VI CONTENTS. 



Description of genera and species — Continued. 

 Order Dendroidea — Continued. 



Family Deudrograptidte — Continued. Page. 



Genus Odoutocaulis 42 



granti 42 



obpyi'iformis 43 



occidentalis 44 



Genus Cyclograptus 44 



rotadentatus 45 



Genus Inocaulis 46 



plumulosus 46 



ramulosus 49 



cervicornis 51 



phycoides 51 



diffusus 52 



diffusus crassiramus 53 



congregatus 54 



(?) strictus 54 



vegetabilis . • 55 



thallosus 55 



Genus Acantliograptus 55 



granti 56 



walkeri 57 



pulcher ^ 59 



claaetopborus 61 



multispinus 61 



Genus Thamnograptus 62 



bartonensis 62 



(?) multiformis 64 



Descriptions of plates "5 



Index 75 



