Identifying Sponges

Key to California Porifera (Page 017)

( From page 016 B) NO centrotylote strongyles present. Tylostyles under 490 μm.
[A]
Sponge surface smooth, sometimes with low, rounded processess. Tylostyles may be sinuous.
cc017A.jpg
Suberites sp. Hartman, 1975
Sponge: Encrusting to massive 6 to 10 cm.
Color: Alive:Light to chrome yellow, orange,pink-orange, cinnamon-brown, tan,orange-brown.
Spicules: Megascleres: (1) Tylostyles: 200 - 460 um. x 8 -15 um.
Skeleton: Ectosome: With upright, densely packed, small Tylostyles. Choanosome: With scattered large Tylostyles.
Distribution: Central California, open coast. Southern California, ? San Nicolas Id. (Bakus & Green, 1987).
Depth: Intertidal.
Note: In 1987, Bakus & Green described a group of specimens as Suberites sp. The only details given were: Surface smooth, consistency firm, on rock. Color tan to pink in ETOH. Tylostyles; 160-580 x 2-7- 14 μm. The authors suspected they were this species.
[B] GO TO PAGE 018
Sponge surface hispid to slightly hispid (velvety). Tylostyles NOT sinuous.
START 001 002