Streptocyclammina

Streptocyclammina is a genus of foraminifera, a group of amoeboid protists characterized by their granular ectoplasm used for catching food, and commonly producing a shell, or test, of diverse forms and materials. The genus Streptocyclammina is part of the family Lituolidae, within the order Lituolida.

Description

Streptocyclammina is characterized by its test, which is free, discoidal to slightly trochospiral, and composed of agglutinated grains. The test is biserial throughout or becoming uniserial in the adult stage. The aperture is terminal, a simple opening or with a short neck.

Habitat and Distribution

Streptocyclammina species are found in marine environments, particularly in deep-sea settings. They have a global distribution, found in various oceanic regions around the world.

Species

Several species are recognized within the Streptocyclammina genus, including:

• Streptocyclammina pusilla
• Streptocyclammina alabamensis
• Streptocyclammina laevis

See also

• List of Foraminifera genera

External links

• World Register of Marine Species: Streptocyclammina