List of Loicer Silurian Fossils, Cincinnati Group. 83 



Genus Ru.sophycus^ Hall. Gr. rusos, wrinkled; j)hHkos. 



468 Rusopli^a^us bliobatum, Hall. L. bis, twice; Gr. lobos, a lobe. 



469 pudicum, Hall. L. pudicus, Anrtuous or unadorned. 



470 asperum, Miller and D^-er. L. asper, rough. 



Genus Blastophycus, Miller and Dyer. Gr. hlastos, a bud; phukos. 



471 Blastopbycus diadematum, Miller and Dyer. L. diadematus, 



wearing a diadem. 



Genus Trichophycus, Mill.er and Dj-er. Gr. thrix (gn. trichos), hair; 



phukos. 



472 Trichoph^'cus lanosuni, Miller and Dyer. L. lanosus^ wooU}'. 



Genus Licrophycus^ Billings. 



473 Licrophycus flabellum, Miller and Dyer. Jj. Jlabelluni, a fan. 



Genus Conostichus, Lesquereux. Gr. konos, a cone; stichos, a row. 



474 Conostichus truncatus, Ulrich. L. truncatus, cut short. 



Genus Arthraria, Hall. Gr. arthron, a joint. 



475 Arthraria biclavata, S. A. Miller. L. bis, twice; clava, a club. 

 Kullipores — These were algce having calcareous secretions. They 



differ from corals in having no pores or cells. 



ADDENDA. 



19 a Lichas Harrisi, S. A. Miller. 

 108 a PaliBaster longibrachiatus, S. A. Miller. L. longus, long; 

 brachiatus, armed. 



