— 2 77 — 



pacliastrelloid.es (Topsentia) 9, 21, 



pachydermata (Isops) (pi. vin, fig. 8) 8, i3, 



66, 



padina (Axinella) 



panicea (Halichondria) 



parenchyma (Cladocroce) 



pauperata (Asconema setubalense var.) 



paupertas (Hymeniacidon) 



paupertas (Hymeraphia) 



paupertas (Myxilla) i3, 16, 22, 25, 



Peachi (Hymeraphia).. i3, 22, 25, 166, 



Peachi (Myxilla) 



Peachii (? Esperia) 



Peachii (Hymedesmia) 



Pecqueryi (Leptosia), 9, 10, 16, 17, 22, 



26, 187, 



Pecqueryi (Myxilla) 



pectinata (Dendoryx) 9, 10, 12, 17, 22, 



26, 17S, 



pedunculata (Yvesia) 14. 



pellita (Oxycordyla) (pi. v, fig. 12 et pi. xra, 



fig. i3) 9. 24. 



peltatus (Desmacidon) (pi. xiv, fig. 11).. 25, 



Penares 



perfecta (Neopelta) 



Periphragella 



permollis (Kaliapsis) 



pernucleata (Trachya) 1 34, 



pertusa (Yvesia) (pi. xv, fig. 20) 22, 



Petromica 



Petrosia 



Pfeifferas (Azorica) (pi. vm, fig. 7 et pi. xvm, 



fig. 1 et n) 7, i3, 26, 



Phakellia 137, 



Phelloderma 



Pheronema 



PhLŒ0D1CTYIN/E 



Phlœodictyon 10, 16, 18, 235, 237, 



Phlyctvenopora 



plioenix (Regadrella) (pi. iv, fig. 6 et pi. vi, 



fig. 3) 6, i3, 21, 23, 26, 



phrissens (Stelletta) 76, 



Phycopsis 



PlLOCHROTA 



pilosella (Hymeraphia) (pi. 1, fig. 4 et pi. xrv, 

 fig. 5) 10, 22, 23, 25, 26, 163, 



Pione 



placenta (Spongosorites) (pi. x, fig. 6 etpl. xn, 

 fig. 21) 9, 17, 21, 90, 



placentula (Hymeniacidon) 



Placinastrella 



PlACINIDjE 102, 



plebeja (Chondrosia) 8, 



plena (Plocamia) 



plicatus (Dercitus) 



139 

 i5 



2 4 3 

 41 



168 



167 

 166 

 166 

 166 



25 

 IQI 

 187 



23 



192 



117 



135 

 S04 



5i 

 66 

 i35 



25 



196 



39 



77 

 i3 7 



79 



i65 

 io5 



102 

 io3 

 104 



i56 

 77 





Pages 



i5 4 , 



i55, i56 



i5 7 , 



i58, i5 9 



Plocamia... 14, i5, 139, i5i, 



Plocamia sp '. 156 



Plocamiopsis 14, 1 55, 157, 1 58 



poculum (Hyalonema) 32 



Podospongia 117 



Pœcillastra 89 



PœciloscleridjE 9, 11, 18, 19, i5i, i85 



Polymastia 119 



POLYMASTICE 8, IO, l8, II9 



polymorpha (Esperiopsis) 9, 22, 25, 190, 213 

 polysigma (Myxilla mariana, var.) (pi. xiv, 



fig. 10) 5, 22, 169 



ponderosus (Stryphnus) 84 



Porifera 29 



porosus (Gellius) 232 



POZZIELLA 223 



prœdita (Esperiopsis) 9, 17, 27, SIS 



prima (Syringella) 1 38 



problematica (Orthorachis) io3 



procera (Stelodoryx) (pi. ni, fig. 5; pi. xvi, 



fig. 17 et pi. xviii, fig. 2) . 9, 16, 22, 25, 26 



174, 211 



profunda (Axinella) 1 39 



profunda (Syringella) 1 38 



Pronax io5 



Prosuberites 126 



Pruvoti (Cliona) 107 



Ptilocaulis i37 



pulchella (Dotona) (pi. xn, fig. 2) . . . 9, 1 3, 24 



107, 108 



pulchella (Esperiopsis) 16, 214 



pumex (Stelletta) 76 



pupa (Lanuginella) 6 



purpurea (Dyscliona) 107 



pusilla (Microciona) 1 52 



putridosa (Rhijochalina) 235, 23g 



putridosum (Phlœodictyon) 237, 239 



pyrifera (Rhizaxinella) 122 



Pytheas 17 1 



Racodiscula 58 



radiata (Hymedesmia) i85 



radiata (Hymeraphia) i85 



radiatum (Phelloderma) 16, 189, 214 



ramifera (Discodermia) (pi. vm, fig. 4).. 7, 24 



57 



6S 



63 



ramosa (Macandrewia) (pi. ni, fig. i3; pi. vm, 



% 3) ' 7, 23, 



ramosum (Siphonidium) (pi. iv, fig. 9; pi. vin, 



fig. 5) 7, i3, 21, 26, 



ramosus (Aphrocallistes) 48, 49 



Raspailia i38 



Regadrella 39 



Reniera 18, 243, 244, 246 



Reniera sp 25, S46 



Renierinje 18, 19, 235 



36 



