Description of a new species of Aspidisca, Aspidisca terranovae sp. n., from Antarctica (Ciliophora, Hypotrichida)

Abstract

A new species of Aspidisca, Aspidisca terranovae sp. n., was collected from sea ice and sand sediments of Terra Nova Bay (Ross Sea, Antarctica). It is characterized by: seven frontoventral cirri showing a ‘polystyle‐arrangement’, five transverse cirri, a prominent peristomial spur, and a smooth dorsal surface carrying four kineties.

Key words:

• Antarctic protozoa
• Ciliates
• Aspidisca
• Taxonomy