INDEX 



To Families, Genera, Etc. 



Numbers in black type indicate place of description. 



Aclceodictya, H. and C, II, 35(1, 304, 369, 404, 



400, 416, 418, 433. 

 Actinodietya, Hall, I, 757, 789, 881, 882, 883, 884, 



950, 952. 



Aglithodictya, H. and C, I, 885, 8SG, 941. 



Aglithodietyina?, H. and ('.. I. 793, 790. 



Arystidk-tya, H. and C, I, 876, 973, 975. 



Aseonematidae, I, 790. 



Astylospongia, Roemer, I, 755. 



Botryodictya, H. and C, I, 773, 835, 851, 854. 



888, 910; II, 343, 388. 

 Brachk)6pongid«, I, 788, 790. 

 Oalatbospongia, //. and <\. I. 775, 770; II, 343, 



344, 347, 352, 374, 370, 392, 394, 398, 400, 409, 



410, 416, 432. 

 Calatliospougiinai, H. and C, I, 793, 790. 

 Oratodictya. H. and C, I, 757. 775. 780, 857, 



934, 972, 974, 970. 

 Clathrospongia. Hall. I. 759. 771, 800. 838, 861, 



805, 918, 920, 926, 933, 940; II, 345, 362, 369, 



394, 390. 



Cleodictya, llali, I, 772. 775, 770, 786; II, 355, 



358, 307, 370, 375, 398, 434, 430. 

 Clepsydrospongla, H. and 0., I, 811, 958. 

 Coryiiella, I, 785. 



Cryptodirtya, Hall. I, 757. 789, 881, 884, 952, 954. 

 Cyathodictya, //. and ('., I, 704, 775. 892. 

 Cyafhophyeus, Walcott, I, 703, 704, 787, 788, 790. 

 Dfagonella, Dawson, I, 703. 

 Dktyonina, I, 761, 762. 



Dictyophyton, Hall, I, 753, 764, 782, 783, 785, 786, 

 7.X7, 788, 812, 817, 819, 835, 830; II, 347, 353, 

 364. 



Dic tyopliytra, Rouff, I, 790. 



1 )ictyospongia,ff. and CI, 757, 775, 776, 803, 805, 

 808, 812, 816, 817, 887, 918, 920, 922, 944, 945, 

 95(5, 963, 967, 972, 974, 978, 982; II, 358. 4<m;. 

 408, 418. 



I Hctyospongidae, Hall, I, 743, 744, 745, 747, 754, 

 758, 759, 701, 702, 703, 708, 769, 772, 773, 785, 



780. 7S7, 788, 789, 790, 794, 887; II, 382. 

 Dictyospongiiuae, H. and C, I, 792, 794. 



I?) Ectenodictya, Hall. I, 786; II, 356, 404. 

 l.rtcnodictya, Hall, II, 369. 



Euplectella, Owen, I, 757, 7(50, 761, 762, 764, 765, 



767, 768, 769, 780, 783. 785. 874. 

 Euplectellida?, I, 759, 765, 780, 787, 790. 

 Gongylospongia. H. and C, I. 832, S3o. 

 Criphodictya, //. and ('., I, 772; II, 371, 407. 

 Hallodictya, H. and C, I, 757, 880, 881, 884, 963, 



973. 



Hallodictyinap. H. and C, I. 793. 796. 

 Helicodictya, H. and ('., I, 854, 934, 944. 

 HexactinelUda, I. 701, 794; II, 362, 379. 

 Hrindia, Duncan, I, 75."). 

 Holascus, Schuhse, I, 757. 

 Hyalonema, Gray, I, 757, 761, 762. 

 Hyalonematida\ I, 790. 



Hydnoceras, Conrad, I, 743, 759, 707. 772, 780, 



781, 787, 788, 803, 809, 811, 835, 830, 837, 84S. 

 850, 851, 852, 853, 881, 894, 890, 898, 900, 902. 



904, 900, 908. 910, 912, 914, 956, 962, 964. 966. 



905, 9S2; II, 343, 34(5, 353. 



Hydriodictya, H. and C, I. 780, 817, 898. 900, 



922, 933: II. 407. 

 Hyphantaenia, Vanuxem (emend ), I, 759, 766, 877. 



879, 940, 948, 980; II, 380. 

 ]Iyphanta?niina). H. and C I. 793. 790. 

 Lebedictya, H. and C, I, 772. 776, 839, 876; II, 



361, 412, 414. 418. 

 Lyrodictya, Hall. I 771. 770. 786; II, 356, 357. 



358, 362, 367, 403, 400, 408. 

 Lysactinella, Girty. I. 791. 804 

 Lyssacina, I, 701, 702, 794. 

 Mastodictya, H. and C, II. 359, 408. 

 Monactinellida, I, 701. 



