124 rmNDEX 
Color of Fresh Water Sponges 76. 
*« ** Horny Sponges 49 | 
‘© « Timy Sponges. 77 
‘© © Salt Water Silicious Sponges 72 
Coral Sponge 66 
Color of 73 
Habits of 72 
Cord Sponge 4k 
Color of 41 
Habits of 41 
Commercial Sponges, eofor of 49 
fs ‘* Gathering and preparing 5k 
Creeping Sponge 67 
Color of 73. 
Habits of 72 
Cribrochalina infundabulum 65 
Crimson Branching Sponge 66 
Color ef 73 
Habits of 71 
Dendrespongia crassa 45 
Klongated filamentous growth of Tube Sponge 38 
Kecentric budding of Tube Sponge 19 
Filamentous Sponge 48 
Finger Sponge 67 
Color of 73 
Habits of 71 
Water system of 64 
