Figs. 1-3. 
1a 
PLATE XXI. 
PECOPTERIS BREVIPENNIS, sp. nov 
Portions of ultimate pinne 
. Portion of ultimate pinna differing in facies somewhat from 2 and 3 
18\pPart of. a piling Ole eM ao nin OC eye eee earns etait ee sees 
2° “Twolpinnnles Of.2 MaACniNed ices — ac alot sacs > <'aie aislniare sin layoe sca ae een eee nee elena 
3°, Portion of a pinnule of 3 magnified .......--.. Side seen Ste oe Solem estse Serene 
Pic. 4. CLADOPHLEBIS, SEHENOPTEROIDES, (Sp: NOV --+~ --c- ese 0--- 5 -osee see P 
AVSUNMIbOh an UlbimMate piNNa cee =e -oesee esos eae eee eee : 
40; Pinnuleiof Aimagnified sc. \ cess ee aaeeee coacOsee Sess clos Soot nanan ees eee 
FG 5, SASPIDIUM JOBLONGIROLIUM, 8p. NOV) omesecwecin- ae nier aaisoee <a reee eee eeee eee ee 
Dae LsvOvd Sbached PINT OS eee ac hise eels mse ctemsio cle ells siciet del steen ataare eee tet 
FIG 6G ASPIDIUM PARVIFOLIUM, SDP\NOV.coseiseseio=-hiecisaeicie ces aoe lestmenee Seen 
Gubragmentot ani] mMahespiNN ar. ease sae ee = eee eee ee eee eal ese ee eae eee 
6°) Pinnuleiof 6imapnified; to show merves and (sore = see seeese- eee eee ee eee eee eee 
6b sSorusimuch magnified | eo mee tes bacon o> ce eeee eee ae eae ee 
FiG i. veEECOPTERIS; SOCIAIIS, MrleCer neon sse setae et clas coe ee eee eee ees Es 
7. Several detached ultimate pinnw@e-~- = sees eee ee eee eee eee eer 
Fic, SAS TENOPRTERIS: VIRGINIGA, Spe MOV -c ccc cmeem cee seer oeree eee eeee seer ee eee eee 
8. Several fragments from the upper part of the plant-........-..--.-.----.-------.- 
HIGS..0) 13.4 bADOPHERBISSCONSIRIGLAN WSpMiDOV, aes ee ere aac ese ieee eee eee eee ee eee 
5,9, 13. Small fragments from Deep Bottom of what is probably C. constricta ....-...------ 
Fic. 10. PECOPTERIS ANGUSTIPENNIS, sp. NOV. ----.-.------- z ce. oo Hace MESSicoss 
LOPAS portionof«a) pinnulemnen cose lessees oe eisee ae eer nee ee eee ae eee eeeeeee 
102sHower portioniof 10imaonified =. --nean-est aeenee =sece se seeee cesta cose eeee eee 
Fie. 1 (GLEIGHENTA NORDENSKIGLDL? Heer: -sicen== 0 -cces sows ocr eee eee ecceene 
1d Pragment.ofaypiun a) eseonars tose ons aloe eee ete Rone eee eee eee eee Sexes 
114: Pinnules: magnified Sy. S22) = sae. ase cei ene eceeeciee Sees eee ee eee 
Hie: ~ 12, Undetermined: fern’ ss. - ese s-eeeee cise oy eee eee sae eee eee ee eee ospescsacee 
Hie. 14° Asprproa VIRGINICUM, Ss QOV)-cece =. eeeniea= sien nee ene seer ee aeece ne eee cece 
14° Fragmentiof, acompound) pinnae --e-..e- se) sees ee esis ae eee eee eeeeree eee 
IE CS Lebron jabra we ceca Gapcse race pees Se Hed Socom Uno See conSasceoSseancoso ne 
14>, Portion of 14° still more magnified, to show SOri.........----------- --eee2 woes wenn 
Fic. 15, ASPIDIUM PINNATIFIDUM, Sp. NOV .....---- since Gainw sees mass conn ss cree ec acaa === 
Lo Fragment ofianinltimate pinnae nas seater eee ae oa ane tes eee ele laa 5 
15*. Pinnule of 15 magnified .................-0-- noo co Se SSDS OHS Susuce celcnioe esas 
101 
101 
101 
