f joints 



general subjects 

 skeletal muscles 

 visceral muscles 

 muscles of extremities 



a general subjects 



b mouth and pharynx 



c intestinal tract 



d proctodaeum 



e salivary glands 



f liver 



g pancreas 



5 Muscular system 



a general subjects 



b dermal muscles 



c internal muscles 



d muscles of special parts 



6 Alimentary tract 



a general subjects 



b mouth and pharynx 



c intestinal tract 



d hind gut 



e salivary glands 



f other digestives glands 



7 Respiratory organs 



general subjects 

 external gills 

 internal gills 



respiratory tract and lungs 

 air bladder 



general subjects 

 gills and "lungs" 

 tracheal system 



8 Heart, vascular system and blood 



general subjects 



heart 



vascular system 



1 arterial system 



2 venous system 



3 capillary system 

 blood and hematopoiesis 



a general subjects 

 b heart and pulsating vessels 

 c open vascular system 

 d closed vascular system 

 e blood 



9 Body cavities, coelomic cavities, endothelia, 

 lymphatic system and connective tissue 



a coelomic cavities a general subjects 



b endothelia b primary body cavities 



c lymphatic system; R.E.S. c coelomic cavities 



d connective tissue d connective tissue 



231 



