190 SILURIAN FOSSILS FROM ARISAIO, NOVA SCOTIA AML 



97. Megambonia striata, Hall. 



98. Modiolopsis exilis, Billings. 



99. " rhoinboidea, Hall. 



100. Ainbonychia ? n. sp. 



101. Posidonomya, sp. indt. 



102. Posidonia alata, Hall. 



108. Pterinotella curta, Billings. 



104. " venusta, Hall. 



105. " n. sp. 



106. Pterinea emacerata, Conrad. 



107. " Honeymani, Hall sp. 



108. " limiformis, Hall. 



109. " manticula, Hall. 



110. " orbiculata, Hall. 



111. " textilis, Hall. 



112. " sp. nov. 



113. " sp. nov. (?) 



114. " sp. indt. 



115. " asperula, McCoy. 



n'ERAPODA. 



116. Conularia Niagarensis, Hall. 



117. Tentaculites distans, Hall, 

 elongatus, Hall, 

 minutus, Hall. 

 Niagarensis, Hall, 

 n. sp. 

 sp. indt 



a n. sp. 



118. 

 119. 

 120. 

 121. 

 122. 

 128. Thee 



GASTEROPODA. 



124. Pleurotomaria Halei ? Hall. 



125. " sp- 



126. Murchisonia Arisaigensis, Hall. 



127. " subulata, Conrad. 

 12S. " cf. M. Conradi, Hall. 



