FROM NORTHWESTERN EUROPE 
59 
> % 8 ge ae ee cee 
A ~ aa XN a x 
a XN - 
ea so < ie N 
y) ce / . 
7 \ 
/ 
7 / > y, \ 
/ / / \ 
/ / \ 
/ \ 
\ 
/ 
a, / Fs 
\ /. J 
\ 0 / i) ' 
\ 1 
\ , 
i 
‘ I 
\ , ' 
\ \ : 
\ 
} \ 1 
\ \ < j 
\ \ , / 
\ \ 7am 7 
\ \ 7 
\ \ / 
\ “a & ye \ RC 
x 7 \ 7 \ 
4 7 x Pa ~ , 
~ 7 s a as Be 
a “ Dees oe Se exe 
~ = ee a ») 
— ey er 5:4 — 5:2 
ete acd 5-0 
Fic. 22. Transverse serial sections of Acanthothiris spinosa (Linnaeus). Bathonian. ‘ Var- 
ians Schichten ’’, Liestal, Basel, Switzerland. (x4). 
