1120 BULLETIN" 92, UNITED STATES NATIONAL MUSEUM. 



Rhynchonella plicatella (Linnseus). 



Atrypa plicatella? Hall, Pal. New York, 2, 1852, p. 279, pi. 58, figs. 3, 4.— Miller, 



N. A. Geol. Pal., 1889, p. 337. 

 Rhynchonella plicatella Hall, 12th Rep. New York State Cab. Nat. Hist., 1859, 



p. 78.— Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 897, figs. 

 Niagaran: Europe; Walcott, New York. 



Rhynchonella plicatula Lesley. See Ccelospira plicatula. 



Rhynchonella plicifera Hall. See Camarotcechia plena. 



Rhynchonella procteri Ulrich. See Rhynchotrema procteri. 



Rhynchonella pyrrha Billings. See Camarotcechia pyrrha. 



Rhynchonella quadricostata Miller. See Hyattidina congesta. 



Rhynchonella recurvirostris Billings. See Zygospira recurvirostris. 



Rhynchonella? reticulata Hall. See Dictyonella reticulata. 



Rhynchonella Ridleyana Safford. See Protorhyncha ridleyana. 



Rhynchonella robusta Hall. See Rhynohotreta robustum. 



Rhynchonella rugicosta Nettehoth. 



Rhynchonella rugascosta Nettelroth, Kentucky Fossil Shells, Mem. Kentucky 



Geol. Surv., 1889, p. 78, pi. 32, figs. 48-51. 

 Niagaran (Louisville): Louisville, Kentucky. 

 Holotype.— Cut. No. 51320, U.S.N.M. 



Rhynchonella rugosa Billings. See Atrypa rugosa. 



Rhynchonella saffordi Hall. See Wilsonia saffordi. 



Rhynchonella saffordi var. depressa Nettelroth. See Wilsonia saffordi depressa. 



Rhynchonella sancta Sardeson. See Rhynchotrema increbescens laticostatum. 



Rhynchonella scobina Hall and Whitfield. See Camarotcechia (Stegerhynchus) 

 neglecta. 



Rhynchonella semiplicata Hall. See Camarotcechia semiplicata. 



Rhynchonella sordida Hall. See Plectorthis (Encuclodema) sordida. 



Rhynchonella sordida Hall. 



Atrypa sordida Hall, Pal. New York, 1, 1847, p. 148, pi. 33, fig. 16. 

 Rhynchonella sordida Hall, 12th Rep. New York State Cab. Nat. Hist., 1859, 



p. 66.— Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 900, fig. 

 Trenton: New York(?). 



Rhynchonella stricklandi Hall. See Uncinulus stricklandi. 



Rhynchonella subtrigonalis Hall. See Rhynchotrema subtrigonale. 



Rhynchonella tennesseensis Hall. See Uncinulus stricklandi. 



Rhynchonella vicina Billings. See Camarotcechia vicina. 



Rhynchonella whitiana Miller. See Camarotcechia (Stegerhynchus) whitei. 



Rhynchonella whitii Hall. See Camarotcechia (Stegerhynchus) whitei. 



