Species Overview

Biemna rhadia de Laubenfels, 1930.

SPONGE:

Shape: Amorphous
Size_Thickness: --7 mm
Color_Dry: Drab

HABITAT:

Benthic Region: Marine: Intertidal; Subtidal; Deep water
Depth: -700- m
Distribution: Southern California to Northern California

Oscula:

Visible: Not seen

Ectosome:

Dermal Membrane: Detachable
Spicules: microscleres only

Choanosome:

Architecture: thick ascending branched tracts cored by densely packed styles

Megasclere:

Shape: Styles
Length: 600 -932- 1305 µ
Width: -20- µ

Microsclere:

Shape: Sigmas
Length: 13 -15- 25 µ

Microsclere:

Shape: Sigmas
Length: 29 -50- 91 µ

Microsclere:

Shape: Sigmas
Length: 260 -280- 330 µ

Microsclere:

Shape: Rhaphides
Length: 90 -168- 210 µ

Skeleton:

Composition: Silicate
Architecture: thick ascending branched tracts cored by densely packed styles