79 



fcrr body. 



The ^r'yrs that I rrrrod fron PKrs r-.t the af^r of throe 

 days rere ir the '^ain features like the hydrarths of the 

 adult rrlory found and fipurrd by Profecr,or Brooks, ex- 

 cert that they had rot yet c'^volored as rary trrtaoles. In 

 his desrrirtio-^ he f^nys: "The u^ri.r'ht stems of "-he hydra, 

 fron 8 nn, to 12 if^. high, bore large terninal hy''ranths , 

 as v,-ell ar <^^aller oner v;hich v/ere scattered irregularly 

 along the ster nn short stalks. The Irng fusifrrr bcdy of 

 the hydranth carries frc^ eightee-^ to twe-ity thic"', short, 

 filiforr tentacles, which are arranged in three or rore 

 indefi-itr rhorls. The redusa buds originate around the 

 ster .iust belov.' the hydra'^ths , and they are themselves car- 

 ried 0- short rters. The nerisarc is rot annulated, and 

 it forrs a loose cylirdrival sheath around the i-ain sto^-, 

 and the short branches v;hich carry the lateral hydranths 

 and the younf r-edusae, v/hile the latter are invested by a 



