diatom
A diatom (Neo-Latin ''diatoma''), "a cutting through, a severance", from el, διάτομος, diátomos, "cut in half, divided equally" from el, διατέμνω, diatémno, "to cut in twain". is any member of a large group comprising sev ...
s in the family
Plagiotropidaceae
Plagiotropidaceae is a family of diatoms in the order Naviculales
The Naviculales are an order of diatoms.
Family
According to the GBIF, the order has the following families;
* Amphipleuraceae (contains 1k species)
* Berkeleyaceae (144)
* ...