Species Overview

Myxilla (Myxilla) agennes de Laubenfels, 1930.

SPONGE:

Shape: Thick encrusting to amorphous
Size_Thickness: --2.5 cm
Color_Preserved: Pale drab

HABITAT:

Benthic Region: Marine: Intertidal to subtidal
Distribution: Southern California to Central California

Surface:

Contour: superficially very lumpy

Ectosome:

Dermal membrane: with few if any spicules; often missing.
Architecture: Below vertical tufts of upright Tornotes

Choanosome:

Architecture: Loose reticulation of 2-5 Styles-Acanthostyles. Tracts arise and branch near the surface below Tornotes

Skeleton:

Composition: Silicate
Architecture: Loose reticulation of 2-5 Styles-Acanthostyles. Tracts arise and branch near the surface below Tornotes

Megasclere:

Shape: Styles-Acanthostyles
Length: 145 -(165|197)- 227 µ
Width: 5 -(7|10)- 11 µ

Megasclere:

Shape: Tornotes
Length: 99 -(148|162)- 186 µ
Width: 3 -5- 7 µ

Microsclere:

Shape: Sigmas
Length: 9 -(15|21)- 28 µ

Microsclere:

Shape: Sigmas
Length: 25 -(34|37)- 42 µ

Microsclere:

Shape: Anchorate Isochelae: 14 -(20|24)- 30