The Ammodiscacea is a superfamily of
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 ...
in the order
Textulariida
The Textulariida are an order of foraminifera that produce agglutinated shells or tests. An agglutinated test is one made of foreign particles glued together with an organic or calcareous cement to form an external shell on the outside of the or ...
.
tests
Test(s), testing, or TEST may refer to:
* Test (assessment), an educational assessment intended to measure the respondents' knowledge or other abilities
Arts and entertainment
* ''Test'' (2013 film), an American film
* ''Test'' (2014 film), ...
(or shells) are made of agglutinated grains and consist of a proloculus (the initial chamber) followed by an enrolled tubular second chamber open at the distal end, that lacks internal septa but which may have growth constrictions.
Ammodiscacea includes a single family, the Ammodiscidae, which contains five subfamilies:
:
Ammodiscinae
:
Ammovertellininae
:
Ammovolummininae
:
Tolypammininae
:
Usbekistaniinae
References
*
Alfred R. Loeblich Jr and
Helen Tappan, 1964. Sarcodina Chiefly "Thecamoebians" and Foraminiferida; Treatise on Invertebrate Paleontology, Part C Protista 2. Geological Society of America and University of Kansas Press.
* Alfred R. Loeblich Jr and Helen Tappan, 1988. Forminiferal Genera and their Classification. E-book
Ammodiscacea
{{Taxonbar, from=Q4747253
Foraminifera superfamilies
Globothalamea