796 



NEW YORK STATE MUSEU]M 



Initial point, 484. 



Tnocaulis, 477, 478, 537. 



Ireland, Dictyonema zone, 492 ; graptolite 



fauna, 602. See also Kiltrea. 

 Isograptus, 695, 696. 

 caduceus, see Didymograptus (Iso- 

 graptus) caduceus. 

 gibberulus, see Didymograptus (Iso- 

 graptus) gibberulus. 



Jackson, R. T., cited, 532, 624. 



Jaekel, O., cited, 463, 475, 510, 511, 515. 



Jones, cited, 735, 736, 737. 



Kerforne, cited, 471. 



Kicking Horse pass, graptolite fauna, fol- 



lowing p. 503. 

 Kiltrea, Ireland, graptolite fauna, 675. 

 Krekling, Norway, graptolite fauna, 660, 



676, 687, 693. 



Lake district, graptolite fauna, 651, 653, 

 654, 657, 669, 672, 686, 691, 693, 710, 715. 



Lake St John, Canada, graptolites from, 

 ^=68. 



Lancefleld series, 743, 745. 



Languedoc, graptolite fauna, 647. 



Lansingburg, graptolite fauna, following 

 p.503. 



Lapworth, C, microscope constructed by, 

 481; cited, 461, 462, 463, 470, 472, 473, 

 474, 475, 476, 478, 479, 484, 485, 487, 488, 

 489, 490, 492, 497, 498, 503, 511-12, 512- 

 13, 514, 515, 520, 526, 544, 545, 546, 547, 

 549, 568, 570, 571, 580, 582, 583, 585, 587, 

 595. 596, 597, 602, 608, 613, 620, 634, 648, 

 657, 669, 670, 672, 673, 675, 676, 690, 693, 



695, 696, 704, 715, 717, 718, 720, 729, 731, 



732, 737, 739, following p.503. 

 Lapworth, H., cited, 405, 471. 

 Lasiograptus, 518, 521, 541, 543, 545, 547, 



734, 744. 

 Lateral branching, 485. 

 Lateral walls, 486. 

 Lecrenier, A., cited, 463, 636; mentioned, 



710. 

 Leptograptidae, 546, 571, 572. 

 Leptograptus, 544, 571, 743. 



flaccidus, following p.503. 

 Lindstrom, Prof., cited, 511. 

 Linea, 487. 



Lingula flags, 505, 507, following p.503. 

 Linnarsson, G., cited, 462, 470, 489. 

 Linn6, C. v., cited, 459, 466. 

 Llandeilo flags, graptolite fauna, 581, 739, 



folloioing p.503. 

 Llanvirn beds, Wales, graptolite fauna, 



675, 683, 720, following p.503. ■ 

 Lleyn peninsula, Wales, graptolite fauna, 



669, 673. 

 Loch Ryan, slates of, 470. 

 Logan, cited, 470. 



Loganograptus, 508, 537, 544, 554, 563, 

 568, 571, 573, 630-31, 637, 744, 745. 



kjerulfl, 635. ' 



logani, 504-5, 556, 573, 589, 631-33, 744, 

 745. 

 explanation of plate, 764. 

 figure, 632. 

 mut. pertenuis, 633. 

 Lorraine fauna, 490, following p.503. 

 Lossen, cited, 474. 

 Lower Siluric graptolites, 467, 472, 660, 



729. 

 Lyddeker, cited, 738. 



