INDEX. 



Introduction 



Methods 



Methods of fixing 

 Methods of embedding 

 Methods of staining . 



7 



12 

 12 

 l3 



I3 



Chapter I. 

 ANATOMICAL DESCRIPTIONS. 



I. Macromysis flexuosa. 



A. Study of the dissected organs 



B. Study of microscopic sections 



Œsophagus 



Stomach 



Cardiac chamber 



Pyloric chamber. 



Union of the pyloric chamber with the intestine 



Musciilar System 



The mid-gut 



The dorsal diverticulum 



The glands 



Digestive glands or hepato-pancreas 



The intestine . 



2. Other species . 



Macropsis slabberi 

 Schistomysis ornata 

 Mysis vulgaris 

 Schistomysis spiritiis . 

 Gastrosaccus spinifer . 

 Mysidopsis 

 Anchialus agilis 

 Siriella . 

 Nyctiphanes coiichii 



i5 

 i5 

 17 

 17 

 17 

 18 



21 

 25 

 76 



27 

 28 



29 

 29 



32 



34 

 34 



36 

 36 

 36 

 36 

 36 



37 

 38 

 40 



