324 
PALHONTOLOGY OF NEW-YORK. 
Rocks & , 
~lelole a 
SB] ]. << = 
GENERA AND SPECIES. Plate and figure. | Page. |u| £/2) — = 
3 “|S © 
Plo ® a= 
= . 
5 Orbicula? subtruncata, Hall.........| Ixxix, 74,0 290 Veal. tfeclcd: deele. |e 
6 —?- crassa, “« Pano aall) dbisabiey ately) 290 *|esfealeol.. ba oe 
7 == celata, “6 Sere ae ea SeXiIIS a GRO OE EC 290, weleelecfecter|.. i 
1 Leptena plicifera, 6c be erate Diss] 120510 L9) -lhevei| ere se} ove ss |eveilles 
) = incrassata, ce ech eee’ LVADIS;, -27a,.0,.6 19 ee od 
3} — fasciata, ce Peters cdl IVaDISs cords Osce 20 celHle.|eeleelee].. 
4 = Bltennata Conrad eee 1; xxxia,1 | 102 felle.sl| allieeilate| sel 
2 del tional (lb o:<ip pum VeAtay 4 286 sfeclesfecfee [estes |b 
Bs = camerata, <“é kata ere savel | RIA nO 106 : Oo 
6 — deltoidea, ‘ Let te AEX K DEN Oe LO Ge a {\e%0\l!e/01| rail efell stei| fal eiei fens 
7 — tenuistriata, Sowerby.......{ Xxxla, 4da-f 108 oillein| all ts ol eretl t= ers 
8 — alternistriata, Hall ........ Xxxi B, la,b,e 109 cele eelbleel. 
9 — sericea, Sowerb Ue 2 Ue pe fi ele (as 
pik Y ve eee) Soxix, 3 a,b 987) -lee sfecleefeefee [fit 
10: =—- “ filitexta, " Hall....é:... | XxxiB, “Bia -—f LLL |e-fee}eeee}ee |e - [ee 
11 — planumbona, <‘ Sates dl) <xxrB, Aa—y 112 : oefe {ee {t]e 
12 = deflecta, Conrad...........| XXxiB, 5a, 5 113 |es}ec|eejeejee|-fy].-].. 
13 — recta, a ya as Xxxl1 B, 6a,) 113 soleslecleeit.. lee 
14 —_— planoconvexa, Hall........| XXxl1B, 7Ta-d 114 sefee|]e.].. 
is) — tenuilineata, Conrad ..... xXxXx1B, §& 115 celecieejtle. lee 
16 — subtenta, co een ale ck By Oko 115 cele ejee/tee fe. 
17 (SDANGEL.)) Seisees cacese ce| 2X18, 1010510, C 116 Joelejerlee|e-|tieel.. 
1 Ont Costalis, Halles ss ass sees sl) AUIS, Aras 0 20 |eelee|H).-]--]..]e- 
2 = testudinaria, Dalman......- vee ree oa ed + ye ee 
3 —  subequata, Conrad ........|  XXxll, 2a-f 118 Pee |eelesdat-lee|>< 
4 — bella-rugosa, ‘ te de asl SLI EONS De 118 es we lee (HH. 
5) — disparilis, se sides oxtcll SSCKd, 4¥0,.0; .¢ 119 iti] o:s| wisi eiell —f—lave. [oe 
6 — perveta, <c Sadhione (a KXXTes TOGO EC 120 : eeleeleelt. cles 
7 = equivalvis, Fall’, 1.2. ‘see.| \XXXU, 650,/05.¢ 120 sfreleefee|tleeles 
8 = fissicosta, Syeietarcrerceialt e SCKIDs ty tO MDT EA Stal fore <oes| sret|leres| 1 | eres nie 
9 — tricenaria, Conrad ........| XXxXU, Sa-e 21 3 Soleo] 2S Bale 
10 —_ plicatella, Hall.,.. .......| XXXll,. 9a-g 129 wfeefecfee |e. ]es 
ll = pectinella, Conrad ........| Xxx, 10 a-e 123 A\\a| poe Sbo| bc 
12 = — var. semiovalis, Hall,| XXxX1i, 11 a, b,c 124 fowls eJoefeejeeity..le> 
13 — insculpta, Halt saceecens zeal, 12 a, b,e¢ 125 zleeleolee]t..|e- 
14 — dichotoma, “s ekpvaiavsieta > 13 asd TQ5) lees weft. fes 
15 —_ subquadrata, ‘¢ a e¥etavare sori A, la-o 126 oe -|s-/f-- 
: : Pe XXX11A, 2a- 127 : e eelee 
16 _— occidentalis, sesso!) xxxii pa, la i 198 Fal FP en B88 soe ie 
iby == sinuata, «s eaipecine|| RIBS 2d —s 128 eefee|--feeje-[4].. 
18 — subjugata, fe seoses-| XXXIIC, La-—m 129 foa}e ees feeloe| ths fs» 
19 — erratica, cc seece. dl > IXXix,s 5 a —f 288 |ee]-- ie 
20 centrilineata, ‘* pa evanaeste Ixxix, 6* a, b,¢ 289 oe sefeel cles =n 
1 Delthyris biforatus, var. lynx, Eich. xxxlip, la-wu sleek} | Pest cass|ieie)| oie) ale [ere se 
1 Atrypa dubia, ELOLL ~ eiceics ofl Issa Oo QL feefee|teeles| feces 
2 —_— acutirostra, as wtteded iv bis, 6 21 lH wlottes 
3 — plena, CG LR vatvererel Mea: DIS). Sate 21 wfeettleetee|osferfee 
4 — plicifera, &< se ajeisieiera| SP AVIDIS, = 8 Yas—rd | 22 Jools. |e eolteies 
5 — altilis, o seseee.| Iv bis, 9a-d 23 sfeeltieeler| leelee 
6 —_ extans, Conrad i. apiece Xxxill, la,6 137 s}rete ster] tte ejes 
7 —_— nucleus; Hall, s.S.0esea\ SXXINS 12003 0,9 BE 00) 155 = siete) flereiieis 
8 _ cuspidata,f svocitice cel —XXxIN=) ah 138 9 : “|-+I-+|-° 
* Erroneously referred to fig. 5 
on page 289. 
} A. cuspidata figured on supplementary plate xxxiii*. 
