No. 441.] 



CORYMOKPHA PEXDULA AG. 



merits. Wishing to discover something as to the true relations of 



morpha in the region of these supposed buds in order to deter- 

 mine whether, in the first place, there was any organic connection 

 between them. A study of these sections revealed no such 



was in all cases buried only in the perisarc of Corymorpha and 

 generally separated from the ectodermal layer by a considerable 



Upon taking off some small portions of the perisarc of Corymor- 

 pha bearing these supposed buds, staining with borax-carmine 



smaller hydroids was observed. The stem after it has pene- 

 trated the perisarc for a short distanc e, expands and gives off a 

 number of lateral finger like projections extending through the 

 perisarc in various directions. 



Further examination also proved that the stem is annulated 

 for a considerable portion of its length and that the coenosarcal 



Corymorpha. This view would seem to be precluded not only 

 from a consideration of their morphological characteristics, but 

 from the fact that all the specimens examined were of about the 

 same size, and some of them even began to show signs of sexual 



Corymorpha pendula. 



External Morphology. — L. Agassiz ('62, p. 276) says, "This 

 hydroid is not found along our shores as are the other tubula- 

 rians, but may be obtained by dredging in deeper water on a 



