EURY. 



336 



creatures was at the close of Silurian times, when the Waterlime 

 deposits were made. — Mazon creek nodule, 111. XIII. 

 Eurypterus pulicaris, Salter. Dawson's Acadian Geology, 

 V//I ^^W %^ /79 1868, page 523, fig. 179, a sort 



of schrimp, found in the De- 

 vonian ^\'divA> beds at St. 

 John, JST. Brunswick. In the 

 same beds are many wings of 

 ephemeral flies (Neuropterid insects.) — VIII, IX. 



Eurypterus remipes. Vanuxeni. Report on the Geology 

 of the Third, or Middle District of New York, 

 1844, page 100, fig. 17. (See Hall's numerous 

 and elaborate figures in Pal. N. Y., Vol. 3, 

 plates 30 to 84.) — Salina (or Onondaga) forma- 

 tion, Y G. — For a^guTes see Appendix, 



Eurypterus remipes ? Conjectured by I. 0. White to be 

 in the Olean (Garland, bottom of Pottsville) Conglomerate, in 

 Venango Co., Pa. (Q, p. 72.)— X//. 



Favistella stellata. (Hall, Pal. N. Y., 1847, Vol. 1. Hudson 





river formation.) Collett's Indiana Rt. of 1881, page 378, 

 plate 44, figs. 1, 2 (drawn by Van Oleve), top and bottom 

 views of a colony of coral tubes. See Collett'slnd. Rt. of 1882, 

 page 247, plate 1, fig. 2, the lower side of acorallum deprived of 

 its skin (decorticated). Fig. 3, cross section, enlarged^ show- 

 ing the internal constitution of the several coral tubes. Fig. 4, 

 section lengthwise. — Lorraine {Hudson river) shale, Illi. 



