Part of the telencephalon, comprising paired anterior outgrowths of either of the cerebral hemispheres in which the olfactory nerve exits. The olfactory bulbs begin to fuse at NF stage 50, and fusion is complete around NF stage 58. The cerebral vein loops around the olfactory bulb by NF stage 43. [ AAO:0010165 https://www.worldcat.org/search?q=bn%3A0815318960 ]

Synonyms: OB bulbus olfactorius