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



Dalmanella macleodi (Wliittield). Calciferous (Ord.)- 



Orthis macleodi Wliittield, liiill. Ainericiin Mns. Nat. Hist., II, 1889, }). 43, pi. 7, 



ligs. 1-4. 

 Ualaianella macleodi Hall aud Clarke, Pal. New York, \I1I, Pt. I, 1892, \). 224. 

 Loc. Beekmautown, New ^'oik. 



Dalmanella melita (Hall and Wliittield). Upper Cambrian. 



Lepta'ua melita Hall and Whitlield, King's U. S. Geol. Survey, lOtli Pari., IV, 

 1877, p. 208, pi. 1, tigs. 13, 14.— Walcott, Mou. U. S. Geol. Survey, VIII, 1884, 

 p. 22. 



Loe. Eureka district, Nevada. 



Obs. This species is related to D. evadue (Billings). 



Dalmanella(?) nettoana (Eathbun). Middle Devonian. 



Orthis nettoana RathlKin, Bull. Buffalo Soc. Nat. Sci., I, 1874, p. 247, pi. 10, figs. 



7, 10, 13;— Proc. Boston Soc. Nat. Hist., XX, 1879, p. 22. 

 Loc. Province of Para, Brazil. 



Dalmanella parva (de Venieuil). Anticosti (Sil.). 



Ortbis parva (Pander) de Verneuil, Geology of Russia and the Ural Mountains, 



1845, p. 188, pi. 13, lig. 3.— Billings, Cat. Sil. Foss. Anticosti, 1866, p. 41. 

 Loc. Europe; Anticosti. 



Dalmanella perelegans Hall. Lower Helderberg (Dev.). 



Orthis perelegans Hall, Tenth Rep. New York State Cab. Nat. Hist., 1857, p. 44, 

 fig. 1;— Pal. New York, III, 1859, p. 171, pi. 13, figs. 4-12;— Second Ann. Rep. 

 New York State Geol., 1883, pi. 35, figs. 32, 33. 



Dalmanella perelegans Hall and Clarke, Pal. New York, VIII, Pt. 1, 1892, pp. 207, 

 224, pi. 5C, figs. 34, 35. 



Loc. Albany and Schoharie counties, New York ; Decatur County, Tennessee. 



Dalmanella planiconvexa Hall. Lower Helderberg aud Oriskauy (Dev.). 

 Orthis planoconvexa Hall, Pal. New York, III, 1859, p. 168, pi. 12, figs. 1-6. 

 Dalmanella planoconvexa Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pp. 



207, 224. 

 Loc. Albany County, New York ; Cumberland, Maryland. 



Dalmanella(?) plicifera (Hall). Chazy (Ord.). 



Leptii'na iilicilera Hall, Pal. New York, I, 1847, p. 19, pi. 4 bis, fig. 1. 

 Strophomena plicifera Hall, Twelfth Rep. New York State Cab. Nat. Hist., 1859, 



p. 70. 

 Loc. Chazy, New York. 



Dalmanella pogonipensis (Hall and Whitfield). Pogoiiip (Ord.). 



Orthis pogonipensis Hall and Whitfield, King's I J. S. Geol. Expl. 40th Pari., IV, 



1877, p. 232, pi. 1, figs. 9, 10. 

 Strophomena nemea H. and W., Ibidem, 1877, p. 233, pi. 1, tig. 15.— Walcott, Men. 



U. S. Geol. Survey, VIII, 1884, p. 71. 

 Loc, White Pine and Eureka districts, Nevada. 

 Obs. These are shells of the D. perveta group. S. nemea is based on a dorsal 



valve of O. pogonipensis. 



Dalmanella quadrans Hall. Lower Helderberg (Dev.). 



Orthis quadrans Hall, Pal. New York, HI; Corrigenda in vol. with plates, 1861, 



pi. 12, tigs. 9-12. 

 Dalmanella quadrans Hall and Clarke, Ibidem, VIII, Pt. I, 1892, p. 224. 

 Loc. Catskill aud Schoharie, New York. 



