part of start stage end stage pancreas primordium ZFA:0000254 TAO:0000254 During normal development, the exocrine anlage arises from bilateral sets of progenitors within the blastoderm margin that migrate to the midline use and differentiate prior to joining the rostral intestine. ZDB-PUB-050623-3. zebrafish_anatomy Embryonic structure that develops into the pancreatic bud. pancreatic anlage embryonic structure pancreatic system segmentation:10-13 somites pharyngula:prim-5