Species Overview

Penares cortius de Laubenfels, 1930.

SPONGE:

Shape: Encrusting to massive
Size_Thickness: --4 cm
Color_Alive: Tan; grey-brown; grey; dark-brown
Consistency: Tough; Leathery

HABITAT:

BenthicRegion: Marine: Intertidal to subtidal
Distribution: Southern California to Northern California

Surface:

Texture: Superficially smooth
Contour: minutely punctiform

Oscula:

Shape: Oval
Diameter: 1--2.5 mm

Skeleton:

Composition: Silicate
Architecture: Confused with traces of tracts and Oxyspherasters

Ectosome:

Architecture: Densely felted mat of Micro-strongyles and clads of Dichotriaenes- 200 µm thick

Choanosome:

Architecture: Confused with traces of tracts and Oxyspherasters

Megasclere:

Shape: Oxeas
Length: 400 -- 1000 µ
Length: 10--25 µ

Megasclere:

Shape: Dichotriaenes
Length-Rhabds: --400 µ
Width-Rhabds: -50- µ
Length-Clads: -310- µ
Width-Clads: -50- µ

Microsclere:

Shape: Microstrongyles (with two bends and often faintly centrotylote)
Length: 50 - -160 µ

Microsclere:

Shape: Oxyspherasters
Length: 7 -- 25 µ