stage1-3 |   | maternal
| | outrageous complexity
i\'d like to try see this one with less staining |
stage11-12 |   
  
| tracheal primordium foregut primordium visceral muscle primordium somatic muscle primordium hindgut proper primordium stomatogastric nervous system primordium
| | This is a challenge. Clear staining in primordium of visceral muscles which persists into later stage. Also adjacent trachel pits. Unclear whether somatic mesoderm also (partly) labeled; same later: |