Glossary terms starting with "b"

Bifurcate

A structure that is divided into two branches.

 

Biraphid

Pennate diatoms having a raphe on each valve. Examples of biraphid genera include Amphora, Epithemia, Gomphonema, Navicula, and Mastogloia. See also araphid and monoraphid.

Biseriate - doubly punctate

A stria having two rows of areolae.