Image fultoportulae_int.jpg | Species - Diatoms of North America

Glossary Term

Central tube | Fultoportula
Caption

Internal view of valve of Stephanodiscus sp. (SEM) showing the rimoportula (R), central fultoportula (CF) and four marginal fultoportulae (MF). Each fultoportula has two satellite pores surrounding the central tube.
Credit

Marina Potapova

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