Leucettusa is a genus of sponges belonging to the family Leucaltidae. The species of this genus are mostly known from the Arctic and Antarctic, New Zealand and Southwest Australia.
Description Species have a simple tubular body with a large atrium, and choanocyte chambers which are either elongated, spherical or both.
Species The following species are recognised:
Leucettusa clathria Leucettusa corticata Leucettusa dictyogaster Leucettusa haeckeliana Leucettusa imperfecta Leucettusa lancifera Leucettusa mariae Leucettusa nuda Leucettusa pyriformis Leucettusa sambucus Leucettusa simplicissima Leucettusa soyo Leucettusa tubulosa Leucettusa vera
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