

BY R. VON LENDENFELD, PH.D. 625 



92. D. extensus. Hall 



93. D. caducens. Salter 



94. D. gracilis. Hall 



95. D. Thuieani. McCoy 



96. D. Headi. McCoy 



16. Genus Cladograpsus 



97. C. ramosus. Hall 



98. C. furcatus. Hall 



4. Sub-family Dicranograptinee 



B. DlPRIONID^E 



5. Sub-Family Diplograptinee 



17. Genus Diplograptus 



99. D. mucronatus. Hall 



100. 1). pristis. Hisinger 



101. D. rectangularis. McCoy 



102. D. palmeus. Barrande 



18. Genus Climacograptus 



103. C. bicornis. Hall 



6. Sub-family Phyllograptinse 



19. Genus Phyllograptus 



104. P. folium. Hisinger 



II. Eetioloidea 



7. Sub-family Glassograptinse 



8. Sub-family Gladiograptinse 



20. Genus Retiolithes 



105. R. australis. McCoy 

 7. Family Plumularidse 



21. Genus Plumularia 



106. P. companula. Busk 



107. P. Buski. Bale 



108. P. aglaophenoides. Bale 



