Species Overview

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KeyPics/cc149A.jpg

Lissodendoryx (Lissodendoryx) firma (Lambe, 1895).

Synonyms:

SPONGE:
Shape: Encrusting
Size_Thickness: 2 -- 5 cm
Consistency: Firm
HABITAT:
Benthic Region: Marine: Intertidal; Subtidal; Deep water
Distribution: Southern California to Northern California

CHARACTERS

Surface:
Texture: hard;slightly rough
Contour: Varies from partly smooth and partly rough to undulated;simulating a brain coral surface
Oscula:
Shape: oval to oblong
Diameter: 1--4 mm
Ectosome:
Dermal membrane: present
Architecture: Thick palisades of Tylotes-Subtylotes under dermal membrane- mostly perpendicular to the surface. These may penetrate the surface
Choanosome:
Architecture: Vague tracts of Styles - Subtylostyles. Below
Skeleton:
Composition: Silicate
Architecture: Vague tracts of Styles - Subtylostyles. Below
Megasclere:
Shape: Styles-head either smooth or with a few spines
Length: 180 -(239|265)- 350 Ám
Width: 6 -(8|9)- 11 Ám
Megasclere:
Shape: Tylotes - Subtylotes
Length: 170 -(223|233)- 260 Ám
Width: 3 -(5|6)- 7 Ám
Microsclere:
Shape: Arcuate Isochelae
Length: 21 -(27|29)- 35 Ám
Microsclere:
Shape: Sigmas
Length: 30 -(49|54) - 64 Ám