304 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. I bull 87. 



Tentamerus chicagoensis Wincbell aud Marty=Clniiiida veutricosa. 

 Peiitamerus colletti Miller=Conchidiuin colletti. 

 Peiitamerus comis Meek and Worthoji=Gypidula corais. 

 P«'iitamerus complanatus Nettelrotli = Concliidium teuuicostatum. 

 Peiitainorus concliidium=Concliidiuiii biloculare. 

 rentauierus coppiiigeri Etheridge=Uypidnlii coppingeri. 

 Peiitamerus crassoradius M('Clie.siiey=Coiicliidiuiii crassiradiatum. 

 Peiitamerus deeussatus Wliiteaves=Concbidiuiii decussatum. 

 Peiitamerus desliayessii Castelnau = ReiisseLeria ovoides. 

 Peiitamerus elongatus Vanuxem=Ampbigeuia eloiigata. 

 Peutanierus fornicatus Hall=:Clorinda fornicata. 

 Peutamerus galeatii'ormis Meek aud Wortlieii=Gypidula comis. 

 Peutamerus galeatus Hall=Gypidula galeata. 

 Pentamerus galeatus Hall and Whitfield = Gypidula nucleus. 

 Peutamerus galeatus Roeiner=Gypidula rcemeri. 

 Peiitamerus globulosus ]Srettelroth=Gypidula globulosa. 

 Pentamerus Lemiplicatus Billings = Parastropbia liemiplicata. 

 Pentamerus interplicatus Hall = Auastropliia interplicata. 

 Pentamerus intralineatus Wincbell = Pentamerella intralineata. 

 Pentamerus knappi Hall aud Wbittield = Concbidiuni kiiappi. 

 Pentamerus knigbti Sowerby=Concbidium knigbti. 

 Pentamerus knotti Nettelrotb = Gypidula knotti. 

 Pentamerus lacpieatus Conrad = Coiicbidium laqueatum. 

 Pentamerus lenticularis Wbite and Wbitfleld = Camaropborella leuticu- 



laris. 

 Pentamerus littoni Hal]=Ooncbidium littoni. 

 Pentamerus lotis Walcott=Gypidula lotis. 

 Pentamerus niulticostatus = Ooncbidium multicostatum. 

 Pentamerus nobilis Emmons=0()ncliidium laqueatum, 

 Pentamerus nucleus Hall and Wbittield=Gypidula nucleus. 

 Pentamerus nysius var. crassicosta IIall = Concbidium nysius. 

 Pentamerus nysius var. tenuicostatus Kettelrotb = Concbidium nysius. 

 Pentamerus nysius var. teiiuicosta Hall=Concbidium tenuicosta. 



Pentamerus oblongus Sowerby. Clinton and Niagara (Sil.). 



Pentamerus olilongiis Soweib.v, Mnrchisou's Silnriaji System, 18311, p. 641, pi. 

 19, fig. 10.— Hall, Geol. N. Y. ; Rep. Fourth Dist., 1843, p. 70, figs. 1-5.— 

 Owen, Geol. Expl. Iowa, Wisconsin and Illinois, 1844, pi. 14, fig. 10. — Hall, 

 American Jour. Sci., 2(1 ser., XX, 1849, p. 227;— Pal. New York, II, 1852, p. 

 79, pi. 25, fig. 1; pi. 26, fig. 1.— Billings, Canadian Nat. Geol., I, 1856, p. 58, 

 pi. 1, ligs. 2, 3;— Geol. Canada, 1863, p. 316, fig. 326.— Hall and Whitfield, 

 Twenty-fourth Rejt. N. Y. State Cab. Nat. Hist., 1872, j). 183;— Geol. Survey 

 Ohio, Pal., 11, 1875, p. 137, jtl. 7, fig. 9.— Whitfield, Geol. Wisconsin, IV, 1882, 

 p. 288, pi. 17, figs. 4-9.— Nettelroth, Kentucky Fossil Shells, Mem. Kentucky 

 Ge(d. Survey, 1889, p. 60, pi. 33, figs. 15-17.— Hall and Clarke, Pal. New York, 

 VIII, Pt. II, 189.5, p. 2.37, figs. 169-171; pi. 67, fig. 20; pi. 68, tigs. 1-5; pi. 69, 

 figs. 1, 4-7, 13, 14; pi. 70, figs. 1-4. 



Pentamerus beatimonti Castelnau, Essai Syst. Sil. I'Am^rique Septentrionale, 

 1843, p. 38, pi. 13, fig. 9. 



