Identifying Sponges

Key to California Porifera (Page 157)

( From page 153 B) Microscleres do NOT include Palmate Isochelae or Anisochelae.

[A]

GO TO PAGE 161

Diacts = Tornotes - Strongyles.
May be simple or mucronate, smooth, with pointed tips, or with blunt-microspined tips.
NO Tylotes OR Subtylotes.

[B]

GO TO PAGE 180

Diacts = Subtylotes - Tylotes.
NO Tornotes present.