788 



XEW YORK STATE MUSEUM 



Crossing canal, 484, 536, 550. 

 Oryptograptus, 498, 731, 732. 



antennarius, see Climacograptus? 

 ( Oryptograptus) antennarius. 



hopkinsoni, 732. 



tricornis, 491, 732, following p.503. 

 Ctenograptus, 537. 

 Cumings, E. R., cited, 526, 534. 

 Cups, 485. 

 Cysts, 521. 



Dalarne, Sweden, graptolite fauna, 505, 



507, 636, 681. 



Dale, T. N., cited, 496; mentioned, 601; 



collections by, 618, 646. 

 Dalecarlia, graptolite fauna, 647, 657. 

 Dames, W., cited, 461, 592, 603. 

 Darriwill series, 744. 

 Dawson, cited, 492, 601 ; mentioned, 608. 

 Dawsonia, 495, 508, 521, 574, 735-40. 



acuminata, 738, 739, 741. 



campanulata, 739. 



monodon, 506-7, 574, 737, 740, 741^2. 

 explanation of plate, 783. 

 figure, 742. 



rotunda, 739. 



tenuistriata, 739. 



tridens, 506-7, 574, 740, 741. 

 explanation of plate, 783. 

 Dease river, graptolite fauna, folloimng 



p.503. 

 Deep kill, Goniograptus from, 471; grap- 

 tolite fauna, 491, 494, 498, 503, 504, 506, 



508, 540, 542. 550, 555, 560, 579, 581, 583, 

 584, 589, 590, 591, 607, 608, 609, 610, 612, 

 620, 621, 623, 625, 629, 633, 636, 637, 638, 

 639, 640, 646, 648, 651, 657, 659, 661, 662, 

 664, 666, 670, 672, 673, 675, 678, 682, 690, 



694, 705, 708, 711, 712, 715, 718, 719, 720, 

 721, 722, 723, 726, 728, 729, 730, 731, 734, 

 739, 740, 741, 742, 745, following p.503. 

 Defreestville, graptolite fauna, 606, 753. 

 Dendrograptidae, 571, 572, 578-612; phy- 



logeny, 553. 

 Dendrograptidi, 546, 548. 

 Dendrograptus, 469, 477, 478, 495, 500, 

 503, 508, 536, 537, 540, 544, 546, 567, 

 571, 572, 578-79, 584, 587;phyloge- 

 netic relations of genera, 553. 

 sp., 499, 744. 

 sp. nov., 581, 582. 

 (Callograptus?) diffusus, 586, 

 divergens, 580. 

 erectus, 581.. 

 flexuosus, 504-5, 572, 579-80, 583. 



explanation of plate, 754. 

 fluitans sp. nov., 504-5, 572, 582-83. 



explanation of plate, 754. 

 fruticosus, 580. 

 cf. gracilis, 579. 

 hallianus, 578, 582. 

 serpens, 581. 



succulentus sp. nov., 504-5, 572, 578, 

 580, 581-82. 

 explanation of plate, 754. 

 figures, 581, 582. 

 Dendroid, 522. 



Dendroidea, 477, 483, 488, 495, 497, 500, 

 503, 509, 513, 514, 515, 521, 522, 523, 526, 

 529, 535, 536, 537, 539, 544, 546, 567, 570, 

 i 571, 572, 578-612; synoptic table of 

 range of genera, 508 ; relation to Grap- 

 I toloidea, 548-49 ; phylogenetic relations 

 of genera, 553. 

 Denticles, 485. 

 Descriptions of graptolites, 578-734. 



