147 
Fig. 31. 
Climacograptus sc alar is, His. 
>> 
99 
,, Var. normality Lapw. 
„ 32. 
99 
,, Var. rectangular is, M ‘Coy. 
>j 33* 
99 
,, Var, tubuliferus , Lapw. 
„ 34- 
99 
,, Var. caudatus, Lapw. 
„ 35«- 
Climacograptus per-excavatus, Lapw. 35 b, portion enlarged. 
„ 36 a. 
)« 
Scharenbergi, Lapw. 3 6b, portion enlarged. 
» 37 
99 
innotatus , Nich. 
„ 38 a. 
99 
bicornis , Hall (typical form). 
,, 38 ^. 
99 
„ Var. peltifcr. 
„ 3&. 
99 
„ Var. tridentatus. 
V 39. 
99 
ccelatus , Lapw, 
„ 40 . 
99 
IVilsoni, Lapw. 
„ 41 . 
Dicranogt aptus formesus , Hopk. 
„ 42 a. 
»> 
ziczac, Lapw. (typical form). 
„ 42& 
>> 
,, Var. minimus , Lapw. 
» 43- 
» 
Clmgani, Carr. 
ivr 
(Sf.tf 
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