receives input from embryonic/larval antennal lobe glomerulus larval antennal lobe glomerulus 13a 2011-03-04T04:15:47Z FBbt:00100415 VFB:FBbt_00100415 13a fly_anatomy.ontology Glomerulus 13a is located in the larval antennal lobe (LAL), medially to glomerulus 45a, and ventrolateral to glomerulus 1a. It is innervated by an axon from the larval olfactory receptor neuron Or13a (Masuda-Nakagawa et al., 2009). larval olfactory receptor neuron Or13a