KXPLAXATloX To PLATE XL 



Kn.. I. Tliii'vii-i" ini'Ulifnriiiix (Marktanner-Turneretscher). Part of colony, showing main stem and liranrh 



i si ghtly enlarged i. 



L'. Tlniiin-'iii liiiiii/ijurntis. Part of ln-ancli (enlarged). 

 :;. Tlinii'i - ' l!<''iilifiii-itiix. Part nf liraiu-h with iiniian^iuiu (enlarged). 

 4. Thiii'ii-iit liil'ii/ij'ui'iiiix. Side view of two liyilrotlicr:c (greatly cnlar^i-il). 

 5 i'i. Tltt'i'iriii Inliiilifiiniiix. Ends of hydrotlicc:!-, showing margins (enlarged). 

 T.s. Tli "(/// Itiliiitift' i-iiiis. ( ionangia (enlarged). 

 !i. Tlm^irlii I: iii-i-n (Sars). Part of colony ( enlarged). 

 in. Tlii'^ii'in Intern. Part of branch (enlarged). 

 II, lL'. 'I'lnii'ii-'iii IniiTii. Ends of hydrothecee, showing- margins (greatly enlarged). 



192 



