6o8 



NEW YORK STATE MUSEUM 



Loxoceras, 486, 511. 

 champlainense, 500. 

 moniliforme, 446, 486, 487-88, 500, 



Sii, 51^- 

 explanation of plate, 596. 

 Loxoceratidae, 432, 486-88, 511. 



Maclurea, 399, 401. 



affinis, 399. 



magna, 400, 401, 408, 409, 485, 487. 



matutina, 505. 



sordida, 431. 

 Marcou, Jules, collections by, 426. 

 Melonoceras, 501. 

 Metoptoma, 401. 



Miller, S. A., cited, 446, 521, 527. 

 Mingan islands, fauna, 437, 443, 448, 



449, 482, 484, 485, 488, 505, 518, 521, 



525- 

 Mohawk valley, fauna, 505. 

 Murchisonia, 399, 401. 



confusa, 399. 



Nanno, 427-28, 509, 513, 516, 523, 527. 

 aulema. 428. 

 belemnitiforme, see Endoceras 



(Nanno), belemnitiforme. 

 noveboracum sp. nov., 427-28, 509, 

 512. 

 explanation of plate, 546. 



Nautilicones, 451-54. 



Nautiloidea, 396, 404-508, 509-1 1 ; 

 relations, 519-20. 



Nautilus ? champlainensis, 451, 452, 

 453, 456, 468, 469. 

 jason, see Plectoceras (Nautilus) 



jason. 

 kelloggi, 451, 452, 453, 456, 463. 

 natator, 454. 

 perkinsi, 452, 453, 469. 

 pomponius, 508, 511, 513. 

 tyrans, 454. 482. 

 undatus, 483. 



Newfoundland, Beekmantown for- 

 mation, 395; fauna, 518, 521. 



Newfoundland embayment, connec- 

 tion with Champlain basin in Beek- 

 mantown time, 525. 



Noetling, cited, 416. 



Oncoceras, 501, 503-4, 511. 



constrictum, 504. 



exiguum, 504. 



pristinum sp. nov., 503-4, 511, 512. 

 explanation of plate, 596. 

 Oncoceratidae, 500-8, 511. 

 Oneo ta formation, 519. 

 Ooceras, 495-500, 511. 



kirbyi, 495-96, 511, 512. 



lativentnun sp. nov., 495, 497-99, 

 511, 512. 

 explanation of plate, 598. 

 figure, 498. 



perkinsi sp. nov., 495, 499-500, 511, 

 512. 

 explanation of plate, 596. 

 figure, 500. 



raei, 495, 496, 511, 512. 



seelyi sp. nov., 495, 496-97, 511, 

 512. 

 explanation of plate, 604. 

 figure, 497. 



subarcuatum, 500. 

 Ooceratidae, 494-500, 511. 

 Ophileta complanata, 399. 

 Ormoceras aff. tenuifilum, see Actin- 



oceras- (Ormoceras) aff. tenuifilum. 

 Orthis, 400, 401. ' 



costalis, 400. 

 Orthoceras, 399, 401, 432-33, 509. 



allumettense, 488, 519. 



amplicameratum, 437. 



anellus, 439, 448. 



aristides, 508, 511, 513. 



balteatum, 448. 



bilineatum, 439, 443, 449, 518, 519. 



brainerdi, 405, 406. 



cataline, 508, 511, 513. 



cato, 508, 511, 513. 



catulus, 508, 511, 512. 



clintoni, 445, 446, 519. 



cornu-oryx, 449, 450. 



crotalum, 439. 



deparcum, 505. 



depressum, 424. 



diffidens, 488. 



explorator. 405, 407, 419. 



flavius, 419. 



furtivum, 445. 



lamarcki, 440, 441, 442, 519. 



