828 



MK. J. RITCHIE OX IIYDROIUS 



Text-fiff. 80. 



May 24, 



-St. 



Corp. 



Rhizogeton iii'Jum (?), X Co. 



Corp., dark corpuscles in endodcrm of liyilnmth ; eri.. ectodcnii ; e>id., endoderu) ; 

 If. p., growing point of stolon ; />., ]ieris;irc ; ,sV., stolon. 



Locality. Flying- Fish Cove. 



Owing to the absence of the gonosome, itnlentiilcation with 

 li. midii))} imist remain a mattei" of doubt. The tfopliosomes, how- 

 ever, agree in shape, in charncter, and in the nnmlier and position 

 of the tentacles; and Brocli's figures represent hydranths which 

 agree in size with those from Christmas Island, although he states 

 tiiat his hydranths may attain a length of 4 mm. The original 

 specimens of M. nudum were {)l)tained by the 'Helgoland' 

 Expedition, in Bismark Sound, east of West-Spitsbergen, at a 

 depth of 'So metres. 



Family E i; u i; N u it i u .E. 



Ei;i>t:xDiut M rAitvu.M \Vaircn(?) 



11)08. K udKiidriii.m parrum Warivn, Ann. Natal Government 

 Mus. vol. i. pt. 3, p. 272. text-Hg. 1, pi. xlv. figs, 14. 



A single fragment of creeping stolon, from which spring two 



