122 



NEW YORK STATE MUSEUM 



Conularia, 105^ " 



Cooperative work of the depart- 

 ment, 23^-24^ 



Corals, rugose, memoir ou, 19'. 



Cornell university, geologic depart- 

 ment, cooperation witb, ir, 24^ 



Cortland county, special investiga- 

 tions in, 8^-9^ 



Counties, localities according to, 40^- 

 44^ 



Crustaceans, collection and investi- 

 gation^ of, 11*-12^; notes on, 83^- 

 114^ 



DeKay, cited, 83^ 



Delaware county, special investiga- 

 tions in, 8'-9^ 



D€Vonic and Carbonic systems, 

 boundary, 1(P. 



Devonic and Siluric scries, bound- 

 ary, 16^ 



Devonic pliyllocaridn. 97''-l{)3*'. 



Diplacanthus, 100'. 



Diplopterus, 106'. 



Dipterus, 104^ lOG'. 



Dithyrocaris, 100\ 102^ 

 belli, 103^ 

 ? veneris, lOr. 



Dolicbopterus macrochirus, S4^ 



Eastman, cited, 88-, 103\ 109\ 

 Echinocaris, 103^ 



punctata, 98", 99^ 

 Eichwald, cited, 85'. 

 Eleutherocaris, 103". 



whittieldi, 103\ 

 Elj'^mocaris capsella, 98-, 101". 



bindii, 98". 

 Emmelezoe, 93-, 95^ 



crassistriata, 95^ 97^ 



decora, 95*-97^ 



explanation of plates, 114- 

 16. 



maccoyiana, 95^ 



tenuistriata, 95*. 



Erie county, geology, 15^ 

 Estheria membranacea, 103^-9-. 



explanation of plate, 118'. 

 or ton i, 109--10''. 



explanation of plate, 118^ 

 Eurypterid crustaceans, ll*-12^ 83'- 



114^ 

 Eury torus fischeri, 85^ 



remipes, 84^ 

 Exapinurus schrenclvi, 85', 86*. 

 Explanation of plates, 111-19. 



Field staff, personnel, 18-. 

 Field work, 6^ T. 

 Formations, index to, 45'-47^ 

 Fossils, see Paleontologic collection. 



Geikie, Archibald, cited, 104\ 10Q\ 



Gifts, 25"-27^ 



Glenn, L. C, survey of Glean and 

 Salamanca quadrangles, 10-. 



Glyptolepis, 106\ 



Grabau, A. W., work in Niagara 

 county, 15"*; special investigations, 

 24«; gifts, 26"-27^; cited, 92". 



Hall, E. B., gift, 27=. 



Hall, James, unfinished work, 5'; 

 use of name Ithaca grou[>, 8^ 



Harris, G. 1)., cooperation witli de- 

 partment, ir, 24^ 



Hartley, R. M., gifts, 20". 



Helderbergian fauna and formation, 

 age, 16-18'. 



Hemiaspis, 85^ 80'^ 87'. 



Holoptychius, 104«, 106«. 



Hudson river slates in the vicinity 

 of Alban3^ and their taxonomic 

 relations, 13--15^ 



Hyde, Eber, gifts, 26^ 



Ithaca fauna and formation, inves- 

 tigations on, 8--9^ 



Ithaca strata, phyllocarida from, 

 9T-103\ 



