Species Overview

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KeyPics/cc031A.jpg

Clathria (Microciona) microjoanna de Laubenfels, 1930.

Synonyms:
Microciona microjoanna de Laubenfels, 1930.

SPONGE:
Shape: Encrusting
Size_Thickness: --2 cm
Color_Alive:
Color_Preserved: drab
Consistency: Firm
HABITAT:
Benthic Region: Marine: Intertidal; Subtidal; Deep water
Distribution: Southern California to Northern California

CHARACTERS

Surface:
Texture: superficially pilose with spicules
Oscula:
Diameter: 1.5]-- mm
Skeleton:
Composition: Silicate
Architecture: Ascending plumose tracts of smooth styles with terminal tufts that penetrate surface. Subtylostyles mostly grouped at surface. Acanthostyles sparseley echinating tracts of styles
Megasclere:
Shape: Acanthostyles with heavily spined heads
Length: 85 -- 115 Ám
Width: 5.0--10.0 Ám
Megasclere:
Shape: Styles-often with minutely spined heads
Length: 275 -- 330 Ám
Width: 20.0--27.0 Ám
Megasclere:
Shape: Subtylostyles-with microspined heads
Length: 180 -- 260 Ám
Width: 3.0--4.0 Ám
Microsclere:
Shape: Palmate Isochelae
Length: 12 -- 16 Ám
Microsclere:
Shape: Toxas-with microspined ends
Length: 15 -- 325 Ám