Species Overview

307
KeyPics/cc257A.jpg

Aulusaccus schulzei Ijima, 1896 .

Synonyms:

DEFINING CHARACTERS:
Dermalia are NOT Pinular Hexactins.
Autodermalia are mostly rough Pentactins.
SPONGE:
Shape: Vasiform with smooth outer surface
Size_height: to 45 cm
Color_Dry: Light beige.
HABITAT:
Benthic Region: Attached to rocks
Distribution: Southern California

CHARACTERS

Skeleton:
Composition: Silicate (hexactin)
Architecture: Hexactinellid -loose spicules only; attachment unknown.
Megasclere:
Shape: Principal Diactins
Length: 1.00--17.00 mm
Megasclere:
Shape: Thick Diactins
Length: --28.00 mm
Width: -140- Ám
Megasclere:
Shape: Pentactins (rare)
Length-tangential ray: 230 -1120- 2450 Ám
Length-proximal ray: 1.34-2.07-3.13 mm
Mesosclere:
Shape: Dermal Pentactins
Length-tangential ray: 75 -118- 163 Ám
Length-proximal ray: 45 -98- 118 Ám
Mesosclere:
Shape: Gastral Hexactins
Length-tangential ray: 62 -122- 265 Ám
Length-proximal ray: 124 -183- 278 Ám
Microsclere:
Shape: Oxyhexactins and Hemioxyhexasters
Diameter: 68 -87- 110 Ám
Microsclere:
Shape: Macro-discohexasters
Diameter: 536 -744- 868 Ám
Microsclere:
Shape: Micro-discohexasters
Diameter: 15 -24- 32 Ám