scinniEnT.i INDEX AND lUHLTOGRAPHY, 303 



Pentamerella (?) compressa Kingueberg — (Continued. 



Log. Lo(;kport, Ninv York. 



Ohs. Miiy l>e a patliolojjic or coinproaaod spociineii of SpiritVsr crispiiH or S. sul- 

 catiiH. 



Pentamerella dubia Hall. ! Hnniiltoii (Dev.). 



Atrypa (n. sp. .') Owen, Ocol. Survey Wisconsin, Towa, Miniuisota, 1S52, ]»). 3A, 

 lifj. 1. [Soo spocinien in T. S. Nat. Mms., Cat., Invert. Foss., 17927.] 



•Spirifer (Inbins Hall, TIiirtccMitli K'op. N. Y. State Cab. Nat. Hist., lSf)((, p. 0{). 



rcntaniorolla dnbia Hall, I'.il. Now York, lY, 18G7, p. H7!l, pi. .f)S, (i<>s. :W-\'A. 



H.ill :ind Clarke, Il)i(leni, YlII, Pt. II, IS!13, p. 21."), pi. 71, (igs. 32-38. 



Loc. Iowa City, Iowa. 



<M)K. See rentanierella micnl.a Hall. 



Pentamerella intralineata (A. Wincliell). Hamilton (Dev.). 



Pentanioriis intraline.itna A. Wincholl, Tieol. Rop. Lower Poninsnla of Miclii- 



•ran, 18(ifi, p. 04. 

 Loc. (Jrand Tr;iverse region, Michigan. 



Pentamerella micula Hall. IHaniilton (Dev.). 



Peut.anierella micnla Hall, Pal. New York, IV, 1867, p. 378, pi. 58, figs. 26, 27. — 



Hall and Clarke, Ibidem, VIII, Pt. II, 1803, p. 245. 

 Loc. Iowa City, Iowa. 

 O&.s. Compare with Pentamerella dubia Hall. 



Pentamerella obsolescens Hall. ? Hamilton (Dev.). 



Pentamerella obsolescens Hall, Pal. New York, IV, 1867, p. 379, pi. 58, figs. 24, 



25.— Hall and Clarke, Ibidem, VIII, Pt. II, 1893, p. 245. 

 Loc. Waterloo, Iowa. 



Pentamerella pavilionensis Hall. Hamilton (Dev.). 



Pentamerns papiliononsis Hall, Thirteenth Reji. N. Y. State Cab. Nat. Hist., 



1860, p. 86. 

 Pentamerella papilionensis Hall, Pal. Now York, IV, 1867, p. 377, pi. 58, tigs. 28- 



37. — Nettelroth, Kentucky Fossil Shells, Mem. Kentucky Geol. Survey, 1889, 



p. 50, 

 Pentamerella pavilionensis Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, 



p. 245, pi. 71, figs. 30, 31. 

 Loc. Seneca and Canandaigua lakes, etc., New York; Falls of Ohio. 



Pentamerella thusnelda Nettelroth. Corniferous (Dev.). 



Pentamerella thusnelda Nettelroth, Kentucky Fossil Shells, Mem. Kentucky 



Geol. Survey, 1889, p. 51, pi. 31, ligs. 26-28. 

 Loc. Near Louisville, Kentucky. 



Pentamerella ventricosa Hall=Clorinda ventricosa. 



PENTAMERUS Sowerby. Genotype P. Itevis Sowerby. 



Pentamerns Sowerby, Mineral Conchology, 1, 1813, p. 76.— Hall and Clarke, Pal. 

 New York, VIII, Pt. II, 1895, p. 236;— Thirteenth Ann. Rep. N. Y. State 

 Geologist, 1895, p. 844. 



Pentamerns arcuosus McChesney=Clorinda arcuosa. 

 Pentamerns aratns= Pentamerella arata. 

 Pentamerns barrandi Billings=Clorinda barrandei. 

 Pentamerns beannionti Castelnau=P. oblongns. 

 Pentamerns bisinnatus McChesney=r. oblongns. 

 Pentamerns borealis Meek=Pentamerella borealis. 

 Pentamerns brevirostris Hall=Anastroi)liia brevirostris. 



