Mothes, B.; Campos, M.A. (2004). Biemna trisigmata n.sp., a new sponge from the North coast of Brazil (Demospongiae, Poecilosclerida). Zootaxa. 639: 1-7.
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Mothes, B.; Campos, M.A.
2004
<i>Biemna trisigmata</i> n.sp., a new sponge from the North coast of Brazil (Demospongiae, Poecilosclerida)