CHAP. III. ] TENERIFFE TO SOMBRERO. nye 
|GY bs 
ie RO 4 
{ \ g/ i 
Fia. 38.—Poliopogon amadou, WyvitLE Tuomson. One-third the natural size. (No. 3.) 
For this sponge, which forms the type of a new genus, I pro- 
pose the name Poliopogon* amadou. It comes nearest to LLy- 
* TIoAwde, white, and mwywy, a beard. 
