Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
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Transcription
No. 915 S. Para Rives S.A.
5 8/2 Ditylum top view small near apical
5 8/2
2 4 3/2 Surirella
7 2/8
4 2
7 3/8 Pennularia elliptical
4 6 3/4
10 0 9/4
3 3 2/3 Eunotia fig. 28
8 0 7/6
ry (by Maltwood) Fragillaria constructa :
No. 916. S. Para Rives S.A.
Solenodiscus