INDEX TO VOLUME TOI. 717 



PAGE. 



(Hornera?) dichotoma Hall 607 



Hyolithes, bearing parasitic Bryozoa 455 



Hyphasmopora R. Etheridge, Jr 366 



Ichthyorachis McCoy 398 



Idiotrypa Ulrich 375* 



parasitica Ulrich 375 



Idmonea Lamouroux 608 



serpens Linnaeus 330t 



Incrustine zoarium 244 



Interstitial cells 290 



Intrapora Hall 349, 394, 532 



basalis (in error for Stictoporella basalis Ulrich) 366 



" cosciniformis (Nicholson) 532* 



puteolata Hall 394,532 



(Intricaria) clathrata Miller and Dyer 639 



( " ) reticulata Hall 639 



Isotrypa Hall (emended) 353,395,534,679 



ambigua (Hall) 534 



conjunctiva Hall 395 



gothlandica Ulrich 395,678* 



(Keratophytes) dubius Schlotheim 606 



Laminar zoarium 294 



Leptotrypa Ulrich 377,455 



flliosa CD'Orbigny) 456* 



hexagonalis Ulrich 455* 



minima Ulrich 378 



semipilaris Ulrich 457* 



stidhami Ulrich 456* 



(Lichenalia Hall) 382,475 



( " ) concentrica Hall .... 475 



( " lunata Hall) 489* 



Lichenotrypa Ukich 383 



cavernosa Ulrich 383 



Lioclema Ulrich 376,425 



araneum UTrich 431* 



aspenim (Hall) 425,416 



cellulosum (HaU) 425 



foliatum Ulrich 301t,431 



floridum (Hall) 416,425 



gracillimum Ulrich 429* 



? laminatum (Hall) 425,416 



minutum (Rominger?) 427* 



occidens (Hall and Whitfleld) 426* 



parasiticum (Hall) 425 



ponderosum (Hall) 425 



punctatum (Hall) 376, 430* 



singulare (Hall) 4i5 



subglobosum Uh-ich 428* 



wachsmuthi Uh-ich 428* 



? wilmingtonense Ulrich 426* 



Loculipora Hal) (Eominger MS.) 397 



Lunarium. . . 291,319 



