NO. l6 



DUCTLESS GLANDS OF THE ALLIGATOR — REESE 



13 



a, alveolus 

 ad, adrenal 

 ao, aorta 



be, blood corpuscles 

 hv, blood vessel 



c, capsule 



ca, capillary 



cc, cortical column 



ch, cavity of hypophysis 



CO, colloid 



cor, cortex 



ct, connective tissue 



cy, colloidal cyst 



en, endothelium 

 ep, ependyma 

 er, erythrocyte 



gc, gland cells 



gl, glandular lobe of hypophysis 



he, Hassall's corpuscle 



i, interstitial tissue 

 in, infundibulum 

 is, interspace 



LETTERING FOR ALL FIGURES 



Ic, lymph cells 

 Is, lymph sinus 

 hi, leucocytes 



m, Malphigian corpuscles 



mc, medullary or chromaphil cells 



ml, middle part of hypophysis 



nl, nervous part of hypophysis 



o, ovary 

 ov, ovum 



p, pulp 



pb, post-branchial body 



pc, post cava 



pt, parathyroid 



re, reticular cells 



/, trabeculae 



tr, trachea 



ty, thyroid gland 



F', third ventricle 



3;, yellow cells 



