242 NORTH AMERICAN INDEX FOSSILS. 



Lorraine (Fig. 1530, d) ; 29, E. simplex Hinde Lorraine (Fig. 

 1528, b) ; 30, E. gracilis Hinde Lorraine (Fig. 1528, c) ; 31, E. 

 clintonensis Hinde Clinton (Fig. 1532, a) ; 32, E. tumidus Hind^ 



^^^^ K:;^^^^ ^^2^^ U^^2=^- 



a > 



Fig. 1530. Annelid jaws from the Lorraine : a, Eunicites major, X ^ ; b, c, E. 

 varians, X 4 5 ^> ^' contortus, X 5 +• (After Hinde.) 



Hamilton (Fig. 1531, &) ; 33, E. palmatus Hinde Hamilton (Fig. 

 I53i> ^) \ 34? E. nanus Hinde Hamilton (Fig. 1531, d). 



VIIL LuMBRicoNEREiTES Ehlers. 



Jaws like Eunicites, but with a well defined basal extension. 

 Ordovicic-Siluric. 



Examples: 35, L. dactylodus Hinde Lorraine (Fig. 1527, &) ; 



Fig. 1531. Annelid jaws from the Hamilton group: a, Arabellites similis \zx, 

 arcuatus, y^ 12; b, Eunicites tumidus, X9> '^^ ^- palmatus, X ^^ 5 ^> ^' nanusy 

 X 10. (After Hinde.) . 



36, L. triangularis Hinde Clinton (Fig. 1529, o) ; 37, L. armatus 

 Hinde Clinton (Fig. 1529, c) ; 38, L. basalis Hinde Clinton (Fig. 

 1532, h). 



IX. CEnonites Hinde. 



Jaws with more or less curved anterior hook, followed by a series 

 of smaller teeth, like those of the modern genus (Enone. Ordovicic- 

 Siluric. 



Examples: 39, 0. serratus Hinde Lorraine (Fig. 1526, a) ; 40, 



Fig. 1532. Annelid jaws from the Clinton: a, Eunicites clintonensis, X 9 > ^> 

 Lumbriconereites basalis, X 7 5 ^> CEnonites amplus, X 9 +• (AfterHinde. ) 



0. rostratus Hinde Lorraine (Fig. 1526, h) ; 41, 0. cuneatus Hinde 

 Lorraine (Fig. 1526, c) ; 42, 0. amplus Hinde Clinton (Fig. 

 1532,^). 



