Species Overview

Clathria (Thalysias) originalis (de Laubenfels, 1930).

SPONGE:

Shape: Encrusting
Size_Thickness: 3 - 16 mm
Color_Alive: Orange Red scarlet to vermilion salmon-pink orange-brown pale yellow ochre
Consistency: Stiff -slightly compressible

HABITAT:

Benthic Region: Marine: Intertidal; Subtidal; Deep water
Depth: -75- m
Distribution: Southern California to Northern California

Oscula:

Shape: round

Skeleton:

Composition: Silicate
Architecture: Thick Styles to Subtylostyles in ascending echinated tracts joined by cross spicules. Thin Styles to Subtylostyles localized at surface and scattered within

Megasclere:

Shape: Thin Styles to Subtylostyles
Length: 90 --200 µ
Width: 2 -- 5

Megasclere:

Shape: Thick Styles to Subtylostyles
Length: 130 -- 165 µ
Width: 9 -- 12 µ

Microsclere:

Shape: Palmate Isochelae
Length: 12 -- 19 µ

Microsclere:

Shape: Toxas with high arch
Length: 46 -- 112 µ
Frequency: may be absent