194 
Figs. 11, 12. Condylanihus aucklandicus. Transverse sections of pennons at the oral 
disc (o) (fig. 11) and at the undermost part of the actinopharynx (tig. 12). S, Stoma, il, ol, 
inner and outer lamellar part of the mesentery. 
first pairs are provided with filaments and reproductive organs. Also 
in other respects the mesenteries of the different cycles are une- 
qually developed. The longitudinal muscles form pennons only on 
the 6 first pairs. They are attached to the oral disc immediately 
inside the tentacles and here richly ramificated, and are of a distinet 
pinnate circumscript appearance (textfig. 11). Also in the under¬ 
most part of the actinopharynx the pennons are strong and here 
more broad (textfig. 12). Almost the whole upper half of these me- 
