Term Name:	fibrous body-membranous organelle
Synonyms:	FB-MO
Definition:	A Golgi-derived organelle that forms in primary spermatocytes during spermatogenesis of some nematodes including C. elegans. This 'double organelle' consists of a fibrous body containing major sperm protein and a membranous organelle that envelops the developing fibrous body.
Ontology:	GO: Cellular Component [GO:0160208]    QuickGO    AmiGO