Macandrewia

Macandrewia is a genus of sea sponges, and is the only genus in the monotypic family Macandrewiidae.

Description
Species are cup-shaped, expanded, more or less sinuate or lobed. They are attached to the substrate by a more solid base. They are covered by a fleshy layer. It is supported by a siliceous cup-shaped axis. The upper surface is covered in of pores, which are grouped into roses which are surrounded by radiating grooves. The lower surface is non-porous.

Species
The following species are recognised:


 * Macandrewia auris Lendenfeld, 1907
 * Macandrewia azorica Gray, 1859
 * Macandrewia clavatella (Schmidt, 1870)
 * Macandrewia minima Carvalho & Xavier, 2020
 * Macandrewia ramosa Topsent, 1904
 * Macandrewia rigida Lévi & Lévi, 1989
 * Macandrewia robusta Topsent, 1904
 * Macandrewia schusterae Carvalho & Xavier, 2020
 * Macandrewia spinifoliata Lévi & Lévi, 1983