snjeptdsnd snyjeusoqedy 
snusTeos snyqeusojedy 
snqttjed snyqeusojedy 
snjzeiqrty snyjeusojzedy 
shutues snyjeusojedy 
snpottneyo snyjvusoqedy 
TT Teqdues snpoyjeus0yjeds 
eBoTJsodtAseyT PuTpoTUOTIg 
TuOSUTT TOS TAJZI13 snpoyzeUD 
snjejnumks snpoyjeuy 
sn[NotAeu snyzeussnaeg 
sn[NjIos snpoyqeusoyjeds 
sNsopououow snpoyjeusy 
*aou ‘dsqns 1tA}113 snpoyjeuy 
xeTduts 143113 snpoyjeuy 
snjeesut{ tq snpoyjeuy 
sN[N{stio snpoyyeusoyjeds 
snjejoundomoy snpoyjeuy 
snjejnuuos snpoyjeug 
snsopou snpoy eu 
tAQ113 1A}QI13 snpoyjeug 
Yy10 
Y26 
Y29 
Y32 
W333) 
Y36 
Y41 
Y44 
Y51 
Y¥56 
HAWES 3 
HAWES 9 
HAWES 17 
HAWES 19 
HAWES 21 
HAWES 24 
Chart to show the range of selected conodont species in the Yoredale succession. 
Apatognathid species are shown separately. Samples Hawes 24, Girvanella Bed : 
Fic. 54. 
Y 56 Hardraw Scar 
Hawes 17, Gayle Limestone : 
Y 50 Limestone IIIA : 
IVA : Y 33, Limestone IVB: Y 29, Middle Limestone : 
Hawes 21, Hawes Limestone : 
Y 10, Three Yard Limestone : 
Limestone : 
Y 36, Limestone 
Y 26, Five Yard Limestone : 
Y 44 Simonstone Limestone : 
UND 1, Underset Limestone. 
