276 CAMBKIAN BEACHIOPODA. 



366m [Davidson, 1866, p. 57]. (For stratigraphic position and association, see p. 135.) Upper Cambrian: Lower 

 Lingula flags near Nant-y-groes, west of Bala, Merionethshire, North Wales. 

 Lingulella davisi . 



366n (U. S. National Museum]. (For stratigraphic position and association, seep. 135.) Upper Cambrian: Lower 

 Lingula flags at Portmadoc, Merionethshire, North Wales. 

 Lingulella davisi. 



366o [McCoy, 1854, p. 254]. (For stratigraphic position and association, see p. 135.) Upper Cambrian: "Bala 

 schists" at Bryn Meljm, near Bala, Merionethshire, North Wales. 

 Lingulella davisi. 



366p [Davidson, 1866, p. 57]. (For stratigraphic position and association, see p. 135.) Upper Cambrian: Upper 

 Tremadoc beds at Deudraeth, Merionethshire, North Wales. 

 Lingulella davisi. 



386q (references follow species). (For stratigraphic position and association, see p. 135.) Upper Cambrian: Upper 

 Tremadoc beds at Garth, opposite Portmadoc, Merionethshire, North Wales. 

 Lingulella davisi [Davidson, 1866, p. 57]. 

 Lingulella lepis [Davidson, 1866, p. 54]. 



366r [U. S. National Museum]. (For stratigraphic position and association, see p. 135.) Upper Cambrian: Shales 

 2 miles (3.2 km.) north of Builth, Brecknockshire, South Wales. 

 Lingulella davisi. 



366s [U. S. National Museum]. (See 366a.) (For stratigraphic position and association, see p. 135.) Upper 

 Cambrian: Upper Lingula flags 5 miles (8 km.) east of Ffestiniog, Merionethshire, North Wales. 

 Orusia lenticularis. 



.367 [U. S. National Museum]. Lower Cambrian: Conglomerate and limestone, Troy, Rensselaer County, N. Y. 

 *Lingulella schucherti. 

 Microdiscus schucherti. 

 Protypus hitchcocki (Whitfield). 



These species may be from widely different localities. 



367a [U. S. National Museum]. (See 38.) Lower Cambrian: Limestone about a third of a mile (0.5 km.) south 

 of John Hulett's farmhouse, 3 miles (4.8 km.) west of South Granville, and 4.5 miles (7.2 km.) southwest 

 of Granville, Fort Ann quadrangle (U. S. G. S.), Washington County, N. Y. 

 Billingsella salemensis. 



367b [U. S. National Museum], Lower Cambrian: Sandstone at Lansingburg, north of Troy, Cohoes quadrangle 

 (U. S. G. S.), Rensselaer County, N. Y. 

 Billingsella salemensis??. 

 Scenella sp. 



367c [U. S. National Museum]. Ordovician: Beekmantown limestone, Division A, quarry near the northwest 

 suburbs of Ticonderoga, Essex County, N. Y. 

 *Lingulella (Lingulepis) acuminata sequens. 



367d (references follow species). Middle Cambrian: Limestones near Stissing, Dutchess County, N. Y. 

 *Micromitra (Paterina) stissingensis [Dwight, 1889, p. 145]. I *Leperditia ebenina [Dwight, 1889, p. 144]. 

 Hyolithes billingsi? [Dwight, 1889, p. 143]. | *01enoides stissingensis [Dwight, 1889, p. 147]. 



367e [Dwight, 1886, p. 205]. Upper Cambrian: Shaly limestones 850 feet (259.1 m.) southerly from the southwest 

 corner of the driving park and 2,200 feet (670.6 m.) west of the road leading southerly from the same, about 

 1 mile (1.6 km.) southwest of Vassar College, near Poughkeepsie, Dutchess County, N. Y. 

 Lingulella (Lingulepis) acuminata. 



367f [U. S. National Museum]. Upper Cambrian: Sandstone at French Creek, 1 mile (1.6 km.) east of Keeseville, 

 Essex County, N. Y. 

 Lingulella prima. 



367g [U. S. National Museum], Upper Cambrian: Sandstone in the bed of the brook in the suburbs of Port Henry, 

 Essex County, N. Y. 

 Lingulella prima, 



367h [U. S. National Museuni]. LTpper Cambrian: Sandstone at Rosses Bridge, 4 miles (6.4 km.) west of Essex 

 village, Essex County, N. Y. 

 Lingulella prima. 



