start stage end stage posterior pancreatic bud Pancreatic bud that forms dorsal and adjacent to the developing intestine. dorsal posterior bud dorsal pancreatic anlage TAO:0001370 ZFA:0001370 zebrafish_anatomy Furthermore, zebrafish exocrine progenitors appear to arise from endoderm rostral to the gut tube, which it subsequently joins, rather than as an extension of the epithelium of the main duct. Thus, we argue against a classical model (Field et al., 2003) in which the zebrafish exocrine pancreas buds from either a rod of pre-intestinal endoderm or the gut tube which in zebrafish gives rise to the intestine (Wallace and Pack, 2003). ZDB-PUB-050623-3. caudal anlage pancreatic bud pharyngula:prim-5 hatching:long-pec