690 ZOOPHYTES. 



LAOMEDEA SIMPLEX. (Dana.} 



L. caule fere recta, pedunculis non annulatis, tubulatis, calicuMs venx 

 nuttis ; tentaculis ferme 20, rostro obconico. 



Stem nearly straight, erect, pedicels not ringed, tubular, no true cali- 

 cles ; tentacles about 20, mouth projecting, obconical. 



Plate 61, fig. 8, zoophyte, enlarged ; 8 a, same, natural size ; 8 b, 

 enlarged view of rostriform mouth ; fig. 6, p. 21, a wood-cut of the 



o 



same. 



Feejee Islands. Exp. Exp. 



The specimen was a minute stem, half an inch high, formed of seven 

 polyps ; they were remarkable for having no proper calicles, the extre- 

 mity of the tubular pedicel answering in place of it. No vesicles 

 were observed. 



NOTE. Figure 9, plate 61, represents a partially expanded Campanularia, from th<; 

 Gulf-weed, lat. 37 N., long. 43 30' W., figured by Dr. C. Pickering. 



FAMILV IV. TUBULAUIDjE. 



Hydroidea, gemmis persistentibus, gemmulis oviformibus deciduis inter 

 tentaculos nascentibus, cum aliis ovulis verts ; polypis scepius pedicel- 

 latis ; tentaculis non tubulatis. 



Hydroidea giving out persistent buds; also producing deciduous ovi- 

 form gemmules near the base of the tentacles, besides other true 

 ova; polyps mostly pedicellate; tentacles not tubular. 



The larger species of Tubulariae, when unexpanded, often look like 

 tufts of a delicate rush, with threads for leaves, each of which bears 





