Species Overview

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KeyPics/cc177A.jpg

Myxilla (Ectomyxilla) parasitica Lambe, 1893.

Synonyms:

SPONGE:
Shape: Encrusting
Size_Thickness: --10 cm
Color_Preserved: Greyish or yellow-brown
Consistency: Firm or compact
HABITAT:
Benthic Habitat: Marine
Distribution: Southern California? and Central California?

CHARACTERS

Surface:
Contour: uneven
Texture: Rough
Skeleton:
Composition: Silicate
Architecture: Spined Styles- Acanthostyles forming irregular hexagonal meshes with spicules radiating outward towards the angles of the hexagons. Small echinating Acanthostyles in clusters. Tornotes scattered throughout
Oscula:
Diameter: -5- mm
Ectosome:
Architecture: Dermal layer of Tornotes parallel to the surface
Choanosome:
Architecture: Spined Styles- Acanthostyles forming irregular hexagonal meshes with spicules radiating outward towards the angles of the hexagons. Small echinating Acanthostyles in clusters. Tornotes scattered throughout
Megasclere:
Shape: Styles-Acanthostyles
Length: 29 -43- 65 Ám
Megasclere:
Shape: Styles-Acanthostyles
Length: 170 -240- 314 Ám
Megasclere:
Shape: Tornotes
Length: 149 -165- 209 Ám
Microsclere:
Shape: Anchorate Isochelae
Length: 13 -17- 26 Ám
Microsclere:
Shape: Anchorate Isochelae
Length: 37 -65- 71 Ám
Microsclere:
Shape: Sigmas
Length: 12 -16-18 Ám