Agelas

Agelas is a genus of demosponge. It is the only member of the family Agelasidae. Members of this genus are filter feeders. and occur in the West Indies, the Mediterranean Sea, the Red Sea and the Indian Ocean in shallow waters down to a depth of 30 m or exceptionally 50 m. Some authorities report that the spongin fibres contain no coring spicules while others report that there are some of variable length.

Species
The World Register of Marine Species includes the following species in the genus:


 * Agelas axifera Hentschel, 1911
 * Agelas bispiculata Vacelet, Vasseur & Lévi, 1976
 * Agelas braekmani Thomas, 1998
 * Agelas cavernosa Thiele, 1903
 * Agelas cerebrum Assmann, van Soest & Köck, 2001
 * Agelas cervicornis (Schmidt, 1870)
 * Agelas ceylonica Dendy, 1905
 * Agelas citrina Gotera & Alcolado, 1987
 * Agelas clathrodes (Schmidt, 1870)
 * Agelas conifera (Schmidt, 1870)
 * Agelas dendromorpha Lévi, 1993
 * Agelas dilatata Duchassaing & Michelotti, 1864
 * Agelas dispar Duchassaing & Michelotti, 1864
 * Agelas flabelliformis (Carter, 1883)
 * Agelas gracilis Whitelegge, 1897
 * Agelas inaequalis Pulitzer-Finali, 1986


 * Agelas linnaei De Voogd, Parra-Velandia & Van Soest, 2008
 * Agelas marmarica Lévi, 1958
 * Agelas mauritiana (Carter, 1883)
 * Agelas nakamurai Hoshino, 1985
 * Agelas nemoechinata Hoshino, 1985
 * Agelas novaecaledoniae Lévi & Lévi, 1983
 * Agelas oroides (Schmidt, 1864)
 * Agelas repens Lehnert & van Soest, 1998
 * Agelas robusta Pulitzer-Finali, 1982
 * Agelas rudis Duchassaing & Michelotti, 1864
 * Agelas sceptrum (Lamarck, 1815)
 * Agelas schmidti Wilson, 1902
 * Agelas semiglaber Pulitzer-Finali, 1996
 * Agelas sventres Lehnert & van Soest, 1996
 * Agelas tubulata Lehnert & van Soest, 1996
 * Agelas wiedenmayeri Alcolado, 1984