Species Overview

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KeyPics/cc127A.jpg

Desmoxidae ? genus sp. A

Synonyms:

SPONGE:
Shape: Encrusting
Color_Alive?: White
Consistency: firm; cartilaginous
HABITAT:
Benthic Region: Marine: Deep water
Depth: 54 -- 100 m
Distribution: Santa Maria Basin;Southern California.

CHARACTERS

Surface:
Texture: super-ficially smooth but granular from sand in dermal membrane and acanthoxeas below
Skeleton:
Composition: Silicate
Architecture: densely packed Acanthoxeas. Also contains irregularly spaced tracts of smooth Oxeas and Tylostyles 3- 6 spicules thick
Ectosome:
Dermal membrane: Thick; includes sand grains but no Acanthoxeas.
Choanosome:
Architecture: densely packed Acanthoxeas. Also contains irregularly spaced tracts of smooth Oxeas and Tylostyles 3- 6 spicules thick from bottom of sponge to dermal membrane
Megasclere:
Shape: Tylostyles
Length: 192 -213- 244 Ám
Width: 10 -11- 13 Ám
Megasclere:
Shape: Tylostyles
Length: 1.00-1.30-1.50 mm
Width: 5 -12- 18 Ám
Megasclere:
Shape: Oxeas
Length: 600 -755- 920 Ám
Width: 8 -9- 10 Ám
Microsclere:
Shape: Acanthoxeas
Length: 104 -121- 148 Ám
Width: 5 -7- 10 Ám