184 



INDEX 



Tibial artery, 34 

 Tissue, 38, 45 

 Tongue, 27, 122, 136 

 Trachea, 27, 118 

 Tracheid, 101 

 Trematoda, 142 

 Trichocyst, 58 

 Trichome, 99 

 Trochanter, 117 

 Trancus arteriosus, 28, 31 

 Trunk 27 

 Turbellaria, 142 

 Tympanum, 26, 117 

 Typhlosole, 91, 92 



UMBO, 125 

 Unio, 125 

 Ureter, 30 

 Urino-genital, 30, 33 



VACUOLE, 55, 59, 63, 104 

 Vegetative pole, 42 

 Vein, 34, 99, 117, 123, 129 

 Velum, 85 



Ventral root, 37 

 Ventricle, 28, 35, 128 

 Venus, 125 

 Vertebrata, 144 

 Vestibule, 63 

 Visceral, 129 

 Volvox, 68 

 Vomerine, 27 

 Vorticella, 62, 148 



WAX shears, 123 

 Wing, 117, 123 

 Worcester's fluid, 160 

 Worker, 124 



YEAST, 104 



Yolk, 42, 50 



plug, 43 



Z 



ZENKER'S fluid, 160 

 Zinc chloriodide, 157 

 Zooid, 80 

 Zoospore, 67 

 ^ygospore, 72 



