Leucettusa lancifera

Leucettusa lancifera is a species of calcareous sponge in the family Leucaltidae  first described by Arthur Dendy in 1924,  and found in New Zealand waters, (with the type specimen found off the Three Kings).

Description
Leucettusa lancifera is a white to cream, flask-shaped sponge, which is 2–3 cm in diameter, and up to 8 cm high. The texture of the sponge is brittle and without elasticity. It grows singly or in clusters, on rocky surfaces, ranging up to 50 m in depth. Its surface is smooth and glistening. It is found off both the North and South Islands of New Zealand.