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                        Figure Caption
                    
                    
                
                
            
        
        
    
        
            
            
Fig. 4 mucus secreting cell, migrating neural crest cells in lateral pathway, pigment cells, proctodeum, retina, branchial arches
                
                    
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                | Preparation | Image Form | View | Direction | 
| whole-mount | still | side view | anterior to left | 
                
                    
                        Figure Data