Pachy. 



574 



Triap ^shes and plants, IT. S. Geol. Survey, Vol. 14. 1888, p. 89, 

 iji. 22, fig. a, 3 a, twig with divergent leaves ; 3 5, another with 

 appressed leaves ; 3 c, cone. — Trias, 



Pacnyphyllum peregrinum, Lindley & Hutton. 



( Walchia variabilis^ Em- 

 mons, Amer. Geol. fig. 76.) 

 Fontaine's Monograph, U. S. 

 Geol. Sur. Vol. 6, 1883, p. 108, 

 pi. 50, fig. 4. Certainly the 



^Eonh u.s.Bu/i 6^^^ PI. so English Lower Liassic plant ; 



and the Araucaria peregrina^ L. & H. Foss. Fl. of G. B. pi. 



88. Emmons says its horizon is 500' above the horizon of the 



most common North Carolina Mesozoic cycads. — Trias? 

 Pachyphyllum simile, Newberry. Monograph of Triassic 



Netuberrj^. 



t;.S,G.S.Vol.l4^li?^i p'-22. 



fossil fishes and plants, in U. S. G. Survey, Vol. 14, 1888, p. 88^ 



pi. 22, fig. 2; quarry at Sunderland, Mass.— Irms. 



Pagura quadraspinosa. See Bathynotus holopyga. Z. G, 

 Palseacis cuneatus, {Sphenopoterium cuneatum Meek & 



XliJfei. M Worthen, 1860, Proc. Nat. Acad. Sci. 



Phil. St. Louis limestone ; Geol. Sur. 

 Illinois, Vol. 2, p. 263, pi. 19, fig. 1 a, b, 

 c, d.) Collett, 1881, page 369, plate 41, 



lnd/^^8 1851. 3 41. fig- S^ side view, ordinary size^ 9, edge 



view, natural ,S'27. — Warsaw limestone, XT 



PalaBacmea ? acadica. {Discina acadica^ Hartt, Dawson's 

 L.C. JL P^. K ^ca<i- Geol. 2d, Ed. 644, fig. 222.) Walcott 

 Ip^i??:::^::., Bull. 10, U. S. G. S., page 19, plate l,fig. 6, 

 ' ^ tyP® specimen, enlarged twice. — Lower 

 i Cambrian {Saint John) formation. L. G. 



