No. 186.] 



65 



FOSSILS OF THE FIRST VOLUME. 



Original Names. 



Vol. I, page > 



AciDASPIS ^ 240 



Acidaspis spiniger ._ 24 1 



" trentonensis 241 



Actinocrinus tenuiradiatus . 18 



" (indet.).. 18 



Agnostus lobatus 258 



Alecto'? inflata 77 



Ambonychia 163 



Ambonycliia amygdalina .. 165 



« bellastriata 263 



" carinata 294 



" obtusa 166 



" orbicularis 1 64 



" radiata.. 292 



" undata 165 



" (indet.) 167 



Asaphus extans ._ 228 



" latimarginata 258 



" marginalis 24 



" nodostriatus 248 



" obtusus 24 



Asterias matutina 91 



" (indet.) 18 



Atrypa acutirostra 21 



" altilis 23 



" ambigua 143 



" bisulcata 139 



" circulus 142 



" cuspidata ^ 138 



" deflecta ' 140 



" dentata 148 



[Assembly No. 18 6. J 9 



Changed Names, Eemarks, etc. 



Palseocystites tenuiradiatus, 



Billings, Canadian Fossils, Decade 

 iii, p. 69. 



Probably a plate of a cystidean. 



Palsearca'? amygdalina. 



This species is not a true Ambonychia, 

 belonging rather to P alczarca, or to 

 Megambonia. 



Palsearca obtusa. 



The interior yet undetermined : perhaps' 



referable to another genus. 



The specimen is not an Ambonychia, and 



remains undetermined. 



Palseaster matutina. 



Rhynclionella acutirostra. 

 Rhynchonella altilis. 

 Triplesia? ambigua. 



Genus ? 



Perhaps the young of Pentamerus hemi- 

 plicatus. 



Triplesia cuspidata. 



Genus ? 



Rhynclionella dentata. 



