Species Overview

068 249
KeyPics/cc068A.jpg

Mycale (Rhaphidotheca) marshallhalli (Kent, 1870) [of Green & Bakus, 1994 as Mycale (Rhaphidothec

Synonyms:
Rhaphidotheca ? rhopalaphora (Schmidt, 1875) [of Green & Bakus]

SPONGE:
Shape: Digitate
Color_Alive?: White
Consistency: Firm
HABITAT:
Benthic Region: Marine: Deep water
Depth: 75 --123 m
Distrubution: Southern California

CHARACTERS

Surface:
Texture: Rough; hispid.
Skeleton:
Composition: Silicate
Architecture: ascending tracts of Subtylostyles which ramify from base to surface.
Ectosome:
Architecture: Exotylote heads protrude from surface.
Choanosome:
Architecture: ascending tracts of Subtylostyles which ramify from base to surface.
Megasclere:
Shape: Exotylotes
Length: 400 -405- 450 Ám
Megasclere:
Shape: Subtylostyles
Length: 310 -375- 440 Ám
Microsclere:
Shape: Anisochelae]
Length: 26 -26- 31 Ám
Microsclere:
Shape: Anisochelae
Length: 91 -95- 104 Ám
Microsclere:
Shape: Sigmas
Length: 55 -58- 62 Ám
Microsclere:
Shape: Rhaphides(as Trichodragma).
Length: 52 -62- 70 Ám