800 



NEW YORK STATE MUSEUM 



Sandhurst, Victoria, Australia, graptolite 

 fauna, 621. 



Sargassum, 512. 



Sart-Bernard, graptolite fauna, following 

 p.503. 



Saxony, graptolites, 470. 



Scandinavia, graptolite fauna, 470, 492, 

 633, 657, 673; graptolite zones, correla- 

 tion table following p.503. 



Scania, Sweden, graptolite zones, 470, 488, 

 498 ; graptolite fauna, 505, 507, 602, 660, 

 669, 676, 687, 691, 695, 710, 713, follow- 

 ing p.503 ; Tetragraptus zone, 647. 



Schaghticoke, graptolite fauna, 492, 595, 

 596, 597, 601, 602, 605, 615, 616, 617, 749, 

 751, following p.503. 



Schale, 486. 



Scharenberg, W., cited, 460, 473, 475, 476, 

 509. 



Schizograptus, 537, 618. 



Schlothheim, E. F., cited, 459, 467. 



Schuchert, Charles, acknowledgments to, 

 458 ; cited, 493, 503. 



Schultze's maceration medium, 481. 



Scotland, graptolite fauna, 469, 470, 474, 

 498, 505, 507, 647, 651, 657, 660, 715, 739, 

 following p.503; Tetragraptus zone, 495. 

 ^ee also Ballantrae. 



Seaweeds, attachment to, 513. 



Sedgwick, A., cited, 459, 470. 



Sertularia, 467, 468, 477. 



Shropshire, graptolite fauna, 474, 669, 673, 

 675, 683, 691; Caradoc shales, following 

 p.503. 



Sicula, 473, 474, 484 ; term, 509 ; details of 

 structure, 520. 



Sicular end of rhabdosome, 484. 



Siculaseite, 484. 



' Sigmagraptus gen. nov., 497, 508, 537, 564, 

 j 567, 571, 573, 701-2. 



■ praecursor sp. nov., 506-7, 564, 565, 573, 

 627, 645, 702-3. 

 explanation of plate, 756. 

 figure, 702. 

 Siphonophora, 533, 577. 

 Skane. graptolite fauna, 657. 

 Skiddaw slates, graptolite fauna, 470, 498, 

 502, 505, 507, 552, 554, 555, 633, 636, 637, 

 640, 646, 648, 654, 657, 660, 669, 672, 675, 

 686, 693, 708, 710, 715, 720, 726, 729, 731, 

 734, 736, 739, folloioing p,503. See also 

 Ellergill beds. 

 Sollas, J. W., cited, 464, 540. 

 South Hartford, specimens from, 601, 

 Spencer, J. W., cited, 462, 463, 472. 

 I Staurograpsus, 467. 

 , Staurograptus, 508, 549, 573, 612-17. 

 dichotomus, 492, 493, 502, 504-5, 573, 

 601, 613, 614-17, 639. 

 explanation of plates, 750-51. 

 figure, 613. 



See also Clonograptus (Staurograp- 

 tus) dichotomus. 

 var. apertus var. nov., 561, 566, 573, 

 617. 

 explanation of plate, 751. 

 Stipes, 484. 

 Stock, 483. 



Stomatograptus, 476, 518. 

 Stromatoporidae, 577. 

 Strophograptus gen. nov., 508, 574, 716-17. 

 trichomanes sp. nov., 506-7, 574, 716, 

 717-18. 

 explanation of plate, 755. 

 Suess, cited, 470. 



