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(Duchassaing & Michelotti, 1864)
The Caribbean sponge is dark red, brown, purple or violet with blue reflections, it forms long tubes, its surface feels prickly, thorny, its mucus layer falls off easily when touched and discolors fingers and hands.
However, the sponge can also grow encrusted and fill small cavities in rocks, the sponge contains few sclerites, its consistency is hard but compressible.
Similar species: Clathria spinosa
Synonymised names
Acamas laxissima Duchassaing & Michelotti, 1864 · unaccepted (genus transfer)
Acamasina laxissima (Duchassaing & Michelotti, 1864) · unaccepted (genus transfer)
Esperella nuda Ridley & Dendy, 1886 · unaccepted (genus transfer and junior synonym)
Hircinia cartilaginea var. horrida Hyatt, 1877 · unaccepted (genus transfer and junior synonym)
Hircinia horrida Hyatt, 1877 · unaccepted (genus transfer and junior synonym)
Hircinia purpurea Whitfield, 1901 · unaccepted (genus transfer and junior synonym)
Ircinia cartilaginea var. horrida (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)
Mycale (Acamasina) laxissima (Duchassaing & Michelotti, 1864) · unaccepted (subgenus transfer)
Mycale angulosa (Duchassaing & Michelotti, 1864) sensu Laubenfels, 1936 · unaccepted (junior synonym)
Mycale hyatti Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale jamaicaensis Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale laxissima (Duchassaing & Michelotti, 1864) · unaccepted (subgenus assignment)
Mycale mucifluens Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale whitfieldi Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Strongylacidon horridum (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)
Thorecta horrida (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)
The Caribbean sponge is dark red, brown, purple or violet with blue reflections, it forms long tubes, its surface feels prickly, thorny, its mucus layer falls off easily when touched and discolors fingers and hands.
However, the sponge can also grow encrusted and fill small cavities in rocks, the sponge contains few sclerites, its consistency is hard but compressible.
Similar species: Clathria spinosa
Synonymised names
Acamas laxissima Duchassaing & Michelotti, 1864 · unaccepted (genus transfer)
Acamasina laxissima (Duchassaing & Michelotti, 1864) · unaccepted (genus transfer)
Esperella nuda Ridley & Dendy, 1886 · unaccepted (genus transfer and junior synonym)
Hircinia cartilaginea var. horrida Hyatt, 1877 · unaccepted (genus transfer and junior synonym)
Hircinia horrida Hyatt, 1877 · unaccepted (genus transfer and junior synonym)
Hircinia purpurea Whitfield, 1901 · unaccepted (genus transfer and junior synonym)
Ircinia cartilaginea var. horrida (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)
Mycale (Acamasina) laxissima (Duchassaing & Michelotti, 1864) · unaccepted (subgenus transfer)
Mycale angulosa (Duchassaing & Michelotti, 1864) sensu Laubenfels, 1936 · unaccepted (junior synonym)
Mycale hyatti Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale jamaicaensis Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale laxissima (Duchassaing & Michelotti, 1864) · unaccepted (subgenus assignment)
Mycale mucifluens Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Mycale whitfieldi Pulitzer-Finali, 1986 · unaccepted (junior synonym)
Strongylacidon horridum (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)
Thorecta horrida (Hyatt, 1877) · unaccepted (genus transfer and junior synonym)


Wolfram Sander, reefcolors.com