Species Overview

179
KeyPics/cc109A.jpg

Sigmadocia textapatina (de Laubenfels, 1926).

Synonyms:
Haliclona (Gellius) textapatina (de Laubenfels, 1926).
Sigmadocia textapatina (de Laubenfels, 1926).
Gellius textapatina (de Laubenfels)

SPONGE:
Shape: concave-convex lamellate
Size_thickness: to 1 cm
Size_Diameter: --12] cm
Color_Preserved: Pale drab
Consistency: Firm- brittle
HABITAT:
Benthic Region: Marine: Deep water
Depth: -720- m
Distribution: Southern California to Central California

CHARACTERS

Surface:
Texture: superficially smooth
Oscula:
Distribution: on concave side only
Shape: circular or oval
Ectosome:
Architecture: Detachable -optically evident confused tangential reticulation of large spicules; the polygonal meshes 0.5 - 0.8 µm in diameter.
Choanosome:
Architecture: a somewhat confused isodictyal reticulation with spongin nodes-but with tracts showing a tendency to form rounded meshes
Skeleton:
Composition: Silicate
Megasclere:
Shape: Oxeas
Length: 340 --460 µ
Width: 19 -- 25 µ
Microsclere:
Shape: Sigmas
Length: 50 - -123 µ