Rhyn. 898 



singer.) Niagara formation of N. Y. Ya. — In Perry Co., 

 Pa., Millerstown ore works, CJaypole's two specimens, 12,681 

 (000, p. 164) ar3 Rhynchonella negleota, (G. B. S). V a. 



Rhynchonella plicatula. ( Atrypa plicatula). Hall, page 



v.. 71, fig. 16, 4. Clinton formation, V a, — In Pennsyl- 



^^^ vania, collected by Hall & Hale, 1875, at Matilda fur- 



^^^ nace, Mifflin Co., Spec. 503-9, from Clinton shale^OYQv 



lf> 4 Fossil ore. Va, 



Rhynchonella plicifera. { Atrypa plioif era). Hall. Pal. 

 ^j-^^gx N. y. Vol. 1, 1847, page 22, plate 4 Us. figs. 8 a, 5, 



^, d, Chazy, Rogers' Geol. Pa., 1858, page 817, 

 fig. 592. In Chazy {?) limestone. Hi, 



Rhynchonella proliiiGa, See Stenoschisma prolificum. 

 YIIIc, Olaypole's 12,488 (000, p. 156) m^x^^6.R,horsfordi 

 is more probably this; 12,387-12,746, from Rough and Ready, 

 Huntingdon Oo. (misnamed prolifera in 000, 168) ; 12,756, 

 Sumner's, Hunt. Co. (unnamed in 000, p. 173. G. B. S., 1889); 

 from Maroellus, VIII h, 



Rhynchonella psittacea, Linn. Geology of Canada, 1863, 

 figure 473, from the Champlain clay^ or Glacial deposit,^ Post- 

 tertiary, PP, 



Rhynchonella pugnus. Martin. Petrifact. Derbyshire. 

 Lower Carhoniferous, Claypole's specimen 108-7 (000, 12,- 

 470) obtained from Prof. H. S. Williams of Ithaca N. Y., from 

 Chemung strata^ is marked contracta ?^ as if it were doubted 

 that an English Suhcarhoniferous species could exist in Amer 

 ican Chemung strata, VIII g, 



Rhynchonella quadricostata ( Atrypa ; Orthis . ) 



VIII e^ Hall, Geol. N. Y., 1843, page 223, fig. 95, 2. 



Vanuxem Geol. N. Y., 1842, page 168, fig. 42, 2. 

 Oenessee formation, VIII e. 



