550 



PALAEONTOLOGY OF NEW YORK. 



ALPHABETICAL ARRANaEMENT— Continued. 



KAMB. 



PLATB JLSD PKIDRB. 



Ptcrinea, Ooldfuss. 182t>. 



P. Cheiimiif^nsis, Conrad, 



P. .cimsiinilis. Hall, 



P. dispandH, Hall, 



P. flalwlla, ("oiinvd, 



P. j^rrandis, n. sp., 



P. intei-strialif!. Hall, 



P. pinguis. Hall, 



P. proi-ii. Hall, 



P. ri^riilii. Hall, . 



P. (Vertumnia) avis. Hall, 



P. (Vertumnia) rcpi-oba. Hall, 



P. (Vertumnia) i-eversa, Hall, 



Pteronites, McCoy. 1844. 

 P. inoptatus. Hall, 

 P. profundus. Hall, 

 P. rostratus. Hall, 



Pterinopecten, Hall. 18S3 



P. con.siHjotu.s, Hall, . 



P. ci-enicostatus, Hall, 



P. dig-natus. Hall, 



P. dispan<lus. Hall, 



P e rectus. Hall, 



P. exfoliatus. Hall, 



P. filitextu.s. Hall, 



P. Hennes, Hall, . 



P. imbecilis. Hall, 



P. in.sons. Hall, 



P. intermedius, Hall, . 



P. Ia;tu.s, Hall, 



P. multiradiatus, Hall, 



P. Nei)tunus, Hall, 



P. nodoaus. Hall, 



P. i-eflexu8. Hall, 



P. regularis. Hall, 



P. spondylua. Hall, 



P. snborbicularis. Hall, 



P. unclosus. Hall, . 



P. Vertumnus, Hall, . 



P. (Aviculopecten 1) strictus. Hall 



Ptychodesma, Hall and Whitfield, 



1872. 

 P. Knappianum, Hall and Whitfield, 

 P. minor. Hall, .... 

 P. nanum, n. sj)., 



Ptychopterla, Hall. 

 P. alata. Hall, . 

 P. Beecheri, Hall, . 

 P. elongata. Hall, 

 P. Eucrate, Hall, . 

 P. Euilora, Hall, 

 P. expanna. Hall, . 

 P. falcata. Hall, . 

 P. aalene. Hall, . 

 P. (fibl)08a. Hall, 

 P. Uta, UaU, . 



1888. 



its 



100 



97 



93 



91 



96 



92 



102 



101 



105 



106 



104 



XVI. figs. 3, 7, 10, 12 ; LXXXIV, fig. 21. 



XVI, figs. 1, 2, S, 9, 11 ; LXXXIV, fig. 23. 



XV, fig. 7. 



XIV, figs. 1-21 ; XV, figs. I, 4-6, 8-10 ; LXXXIII, figs. 11, 12. 



LXXXIII, fig. 14. 



LXXXIII, fig. 14. 

 LXXXIV. fig. 22. 



XV, fig.s. 2. 3; LXXXIIL fig. 13. 



XVI. figs. 4, 13, 14. 

 XVI, figs 5, 6. 

 XXIV, figs. 9, 11, 13. 

 LXXXII, figs. 19, 20. 



XXIV, tigs. 6, 12 ; LXXXIV. fig. 24 



239 LXXXVIL fig. 5. 



237 XXII, figs. 25-27. 



238 XXII, fig. 24. 



66 XVII, figs. 17, 18, 20, 21. 



78 VIII, figs. 3, 4 ; LXXXII, fig. 14. 



62 I, figs. 12, 14, 15. 



76 LXXXII, figs. 11, 12. 



77 LXXXH, figs. 1.5-17. 



61 I, fig.s. 16, 17 ; LXXXIIL figs. 6, 7. 



67 XVIL fig. 22 ; LXXXII, figs. 9, 10. 



64 XVIL figs. 13-15. 

 75 XXIV, fig. 1. 



.59 I, fig. 4. 



68 XVIL fig. 19 ; LXXXIIL figs. 4, 5. 



63 I, fig. 13. 



57 I, figs. 6, 7. 



79 VIII, figs 5-7. 

 60 LXXXU, fig. 13. 



58 LXXXII, fig. 8. 



70 LXXXIII, fig. 1. 



65 XVn, fig. 16. 



80 VIII, figs. 1, 2; XXrV, fig. 10; LXXXIL fig. 4. 

 72 II. figs. 10-19 ; LXXXIL fig. 7. 



71 V, figs. 1-8 ; LXXXIII, figs. 2, 3. 

 74 XXIV, fig. 2 ; LXXXII, fig. 18. 



353 LI, figs. 22-27. 



353 XLI. fig. 27. 



353 XCIII, figs. 17, 18. 



139 XXIII, figs. 2.5, 2B (21, 32 1) ; LXXXV, fig. 26. 



143 LXXXV, figs. 21, 22. 



141 LXXXV, figs. 10-13. 



133 XXIII, fig. 24 ; LXXXV, figs. 27, 28 



138 LXXXV, fig. 9. 



1.52 XXIIL figs. 10, 11. 



136 LXXXV, figs. 6, 7. 



142 LXXXV, figs. 29-31, 

 149 LXXXV, fig. 5. 



145 LXXXV, figs. 23-25. 



