490 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Eoorthis (Orusia) lenticularis Continued. 



Olenus limestone and shale of Norway and Sweden; Lingula flags of North Wales, 



etc. 

 Canadian (Bretonian Div. C 3a-c): St. John, New Brunswick and Cape Breton, 



Nova Scotia. 



Eoorthis (Orusia) lenticularis atrypoides (Matthew). 



Orthis lenticularis var. atrypoides Matthew, Trans. Royal Soc. Canada, 9, 1892, p. 



48, pi. 12, figs, lla, lib; Geol. Surv. Canada, Kept. Cambrian Rocks Cape 



Breton, 1903, p. 217, pi. 17, figs. 3a-b. 

 Orthis (Orusia) lenticularis atrypoides Walcott, Proc. U. S. Nat. Mus., 28, 1905 



p. 276. - 

 Orusia lenticularis atrypoides Walcott, Mon. U. S. Geol. Surv., 51, pt. 1, 1912, p. 



769, pi. 98, fig. 5. 

 Canadian (Bretonian Div. C 3a): Germaine Street, St. John, New Brunswick. 



Eoorthis (Orusia) lenticularis lyncioides (Matthew). 



Orthis lenticularis var. lyncioides Matthew, Trans. Royal Soc. Canada, 9, 1892, 



p. 49, pi. 12, figs. lOa-lOc; Geol. Surv. Canada, Rep. Cambrian Rocks Cape 



Breton, 1903, p. 216, pi. 17, figs. 2a-c. 

 Orthis (Orusia) lenticularis lyncioides Walcott, Proc. U. S. Nat. Mus., 28, 1905, 



p. 277. 

 Orusia lenticularis lyncioides Walcott, Mon. U. S. Geol. Surv., 51, pt. 1, 1912, 



p. 769, pi. 98, fig. 4. 

 Canadian (Bretonian Div. C 3a): Germaine Street, St. John, New Brunswick. 



Eoorthis newtonensis (Weller). 



Orthis newtonensis Weller, Geol. Surv. New Jersey, Pal., 3, 1903, pp. 113, 114, 



pi. 1, figs. 3-5. 



Orthis (Plectorthis) newtonensis Walcott, Proc. U. S. Nat. Mus., 28, 1905, p. 267, 

 Eoorthis newtonensis Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 784, pi. 97. 



figs. 9, 9a. 

 Upper Cambrian or Ozarkian (Kittatinny): Newton, Sussex County, New Jersey. 



Eoorthis wichitaensis Walcott. 



Orthis (Plectorthis) wichitaensis Walcott, Proc. U. S. Nat. Mus., 28, 1905, pp. 



271-272. 

 Eoorthis wichitaensis Walcott, Mon. U. S. Geol. Surv. 51, 1912, p. 790, pi. 94, 



figs, la-o, u. 

 Lower Ordovician: Near Manitou, El Paso County, Colorado. Also Upper and 



Middle Cambrian of Oklahoma, Missouri, etc. 

 Holotype and paratypes.Gat. Nos. 52381, 52384, U.S.N.M. 



EOPHYTON (SCOLITHUS) DISBAR James. See Scolithus dispar. 



EOPOLYCHJETUS Ruedemann. Genotype: E. albaniensis Ruedemann. 



Eopolychajtus Ruedemann, Bull. New York State Mus., 42, 1901, p. 573. 



Eopolychsetus albaniensis Ruedemann. 



Eopolychsetus albaniensis Ruedemann, Bull. New York State Mus., 42, 1901, 



573, pi. 1, fig. 13. 

 Trenton (Snake Hill): Rural Cemetery, near Albany, New York. 



I 



EOPTERIA Billings. Genotype: E. typica Billing 



Eopteria Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 221. Zittel, Handb. 

 Pal., 2, 1881, p. 36. Miller, N. A. Geol. Pal., 1889, p. 480. 



