Skeletons in confusion: a review of astrophorid sponges with (dicho-) calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida) Author Van Soest, Rob W. M. Author Beglinger, Elly J. Author De Voogd, Nicole J. text ZooKeys 2010 68 1 88 http://dx.doi.org/10.3897/zookeys.68.729 journal article http://dx.doi.org/10.3897/zookeys.68.729 1313-2970-68-1 Subgenus Dercitus Gray, 1867 Definition: Dercitus possessing toxa-like microscleres and a single category of irregular sanidasters. Type species: Halina bucklandi Bowerbank, 1858 Key to the taxa of Dercitus (Dercitus) .

Dercitus (Dercitus) bucklandi subsp. bucklandi

Dercitus (Dercitus) bucklandi subsp. lusitanicus