179 



Sertularia imbricata, 70. 



„ spinosa, 61. 



setigera, Buskia, 43, 85, 87,89,94, 



96. 

 sibogae, Victorella, 45, 96. 

 simplex, Arachnidium, 86. 

 sinensis, Crisia, 97. 

 singulare, Loxosoma, 6, 19, 19 n., 



23- 

 Siphonicytara, Loxosoma on, 5, 22. 



Sirinx circumplicata, 64, 68. 



sluiteri, Loxosoma, 5, g, 17, 94. 



socialis, Buskia, 43, 85, 86. 



solida, Tervia, 143. 



spinigera, Hornera, 147, 169. 



spinosa, Sertularia, 61. 



„ , Vesicularia, 61, 6^. 



spiralis, Amathia, 64, 6j. 



Spiropora, 108. 



Sponges, Loxocalyx on, 7. 



Stations at which were fonnd: 

 Polyzoa, 2, 168; 

 Entoprocta, 92 — 96, 168, 169; 

 Ctenostomata, 92 — 96, 168, 169; 

 Cyclostomata, 1 66 — 1 70. 



stipata, Nolella, 52, 53. 



Stolon, 43. 



Stolonifera, 41, 43, 72. 



Stomatopora, 115, 119, 120, 144. 

 „ granulata, 120. 



subaequalis, Crisia, 98. 



subgracilis, Crisina, 138. 

 „ , Idmonea, 138. 



subgradata, Crisina, 137. 



suborbicularis, Berenicea, 116. 



subsessile, Loxosoma, 5> 19- 



Supercytis, 150; dislribution, 167. 

 digitata, 151, 152, 153. 

 tubigera, 151. 

 „ watersi, 151. 



symbiotica, Victorella, 44. 



Syncoryne, occumng with Loxo- 

 soma, 12. 



Synzooecipliytes, 27 n. 



tenella, Idmonea, 127, 129. 

 tenuis, Mimosella, 84. 



„ , var. of Idmonea atlantica, 

 127, 128, 

 terrae-reginae, Crisia, 97, 101. 

 Tervia, 123, 143, 144; dislribution, 

 166. 

 „ discreta, 143. 

 „ folini, 143. 



Tervia irregularis, 143, 144, 146. 

 „ jellyae, 143. 

 „ solida, 143. 

 Tethya, Loxocalyx on, 7. 

 tethyae, Loxosoma (Loxocalyx), 7. 

 timida, Barentsia, 29, 32. 

 tortuosa, Amathia, 64, 68, 69. 



„ , Idmonea, 126 n. 

 transversa, Tubulipora, 122, 123. 

 triangularis, Crisina, 137, 138. 

 trichotoma, Vesicularia, 61, 63. 

 triquetra, Idmonea, 122. 

 Triticella, 43, 88, 90. 



„ boeckii, 90, 91. 



„ egertoni, 90, 91. 



„ elongata, 92. 



flava, 90. 

 „ korenii, 90, 92. 



Triticellidae, 83, go. 

 Tritilcllidae, 90. 



troglodytes, Loxosoma, 5, 17, 19. 

 Tropics, Polyzoa in, 1. 

 tuberosa, Idmonea, 129. 



„ , Valkeria, 76, 96. 

 tubigera, Supercytis, 151. 

 tubulilera, Obelia, 119. 

 Tubulipora, 118, 119,122, 123, 137, 

 144, 154; distribution, 

 166, 167, 169, 170. 

 ,, aperta, 122, 124, 132, 



143 n. 

 „ atlantica, 124, 13S. 



„ „ , forma erecta, 



125. 

 „ „ , var. flexuosa, 



127, 170. 

 „ cassiformis, 135, 169. 



„ concinna, 123. 



„ connata, 123. 



„ flabellaris, 121, 122. 



„ interjuncta, 132, 133, 



134- 

 „ liliacea, 122, 123. 



„ lucida, 123. 



milneana, 132, 133. 

 „ organisans, 121. 



„ phalangea, 122, 142. 



„ pulcherrima, 12g, 170. 



„ pulchra, 123. 



„ transversa, 122, 123. 



Tubuliporidae, 118. 

 tubulosa, Filisparsa, 143. 

 „ , Hornera, 143. 

 „ , Pherusa, 56. 

 179 



tubulosa, var. of Filisparsa (Hor- 

 nera) violacea, 143. 

 turbinata, Lichenopora, 1 54. 



umbellata, Cupularia, 155. 

 „ , Discoporella, 155. 



„ , Lunulites, 155. 

 Unicavea californica, 161. 

 unipora, Crisina, 137. 



, Idmonea, 137, 138. 

 Urnatella, 26. 



„ gracilis, 26. 



uva, Valkeria, 75, j6, 80 n. 

 Valkeria, 35, 43, 60, 62 n., 73, 

 80 n.; distribution , 

 92 — 96. 

 atlantica, 46, 73, 84, 94, 

 96. 

 „ cuscuta, 61. 



„ nutans, Si. 



„ tuberosa, 76, 96. 



uva, 75, 76, 80 n. 

 „ verticillata, 8 1 . 



Valkeriidae, 73. 

 variabilis, Barentsia, 32 11. 

 varians, Filisparsa, 144. 

 variarticulata, Barentsia, 25, 26. 

 velatum, Loxosoma, 5, 13. 

 verrucaria, Lichenopora, 154, 156, 



157, 162, 164. 

 verrucosa, Frondipora, 165. 

 Verrucularia, 40, 41. 



„ dichotoma, 39, 40. 



verticillata, Cuscutaria, 83. 



„ Hippuraria, 81,85,92. 



Mimosella, 8l, 84. 

 „ Valkeria, Si. 



Vesicularia, 35, 43, 60, 6l; distri- 

 bution, 93. 

 „ armata, 88. 



„ bilateralis, 70. 



„ cuscuta, 61. 



fusca, 55 n. 

 „ imbricata, 61. 



„ papuensis, 61. 



„ pustulosa, 61. 



„ semispiralis, 67. 



„ spinosa, 61, 63. 



„ trichotoma, 61, 63. 



Vesiculariadac, 60. 

 ( 'csiailarudac, 60. 

 Vesicularina, 41, 43, ÓO- 

 Vestibule, the distal part of the 

 invaginated kamptoderm (q.v.). 



