SUBJECTS INDEX. 



369 



Spherical organ (Crust.), 



150. 

 Spiriferidae, 77. 

 Spiropagurus, 288. 

 Sqnilla, 173, 303. 

 Squillerichthus, 301. 

 Squilloid stage, 301. 

 Statoblasts, 49. 

 Stenopus, 271. 

 Stolonata, 12. 

 Stolonifera, 12. 

 Stomatopoda, 104, 247, 



297. 

 Stringocephalidae, 77. 

 Stringocephalus, 66. 

 Strophaeodonta, 77. 

 Strophomena, 77. 

 Sunamphithoe, 140, 176. 

 Synagoga mira, 228. 

 Syncerebrum, 166. 



T. 



Tanais, 104, 118, 119, 



151, 304. 

 Telotremata, 77. 

 Telphusa, 251. 



— fiuviatilis, 296. 

 Tendra zostericola, 15. 



— larva, 21. 



Terebratella corianica, 



80. 

 Terebratula, 65. 

 Terebratulidae, 77. 

 Terebratulina 65. 



— septentrionalis, 73. 

 Terga, 219. 

 Testicardines, 65. 

 Thalassiiiidea, 284. 

 Thecidiidae, 77. 

 Thecidium, 65. 



— mediterranean!, 78. 

 Thenus, 283. 



Thia polita, 291. 

 Thoracica, 209. 

 Thoracostraca, 104. 

 Tracheliastes, 238, 244. 

 Trachelifer, 285. 

 Triarthrus, 338. 

 Trichodactylus, 296. 

 Triloba, 296. 

 Trilobita, 332-334. 

 Trin u cleidae, 356. 

 Trinucleus, 339. 



— ornatus, 338. 

 Trochophore larva, 86. 

 Tropidoleptus, 77. 

 Tubulipora, 12. 



— serpens, 32. 



U. 

 Urnatella, 91. 



V. 



Valkeria, 13. 

 Vesicularia, 12. 

 — larva, 31. 

 Vibilia, 309. 

 Vibracularia, 49. 

 Victorella, 12. 

 Vitelline membrane, 106. 

 Vitellophags, 134. 



W. 

 Winter buds, 54. 



X. 



Xipliostira, 332, 340. 



Zoaea stage, 119, 193, 



249, 310-313. 

 Zooecium, 13. 

 Zoontocaris, 288. 



