ART. 4 



INDEX 



139 



Taresperella, 69. 



psila, 69. 



serratoliamata, 70. 

 partliena, Microciona, 95. 

 Penares, 35. 



cortius, 35. 



tyloaster, 37. 

 peuiiata califoruiana, Ophlitaspongia, 



103. 

 pennata, Desmacella, 4, 104. 

 Petrosia, 62, 116. 



coralloides, 117. 



densissima, 117. 



dura, 62, 117. 



fistulata, 117. 



lignosa, 117. 



Sim His, 117. 



variabilis, 117. 

 Phloedictyon, 62. 

 Phlyctaenopora, 62. 



bitorqiiis, 62. 

 planus, Astylinifer, 75. 

 platei, Aeauthascus, IS. 

 pleua, I'loeamia, 103. 

 Plocamia, 101. 



igzo, 102. 



kai-ykiua, 4. 101. 



kanjh-iiios, 101. 



lithoithocnix, 4, 99. 



manaarensis, 3, 102. 



plena. 103. 

 Plooamiancora. 103. 

 Plocamiidae, 101. 

 Poe<'illastra, 32. 



compressa, 33. 



laminarLs, 34. 



rlckettsi, 32. 



scliultzei, 33. 



tenuilau)inaris, 35. 

 Poecilosclerina, 5, 6.3. 

 Polymastia, 51. 



pachymastia, 51. 

 Polymastiidae, 51. 

 Polynia, 17. 



polyraphis, Aplysilla, 126. 

 populiferuni, Hyalonema, 17. 

 Poterion atlantica, 50. 

 Pozziella, 66. 

 Prianos, 61. 



amorphus, 61. 



columella, 62. 



problematicus, 61. 

 primitiva, Barbozia, 62. 

 problematicus, Prianos, 61. 

 procumbens, Aplysina, 125, 

 prolifera, Microciona, 95. 

 Prosuberites, 54. 



epipbytum, 55. 



lougispinus, 55. 



rugosus, 55. 



sisyrnus, 54. 

 Proteleia, 106. 

 Protoschmidtia, 62. 



simplex, 62. 

 psoudonapya, Clathriopsamma, 96. 

 psila, Paresperella, 69. 

 pulviiiatus, Jlymcniacidon, 50. 



radiata. Tetilla, 42. 

 Raphi/nis, 50. 

 Raspailia, 108. 

 Ra.spailiidae, 107, 109. 

 Reniera, 61, 119, 120. 



amorpba, 61. 



aquaeductus, 61. 



cinerea, 120. 



crassa, 61. 



cratera, 61. 



dura, 116. 



hebes, 61. 



luxurians, 59. 



variabilis, 59. 

 rex, Lissodendoi-yx, 77. 

 rhadia, Biemna, 03. 

 Rliabdocalyptus, 20. 



asper, 20. 



dawsoni, 20. 



dowlingi, IS. 



nodulosus, 20. 



tener, 20. 

 Rhabdodermella, 15. 



nuttingi, 3, 15. 

 Rhaphiophora, 50. 

 Rbizaxinella uuda, .56. 

 rickettsi, Poecillastra, 32. 

 robusta, Epbydatia, 111. 



Geodinella, 4, 28. 

 robusta, Mei/enia, 3, 111. 

 rosacea, Myxilla, 81. 

 Rossellidae, 17. 

 rotula, Hymetrocbota, 88, 89. 

 rugosus, Prosuberites, 55. 

 rustica, Pacbychalina, 119. 



saccliaris. Papyrula, 37. 

 sacra, Halisarca, 22. 

 sagittata, Leucetta, 3, 11. 



Leucandra, 11. 

 sanguinea, Spongia, 59. 

 sansibarense, Strongylacidon, 63. 

 Scbmidtia, 116. 

 schnitzel, Poecillastra, 33. 

 serratobamata, Esperella, 70. 



Paresperella, 70. 

 Sidonops. 23. 



angnlata, 4, 23. 



angulata megarta, 23. 



angulata microana, 23. 



angulata orthotriaena, 23. 



bicolor, 4, 23. 

 Sigmatotetraxouidu, 106. 

 siniilis, Petrosia, 117. 

 simplex, Protoschmidtia, 62. 

 Simplicella glacialis, 125. 

 simulans, Adocia, 119. 

 sinapium, Hymeniacidon, 57. 

 sisyrnus, Prosuberites, 54. 

 solida, Leucandra, 15. 

 solidus, Staurocalyptus, 18. 

 sphaera, Papyrula, 38. 

 Splieciospongia, 48. 



confoederata, 48. 

 Sphinctrella, 34. 

 spiuosa, Tetilla, 43. 



