HYDROinS OF EASTERN CiyADA 



155 



Campanidaria Integra MacGillivray. 



Trophosome. Stem unbranched, forming the pedi- 

 cel for the hydranth, long and slender, varying much 

 ill the amount of the annulation but always annulated 

 at the base and below the hydrotheca; hydrotheca 

 small, tapering gradually from margin to base; margin 

 rutii'e. 



Gonosome. Gonangium large, deeply corrugated, 

 each corrugatio-n with a distinct keel; pedicel short, 

 annulated. 



No. 32. 

 Cnmpanularia integra. 



Campanidaria magnifica Fraser. 



Trophosome. Stem unbranched, gTowing from a 

 ?tout stolon that is not annulated; hydrotheca large, 

 slightly urceolate; margin flaring slightly, with 10-12 

 low, blunt teeth; lines running some distance down 

 from the margin; pedicel annulated throughout. 



Gonosome. Gonangium large, longer than the 

 hydrotheca, oval, distal end drawn out into a bottle- 

 neck, very slightly corrugated ; pedicel short. 



No. 33. 

 Campnnnlaria magniflca. 



Campanidaria neglecta (Alder). 



Trophosome. Stem pinnately branched, annulated 

 above the margin of each pedicel ; pedicels annulated 

 at each end or throvighout ; hydrothecfc narrow, deep, 

 nearly tubular; margin toothed, each tooth provided 

 with two sharp points. 



Gonosome. Gonangium pyriform, axillary or on 

 the pedicels; pedicel short, annulated. 



No. 34. 

 Campannlarla neglecta. 



Campanidaria speciosa Clai*k. 



Trophosome. Stem unbranched from an annu- 

 lated stolon; pedicels short, annulated throughout; 

 hydrotheca large, urceolate; margin with low, rounded 

 teeth; lines running down a short distance from the 

 margin. 



Gonosome. Gonangium bowl-shaped, ns wide as 

 deep; pedicel short. 



No, 35. 

 Cainpanularm speciosa. 



