophycus, Rusophycus and Ichnophycus 

 are described, with 8 new species. 



586. . Note on some Obscure Organisms in the Roof- 

 ing Slates of Washington county. New York. 39th Ann. Rep. 

 N. Y. St. Mus. Nat. Hist, for 1885. 160. pi. 11. 1886. 



Dactyloides bulbosus Hall— The organism possibly related to the 

 marine algae. 



587. Hallock, C. Occurrence of Red Snow. Am. Mo. Mic. 

 Jour. 7:42, 43. Mrl886. 



588. Halsted, B. D. Reproduction in Fresh Water Algae 

 Am. Nat. 11:513-524. S1877.— (Bot. Gaz. 2:147. 01877.; 



