Species Overview

Clathria (Microciona) microjoanna de Laubenfels, 1930.

SPONGE:

Shape: Encrusting
Size_Thickness: --2 cm

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Color_Alive:
Color_Preserved: drab
Consistency: Firm

HABITAT:

Benthic Region: Marine: Intertidal; Subtidal; Deep water
Distribution: Southern California to Northern California

Surface:

Texture: superficially pilose with spicules

Oscula:

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 µ
Width: 5.0--10.0 µ

Megasclere:

Shape: Styles-often with minutely spined heads
Length: 275 -- 330 µ
Width: 20.0--27.0 µ

Megasclere:

Shape: Subtylostyles-with microspined heads
Length: 180 -- 260 µ
Width: 3.0--4.0 µ

Microsclere:

Shape: Palmate Isochelae
Length: 12 -- 16 µ

Microsclere:

Shape: Toxas-with microspined ends
Length: 15 -- 325 µ