282 



MONROE AND TELLER 



Annelida 

 Cornidites sp 



Spirorbis, one or two species, on Brachipods 



ECHINODERMATA 



Melocrinus milwaukensis, Weller 



M. milwaukensis var. rotundatus Weller 



M. nodosus Hall 



M. nodosus var. spinosus Weller 



M. subglobosus Weller 



M.s-p 



Pentremitidea filosa Whiteaves' 



P. milwaukensis Weller 



Taxocrinus sp 



Crinoid stems of several sorts 



COEiLENTERATA 



Favosites sp 



Heliophyllum halli Ed. & H. 

 Zaphrentis, one or two species. . . . 



Spongtda 



Sp. 



Plantae 



About a dozen carbonized forms of land plants of 

 several genera; some threadlike, or with thread- 

 like branches ; the largest over four feet long 

 and as much as five inches wide ; all somewhat 

 flattened; mainly in the softer layers of B-,.1 



Also several species of fucoids, in all layers of jboth 

 sections. 



A x 



B, 



As we go to press, Dr. C. R. Eastman, furnishes the follow- 

 ing note on the fossil fishes mentioned in the foregoing article : 



ELASMOBRANCHS 



Ptyctodus calceolus N. & W. (Tritors only). 



P.ferox East. (Complete dental plates, upper and lower jaws). 



Rhynchodus excavatus Newb. (Complete dental plates, upper and lower 

 jaws). 



Palaeomylus greenei (Newb.). (Complete dental plates, upper and lower 

 jaws). 



Cladodus sp. nov. (Detached teeth). 



Heteracanthus politics Newb. (Spines). 



H. uddeni Lindahl. (Spines). 



