Species Overview

052
KeyPics/cc209A.jpg

Geodia gibberosa Lamarck, 1815 [of Sim & Bakus, 1986].

Synonyms:

SPONGE:
Shape: Massive to lobate;with fist-like projections
Color_Alive: Dirty-white to dark brown
HABITAT:
Benthic Region: Marine: Subtidal
Distribution: Southern California

CHARACTERS

Surface:
Note: Sieve areas NOT noted by Sim and Bakus
Skeleton:
Composition: Silicate
Architecture: Confused interior with dispersed Spherasters and Oxyasters
Ectosome:
Architecture: Cortical layer of Sterrasters covered by a subectodermal crust of Spherasters
Choanosome:
Architecture: Confused interior with dispersed Spherasters and Oxyasters
Megasclere:
Shape: Oxeas/rare Styles
Length: 1.30-1.54-2.00 mm
Width: 15 -26- 40 Ám
Megasclere:
Shape: Oxeas/Styles
Length: 140 -187- 220 Ám
Width: 2 -4- 8 Ám
Megasclere:
Shape: Plagiotriaenes
Length-Rhabds: 650 -975- 1320 Ám
Width-Rhabds: 20 -31- 50 Ám
Megasclere:
Shape: Plagiotriaenes
Length-Clads: 80 -144 - 200 Ám
Microsclere:
Shape: Sterrasters
Diameter: 40 -52- 60 Ám
Microsclere:
Shape: Oxyasters
Diameter: 17 -22- 30 Ám
Microsclere:
Shape: Strongylospherasters
Diameter: 5 -7- 10 Ám