LOCALITIES. 



199 



2 km.) south of North Granville, on the road which turns south from 

 and Truthville, 4 miles (6.4 km.) west-northwest of Granville, Fort 

 ;ton County, N. Y. (C. D. Walcott, 1886). 



Hyolithes americanus Billings 



Hyolithes impar Ford. 



Agnostus sp. 



Microdiscus connexus Walcott. 



Microdiscus lobatus (Hall). 



Microdiscus speciosus Ford. 



Elliptocephala asaphoides Emmona. 



Ptychoparia cf. adamsi (Billings). 



Ptychoparia fitchi Walcott. 



Ptychoparia sp. 



Protypus clavatus Walcott. 



Zacanthoides eatoni Walcott. 



Olenoides fordi Walcott. 



Lower Cambrian: Shale at the slate quarries on the west side of the valley 1 mile (1.6 km.) north of Middle 

 Granville, Mettawee quadrangle (U. S. G. S.), Washington County, N. Y. (C. D. Walcott, 1886). 

 Botsfordia cselata. 



39. Lower Cambrian: Limestone south of the Delaware and Hudson Railroad track, on the road running south- 

 southwest from Low Hampton, about 5 miles (8 km.) east-northeast of Whitehall, AVhitehall quadrangle 

 (U. S. G. S.), Washington County, N. Y. (C. D. Walcott, 1886). 



38a. Lower Cambrian : Limestone 2 miles (3 

 the road running between that village 

 Ann quadrangle (U. S. G. S.), Washing 



Micromitra (Iphidella) pannula. 



Obolus prindlei. 



*Lingulella granvillensis. 



Lingulella sp. 



Botsfordia cselata. 



Yorkia? washingtonensis. 



Acrotreta emmonsi. 



*Acrotreta sagittalis taconica 



Nisusia festinata. 



Protospongia sp. 



Platyceras primsevum Billings 



Hyolithellus micans (Billings). 



Hyolithellus micans rugosa Walcott. 



38c. 



Microdiscus speciosus Ford. 

 Protypus clavatus Walcott. 



Botsfordia cselata. 

 Acrotreta sagittalis taconica. 

 Aichseocyathus dwighti Walcott. 



39a. Lower Cambrian: Limestone 0.25 mile (0.4 km.) north of Easton Station, 3 miles (4.8 km.) south of Green- 

 wich, Cambridge quadrangle (U. S. G. S.), Washington County, N. Y. (C. D. Walcott, 1887). 

 Botsfordia cselata. 



Hyolithellus micans rugosa Walcott. 

 Microdiscus lobatus (Hall). 



41 (same horizon as 5 1). (For stratigraphic position and association, see p. 141.) Lower Cambrian: Sandstone [see 

 Walcott, 1891b, p. 260, for position in section] on Manuels Brook, Conception Bay, Newfoundland (C. D. 

 Walcott, 1888). 



Coleoloides typicalis Walcott. 



Microdiscus bellimarginatus Shaler and Foerste. 



Microdiscus helena Walcott. 



Callavia broggeri (Walcott). 



Ptychoparia attleborensis Shaler and Foerste. 



Ptychoparia sp. 



Solenopleura bombifrons Matthew. 



Solenopleui'a howleyi Walcott. 



Avalonia manuelensis Walcott. 



Agraulos strenuus Billings. 



Agraulos strenuus nasutus Walcott. 



Agraulos sp. 



*Obolella atlantica 



Hyolithellus micans (Billings). 



Helenia bella Walcott. 



Hyolithes princeps Billings. 



Hyolithes quadricostatus Shaler and Foerste. 



Hyolithes similis Walcott. 



Hyolithes sp. 



Stenotheca rugosa (Hall). 



Stenotheca rugo.sa acuticosta Walcott. 



Stenotheca rugosa erecta Walcott. 



Stenotheca rogosa lasvis Walcott. 



Stenotheca rugosa pauper Billings. 



Walcott [1891b, p. 260] cites the following additional species: 



Hyolithes impar Ford. 

 Hyolithes terranovicus Walcott. 

 Scenella reticulata Billings. 



Platyceras primsevum. Billings. 

 Microdiscus speciosus Ford. 



41a. 



(For stratigraphic position and association, see p. 141.) Lower Cambrian: Limestone [see Walcott, 1891b, 

 p. 260] on the mainland beneath Topsail Head, Conception Bay, Newfoundland. 



Micromitra (Paterina) labradorica. 

 Obolella atlantica. 

 Scenella reticulata Billings. 

 Hyolithellus micans (Billings). 

 Hyolithellus micans rugosa Walcott. 

 Hyolithes impar var. 



Hyolithes princeps Billings. 



Microdiscus bellimarginatus Shaler and Foerste. 



Ptychoparia attleborensis Shaler and Foerste. 



Avalonia manuelensis Walcott. 



Agraulos strenuus Billings. 



Walcott [1891b, p. 260] cites the following additional species: 



Microdiscus speciosus Ford. 

 Microdiscus sp. undt. 

 Callavia broggeri (Walcott). 



Solenopleura bombifrons Matthew. 

 Agraulos sp. 



