CHORDATA 



EVERTEBRATA 



4 Skeleton 



a general subjects 



b embryonic and larval 



endoskeleton 

 c skull and visceral skeleton 

 d skeleton of trunk and tail 

 e skeleton of girdles and extremities 

 f joints 



a general subjects 

 b larval endoskeleton 

 c endoskeleton 



5 Muscular system 



a general subjects 



b skeletal muscles 



c visceral muscles 



d muscles of extremities 



a general subjects 



b dermal muscles 



c internal muscles 



d muscles of special parts 



6 Alimentary tract 



general subjects 



mouth and pharynx 



intestinal tract 



proctodaeum 



salivary glands 



liver 



pancreas 



a general subjects 



b mouth and pharynx 



c intestinal tract 



d hind gut 



e salivary glands 



f other digestive glands 



7 Respiratory organs 



general subjects 

 external gills 

 internal gills 



respiratory tract and lungs 

 air bladder 



a general subjects 

 b gills and "lungs" 

 c tracheal system 



8 Heart, vascular system and blood 



general subjects 



heart 



vascular system 



1 arterial system 



2 venous system 



3 capillary system 

 blood 



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 



b endothelia 



c lymphatic system; R.E.S. 



d connective tissue 



196 



a general subjects 



b primary body cavities 



c coelomic cavities 



d connective tissue 



