Die Tetraxonia. 



i73 



Theneanina 178. 



Theneidae 177, 17S, 178, 253. 1,02. 



Theneinae 17S. 



Theonella 343, 344, 344, 363 ; annulata 350, 

 Taf. XLV; discifera 351, Taf. XLIII ; lace- 

 rata 347, Taf. XLIV, XLV; levior 344, 

 Taf. XLII, XLIII; swinhoei 346, 347. 



Theonellidae 343. 343. 



Thiele, Erylus nobilis 311 ; ileodia vario- 

 spiculosa 332; Isops obtusa 317; Körner- 

 zellen 279; Proclade 204: Protriacne als 

 Dichotriaenderivate 187; Sphaere 110: 

 Stelletta brunnea 280, 281 ; Stelletta maxima 

 269; Tetilla australicnsis 101. 



thomsonii, Geodia 336. 



Thrombus 336. 



Tisiphonia agariciformis 20S. 



Topsent, Amphiclade 132; Astrophoraein- 

 leilung 176, 177; Azorica pfeift'erae 364; 

 Corticium candelabrum 340; Craniella cra- 

 nium 104; Erylus chavesi 308; Erylus mam- 

 millaris 308 ; Geodia baretti var. noda- 

 strella 332 ; Geodia eosaster 332, 333 ; 

 Geodia sphaerastrella 332 ; Isops canali- 

 culata 203 ; Isops globus 332 ; Microsclere 

 der monaxonen Bohrschwämme 67 ; Micro- 

 sclere der Tetraxonia 68 ; Myriastra clavosa 



287, 288, 289; Nadelgröße 117; Pacha- 

 -trella monilifera 243; Pachastrellinae 229; 

 Placinastrella oxeata 338 ; Poecillastra com- 

 pressa 237, 238 : Sanidastrella 2^7 : Sphaere 

 III; Tethya cranium 10;, 106, 117, 119, 

 121 : Tetilla merguinensis 126. 132; Tetilla 

 truncata 171: Thenea muricata 192. 194, 

 208: Theneinae 178. 



topsenti, Erylus 308. 



toxodonta, Myriaster 287, 288, 289. 



toxoteuches, Isops 315, 317, Taf. XXXVI. 



Tribrachion 253, 253. 



Triptolemus 229, 230. 



truncata, Tetilla 171. 



typica, Tethya cranium var. 104, 120, 121. 



tyla, Thenea 216, 219, 219, 223. Taf. XX. 



Unca, Tethea 104, 120. 

 unguicula, Ancorina 261. 

 unguiculus, Stryphnus 261. 



Valdivia-Tetraxonia 59, 60, 61. 

 valdiviae, Thenea 185, 189, 

 210, 211, Taf. XVII— XX. 

 variospiculosa, Geodia 332. 

 Verbreitung 365. 

 vertikale Verbreitung 368. 



vestita, Tethya 95, Taf. XXX. 



Vetulinidae 343. 



voeltzkowii, Cinachyra 156. 



Vosmaer, Craniella mülleri 104, 120; lrylu 



euastrum 3 1 1 ; Oscarella 342 ; Spiraxone 95 ; 



Tethya cranium 106, 119: Thenea muricata 



192, 194, 203. 



Wallichii, Thenea 192, 197, 202, 206; Wyrille- 



Thomsonia 208. 

 Weltner, Erylus enastrum 31 1 ; Gazellenspon- 



gienpräparate 59; Sphaere 1 10, 1 1 1 ; Tethy- 



opsis radiata 301. 

 Wierzejski, Sphaere 109, III. 

 Wilson, Sphaere m ; Thenea pyriformis 184. 

 Wright, Tethea cranium 103; Wyville-Thom- 



sonia agariciformis 208. 

 wrightii, Thenea 185, 219, 221, 223. 

 Wyville Thomson, Tisiphonia agariciformis 208. 

 Wyville-Thomsonia wallichii 208. 



Zetlandica, Tethya 121. 

 190. 190, ->oN, zitrongelbe Körper, Stelletta bougainvillea 

 279; Stelletta hornelli 279. 

 Avischenschichtgewebe, Corticium simplex 340. 

 Zwischenschichtzellen 235. 



317 



