The chemical examination of the sponges Haliclona tenuiramosa, Tedania annh
elans, Zygomycale parishii and Sigmadocia pumila reveals the presence of st
eroids and new ceramides 1-4 and they have been characterized by spectral d
ata. Further Zygomycale parishii and Sigmadocia pumila afford floridoside 5
and benzaldehyde 4-(3-phenyl propionate) 6 respectively.