Genus Spongiobranchaea

Genus Spongiobranchaea d'Orbigny, 1836

Spongiobranchaea is composed of two species; Spongiobranchaea australis is the type species. This is a large, naked pelagic snail, over 2 cm long, with a semi-transparent body. The lateral gill is reduced. There are two strong lateral arms, a median arm is absent. The arms each have 10 to 20 suckers. A posterior gill is present. The posterior footlobe is normal sized as are the wings and lateral footlobes (Spongiobranchaea australis).

[2 species]