Species Overview

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KeyPics/cc254A.jpg

Saccocalyx pedunculatus

Synonyms:
Nubicaulus careyi Reiswig, 1999.

DEFINING CHARACTERS:
Spirodiscohexasters and Drepanocomes present.

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SPONGE:
Shape: Stipitate: Cup with lateral diverticula on long hollow stalk.
Color_Alive?: White
HABITAT:
Benthic Region: Marine: Deep water
Distribution: Northern California.

CHARACTERS

Skeleton:
Composition: Silicate (hexactin)
Architecture: Cup with loose spicules; stalk with diactins fused by synapticulae.
Megasclere:
Shape: Diactins
Length: 1.18-2.18-5.06 mm
Megasclere:
Shape: Pinular Hexactins
Length-distal ray: 392 - 496- 595 µ
Length-tangential ray: 116 -203- 297 µ
Length-proximal ray: 106 -373- 604 µ
Megasclere:
Shape: Hexactins
Length-ray: 258 -738- 1341 µ
Microsclere:
Shape: Spirodiscohexasters
Diameter: 118 -147- 176 µ
Microsclere:
Shape: Drepanocomes
Diameter: 142 -265- 329 µ
Microsclere:
Shape: Aspidoplumicomes
Diameter: 50 -65- 76 µ