90 
BULLETIN OF THE MUSEUM OF COMPARATIVE ZOOLOGY. 
Fig. 11. 
de 8 
a8. 
sa, 
Sub: 
16, 
Larva of Ectopleura sp. 
Larva of an unknown Tubularian. 
Eucheilota quadralis sp. nov. 
Larva of an unknown Tubularian. 
““Phacellen” of very young Linerges. 
Quadrant of the Ephyra of an unknown Discophore. 
