Species Overview

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KeyPics/cc215A.jpg

Sphincterella sp. A Green & Bakus, 1994.

Synonyms:

SPONGE:
Shape: Lamellar -Lateral margin with spicule fringe
Color_Preserved: White
Consistency: Hard
HABITAT:
Benthic Region: Marine: Deep water
Distribution: Southern California

CHARACTERS

Surface:
Texture: Rough but superficially smooth
Oscula:
Rims: depressions with protective spicules
Ectosome:
Architecture: Tangential Oxeas and layer of Calthrops
Choanosome:
Architecture: Irregular bundles of Oxeas
Skeleton:
Composition: Silicate
Architecture: Irregular bundles of Oxeas
Megasclere:
Shape: Oxeas (thin)
Length: 3.25-4.01-5.00 mm
Width: 8 -11- 18 Ám
Megasclere:
Shape: Oxeas (thick)
Length: 1.08-1.65-2.13 mm
Width: 16 -41- 75 Ám
Megasclere:
Shape: Oxeas (short)
Length: 390 -633- 840 Ám
Width: 13 -24- 29 Ám
Megasclere:
Shape: Styles
Length: 1.40-1.60-1.75 mm
Width: 39 -56- 73 Ám
Megasclere:
Shape: Calthrops
Length: 100-273-510 Ám
Width: 10-33-65 Ám
Microsclere:
Shape: Microxeas
Length: 135 -171- 190 Ám
Microsclere:
Shape: Metasters and Spirasters
Length: 8 -16- 21 Ám