Clathrulina elegans
Clathrulina elegans, test 34 µm, stalk 268 µm.

 

 

Clathrulinidae Claus, 1874

 

Diagnosis: Extracellular capsule or lorica attached to substrate, with axopodia emerging from perforations; kinetocyst extrusomes along axopodia; tubular mitochondrial cristae; biciliated and amoeboid stages; can be colonial.

 

Clathrulina elegans
Clathrulina elegans
Actinosphaeridium pedatus and Hedriocystis pellucida, bar = 10 µm