INDEX TO SPECIES. 



Note. — Reference to page where species is described is given in heavy numbers. 



Acanthoclema scutulatum 1 66 



Acrogenia prolifera 175 



Actinopteria boydii 246 



Actinopteria decussata 35, 240 



Actinopteria muricata ■ 72 



. Ech minia marginata 808 



Aepheus avarus 362 



Ambocoelia nana 61, 62, 217 



Amboccelia prreumbona 16, 19, 21, 25, 218 



Ambocoelia spinosa 62, 218 



Amboccelia umbonata 14, 27, 39, 66, 217,334 



Ambocoelia umbonata, var. nana (see A. nana) 



Amplexus hamiltonise 124 



Amplexus intermittens 12-1 



Anabas scandens 326 



Ancyrocrinus bulbosus 147 



Antedon loveni 346 



Antedon rosacea "J > 



Ascophy Hum nodosum 327 



Astnea bowerbanki 344 



Athyris spiriferoides xiii, xvi, xviii, 27, 36, 37, 38, 39, 41, 46, 57, 66, 7'.', 223 



Atrypa aspera 48, 22 7 



Atrypa reticularis 27, 30, 226 



Aulopora serpens 132 



Aulopora tubreformis • 8l 



Autodetus lindstrcemi • 4.1 



Avicula fragilis ^° 



Aviculopecten exacutus -41 



Aviculopecten insignis 24a 



Aviculopecten princeps 246 



Bactrites aciculum s - 1"> 295 



Bact rites gracilior - «'•> 



Bairdia leguminoides 810 



Balanus improvisus 



Bellerophon leda I>,{ ' -81 



Bellerophon palutus - ^" 



Beyrichia hamiltomensis "00 



