Meanings
- not comparablebiologyBelonging to the protozoan order Arcellinida (formerly Testacida).
Subsequently, Wallich (1864) recorded 4 species of testacid rhizopods from Gangetic Sundarbans of Lower Bengal.
1991, Animal Resources of India: Protozoa to Mammalia : State of the Art3 more examples
This class include foraminiferans, radiolarians, acantharians, heliozoans and helioflage!- lates, most of the so-called proteomyxans, and the filose testacid amebas.
1965, The American Midland Naturalist - Volume 73, page 294Chardez (1957, 1960, 1965, 1967, and other papers) and with Krizelj (1970) has extensively catalogued the protozoan fauna (especially testacid amebas) of forest soils and of mosses (from sphagnum bogs, of forest floors, rocks and tree trunks).
1979, The University of Kansas Science BulletinSilicates and silica biopolymers are found in algae, e.g.: diatoms, chrysophytes, chrysomonads, and xanthophytes; sponge spicules; protozoans, e.g.: radiolarians, silicoflagellates, zoomastigophora, testacid sarcodina, siliceous foraminifera, and Rhizopod amebael and in nanoplankton like loricate choanoflagellates.
2005, Richard B. Hoover, Roland Paepe, Perspectives in Astrobiology - Volume 366, →ISBN, page 49
Cite this entry
testacid. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/testacid
“testacid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/testacid. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “testacid,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/testacid.
Source: testacid on Wiktionary, CC BY-SA 4.0.