INDEXICAL LIST OF FOSSILS, 



265 



Syntrilasma hemiplicata. II, 76. 

 Syringopora harveyi, 1, 121. 

 Syringopora multattenuata, I, 122. 

 Syringothyris carter!, II, 87. 

 Syringothyris cuspidatus, II, 87. 



Syn. Syringothyris carter!. 

 Syringothyris extenuata, II, 86. 

 Syringotbyrisoccidentalis, II, 86. 

 Syringothyris plena, II, 88. 

 Syringothyris texta, II, 88. 

 Syringothyris typa, 11,87. 



Syn. Syringothyris carter! . 



Tzeniodictyafrondosa, II, 22. 

 Taeniodictya ramulosa, II, 22. 

 Talarocrin us simplex, I, 205. 

 Tanodus praenuntius, II, 231. 

 Tanaodus sculptus, II, 231. 

 Taxocrinusgiddingei, I, 223. 

 Taxocrinus shumardianus, I, 224. 

 Taxocrinus thierni, I, 223. 

 Teliocrlnus liratus, I, 191. 

 Teliocrinusumbrosus, I, 190. 

 Tentaculites incur vus, II, 217. 

 Terebratula arcuata, II, 107. 



Doubtful. 

 Terebratula argentea, II, 92. 



Syn. Athyris argentea. 

 Terebratula bovidens, II, 105. 

 Terebratula brevilobata, II, 107. 



Doubtful. 

 Terebratula geniculosa, II, 105. 



Syn. Terebratula bovidens. 

 Terebratula gracilis, II, 107. 



Doubtful. 

 Terebratula lynx, II, 64. 



Syn. PJatystrophia lynx. 

 Terebratula miliepunctata, 11,105. 



Syn . Terebratula bovidens. 

 Terebratula mormoni, II, 95. 



Syn. Retzia mormoni. 

 Terebratula parva, II, 105. 

 Terebratula rowleyi, II 105. 

 Terebratula subtilita, II, 92. 



Syn. Athyris argentea. 

 Terebratula trinuclea, II, 92. 



Syn. Athyris trinuclea. 



Terebratula uta, II, 103. 



Syn. Rhynchonella Hta. 

 Thamniscus furcillatus, II, 31. 

 Trachydomia nodosum, II, 201. 

 Trachydomia nodulosa, II, 200. 



Syn. Trachydomia wheeieri. 

 Trachydomia wheeieri, II, 200. 

 Trematocrinus typus, I, 164. 



Syn. Gilbertsocrinus typus. 

 Trematospira imbricata, II, 96. 

 Tremochilusforbesianus, 11,223. 



Syn. Nautilus forbesianus. 

 Trochita carbonaria, II, 216. 



Doubtful. 



Trochonema umbilicata, II, 155. 

 Trochus missouriensis, II, 136. 



Syn.Pieurotomaria missouriensis 

 Troostocrinuslineatus, 1, 136. 



Syn. Metablastus lineatus. 

 Turbo tabulata, II, 142, 



Syn. Pleurotomaria tabulata. 

 Turritella stevensana, II, 202. 



Syn. Aclisina minuta. 



Xystrodus imitatus, II, 233. 

 Yoldia subscitula, II, 123. 



Zaphrentis acuta, I, 109. 

 Zaphrentis calceola, I, 100. 

 Zaphrentis cylindrica, I, 111. 

 Zaphrentis dalei, I, 113. 

 Zaphrentis elliptica, 1, 111. 

 Zaphrentis exigua, I, 112. 

 Zaphrentis glans. 1, 116. 



Syn. Hadrophyllum glans. 

 Zaphrentis illinoisensis, 1, 114. 

 Zaphrentis parasitica, 1, 109. 



Syn. Zaphrentis acuta. 

 Zaphrentis pellaensis, I, 114. 



Syn. Zaphrentis spinulosa. 

 Zaphrentis spergensis, 1,115. 

 Zaphrentis spinulifera, I, 114. 



Syn. Zaphrentis spinulosa. 

 Zaphrentis spinulosa, I, 114. 

 Zaphrentis tantilla, I, 111. 

 Zaphrentis tenella, I, 111. 



