SUSTENTACULAR CONNECTIVE TISSUE. 



161 



gland ; it is connected with the delicate intertubular tissue 

 of the interior ; but as it does not send any firm trabeculae 



FIG. 66. 



Diagrammatic representation of uriniferous tubules (Klein). A, cortex of kidney; 

 B, boundary zone, and C, papillary portion of Malpighian pyramid ; a, subcap- 

 sular portion, and a', inner portion of cortex destitute of Malpighian bodies; 

 ], Malpighian body, capsule of Bowman, and glomerulus; 2, neck ; 3, proximal 

 convoluted tubule; 4, spiral tubule; 5, descending limb of Henle's loop; 

 6, Henle's loop; 7, 8, 9, ascending limb of Henle's loop; 10, irregular tubule; 

 11, distal convoluted tubule; 12, curved tubule; 13, 14, collecting tubule. 



11 Hist. 



