266 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. [bull. 87. 



Merista elongata (Hall), Lower Helderberg (Dev.). 



Cauiarium elougatuiii Hall, Pal. New York, III, 1859, p. 488, pi. 95A, lig. 4. 

 Loc. Cmnborland, Maryland. 

 Obs. Probably only a variety of M. typa. 



Merista bough toni Wincliell = Meristella hough toni. 



Merista liBvis Hall=Meristella liBvis. 



Merista lata Hall=Meristena lata. 



Meiista lens IIall=Meristella leus. 



Merista uieeki nall=Meristella iiieeki. 



Merista priiiceps Hall=Meristella princeps. 



^Merista subquadrata IIall=Meristella subquadrata. 



Merista tennesseensis Hall and Clarke. Lower Helderberg (Dev.). 



Merista teuuesseeusis Hall and Clarke, Pal. New York, VIII, Pt. II, 1895, pp. 71, 



365, pi. 42, ligs. 1-6. 

 Loc. Perry County, Tennessee. 



Merista typus Hall. Lower Helderberg (Dev.). 



Camarium typum Hall, Pal. New York, III, 1859, p. 487, pi. 95A, figs. 2a, 3, 5, 6. 

 Merista typum Hall, Thirteenth Rep. N. Y. State Cab. Nat. Hist., 1860, p. 93, 



ligs. 10-13. 

 Merista typa Hall and Clarke, Pal. New York, VIII, Pt. II, 1895, pi. 42, figs. 7-12. 

 Loc. Cumberland, Maryland. 



MERISTELLA Hall, 18G0. Genotype Merista arcuata Hall. 



?Meristella Hall, Twelfth Rep. N. Y. State Cab. Nat. Hist., 1859, p. 78. 



Meristella Hall, Thirteenth Rep. Ibidem, 1860, pp. 74, 93 ; — Sixteenth Rep. Ibidem, 

 1863, p. 50, figs. 27-34 ;— Trans. Albany Institute, IV, 1863, p. 139;— American 

 Jour. Sci., 2d ser., XXXV, 1863, p. 396 ; XXXVI, p. 11 ;— Twentieth Rep. N. Y. 

 State Cab. Nat. Hist., 1867, pp. 155, 258;— Pal. New York, IV, 1867, p. 295.— 

 Nettelroth, Kentucky Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 

 97.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 73, figs. 55,56;— 

 Thirteenth Ann. Rep. N. Y. State Geologist, 1895, p. 773. 



Athyris Billings, Proc. Portland Soc. Nat. Hist., 1863, p. 115. 



Meristella arcuata Hall. Lower Helderberg (Dev.). 



Merista arcuata Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 95, figs. 



l_4;_Pal. New York, III, 1859, p. 249, pi. 41, fig. 1 ( ?2), 

 Meristella arcuata Hall, Ibidem, IV, 1867, p. 298, figs. 1, 2.— Hall and Clarke, 



Ibidem, VIII, Pt. II, 1895, pi. 43, figs. 1, 2; i>l 44, lig. 5. 

 Loc. Albany and Schoharie counties, New York; St. Blandine, New Brunswick. 



Meristella harrisi Hall. MarcelluH-Hamilton (Dev.). 



Meristella barrisi Hall, Thirteenth Rep. N. Y. State Cab. Nat. Hist., 1860, p. 

 84;— Pal. New York, IV, 1867, p. 304, pi. 49, figs. 5-22.— fTschernyschew, 

 Memoires du Comite Geologique de St. P(?tersbourg, III, 3, 1887, p. 55, pi. 9, 

 figs. 12, 15; pi. 13, figs. 1, 2.— Hall and Clarke, Pal. New York, VIII, Pt. II, 

 1895, pi. 43, figs. 25, 26; pi. 44, figs. 27-30. 



Loc. York and Leroy, New York ; Urals of Russia. 



Meristella bella (Hall). Lower Helderberg (Dev.). 



Merista bella Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 92, figs. 1-7;— 



Pal. New York, III, 18.59, p. 248, id. 40, fig. 1. 

 Meristella bella Whitfield, Annals N. Y. Acad. Sci., V, 1891, p. 510, pi. 5, figs. 



8-10.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1895, pi. 43, figs. 7-9; 



pi. 44, figs. 1-3.— Whitfield, Geol. Ohio, VII, 1895, p. 412, pi. 1, figs. 8-10. 

 Loe. Albany and Schoharie counties. New York; Greenfield, Ohio; Lake Teuii<- 



conata. New Brunswick. 



