Acrita

• (n. pl.) The lowest groups of animals, in which no nervous system has been observed.
Found on http://thinkexist.com/dictionary/meaning/acrita/

Acrita

Ac'ri·ta noun plural [ New Latin , from Greek ... indiscernible; 'a priv. + ... to distinguish.] (Zoology) The lowest groups of animals, in which no nervous system has been observed.
Found on http://www.encyclo.co.uk/webster/A/22

Acrita

Acrita is another name for the Phylum Protozoa.
Found on http://www.probertencyclopaedia.com/browse/BA.HTM
No exact match found