Species Overview

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KeyPics/cc243A.jpg

Hyalonema (Corynonema) populiferum Schulze, 1899.

Synonyms:

DEFINING CHARACTERS:
Principalia = Diactins and Hexactins.
Marginalia = Pinular Diactins or NONE.
NO Sceptres or Uncinates.
Microscleres 1 type of macroamphidisc.
SPONGE:
Shape: Compact conical body with flaring margins
Size_diameter: to 20 cm
Color: not reported
HABITAT:
Benthic Region: Marine: Deep water.
Distribution: Southern California

CHARACTERS

Skeleton:
Composition: Silicate (hexactin)
Architecture: Entirely composed of loose spicules; no fusion.
Megasclere:
Shape: Diactins
Length: 1.00--1.50 mm
Megasclere:
Shape: Hexactins (ray)
Length: --1.00 mm
Megasclere:
Shape: Pentactins
Length-tangential ray: 80 -- 100 Ám
Mesosclere:
Shape: Pentactins
Length-Pinulus: 109 -191- 228 Ám
Length-basal ray: 23 -36- 72 Ám
Mesosclere:
Shape: Marginal Diactins
Length: 500--600 Ám
Mesosclere:
Shape: Acanthophores
Length: 300--600 Ám
Microsclere:
Shape: Macramphidiscs
Length: 337 -410- 454 Ám
Microsclere:
Shape: Mesamphidiscs
Length: 63 -128- 264 Ám
Microsclere:
Shape: Micramphidiscs
Length: 16 -27- 53 Ám
Microsclere:
Shape: Oxyhexactins
Diameter: 54 -66- 82 Ám