Lagena is a genus of benthic

foraminifera Foraminifera (; Latin for "hole bearers"; informally called "forams") are single-celled organisms, members of a phylum or class of amoeboid protists characterized by streaming granular Ectoplasm (cell biology), ectoplasm for catching food and ot ...

of the family Lagenidae, the superfamily Nodosarioidea, the suborder Lagenina and the order Lagenida. Its type-species is Serpula (Lagena) sulcata . Its chronostratigraphic range spans from the

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

to the Present .

References

External links

* Foraminifera genera Radiolarian genera {{foram-stub