Artostrobium miralestensis Zone Reference Slide R 50
(= Botryostrobus aquilonaris Zone)


Sample
Slide
18-173-2-2, 46-49 cm R50.1 R50.2 R50.3
ZONAL MARKERS


Botryostrobus aquilonaris C19/4 E15/0 K25/4

C29/3 B28/3 F15/2

D29/4 G29/2 J15/0
OTHER SPECIES


Lamprocyrtis nigriniae E24/0 F33/0 J38/3

H26/4 F26/3 M30/0
Sphaeropyle langii D15/3 P25/0 M31/0

Specimens are located using England Finder coordinates; radiolarian slide label positioned to the left.

Radiolarians are common and moderately well preserved in this sample. There is a mixture of robust and delicate forms indicative of dissolution.

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