386 
PACIFIC SCIENCE, Vol. XV, July 1961 
Ectocarpus tomentosus (Hudson) Lyngbye 
Scagel, 1957; Taylor, 1945 
Kodiak I., Alaska, to Laguna Beach, Calif.; 
Galapagos Arch. 
Zosterocarpus abyssicolus Taylor 
Taylor, 1945 
Galapagos Arch. 
Streblonema aecidioides f. pacificum Setchell & 
Gardner 
Scagel, 1957 
Southern British Columbia to northern Wash. 
Streblonema anomalus Setchell & Gardner 
Smith, 1944 
Monterey; San Pedro, Calif. 
Streblonema codicola Setchell & Gardner 
Dawson, 1954 
Isla Guadalupe, Baja Calif. 
Streblonema corymbiferum Setchell & Gardner 
Smith, 1944 
Monterey; San Pedro, Calif. 
Streblonema desmarestiae Gardner 
Gardner, 1940; Scagel, 1957 
San Juan I., Wash. 
Streblonema evagatum Setchell & Gardner 
Smith, 1944 
Monterey, Calif. 
Streblonema investiens (Collins) Setchell & 
Gardner 
Setchell & Gardner, 1925; Dawson, 1945 b 
San Pedro to La Jolla, Calif. 
Streblonema irregulare Saunders 
Setchell & Gardner, 1925 
Sitka, Alaska 
Streblonema johnstonae Setchell & Gardner 
Setchell & Gardner, 1925 
San Pedro, Calif. 
Streblonema minutissimum Saunders 
Setchell & Gardner, 1925 
Sitka, Alaska 
Streblonema myrionematoides Setchell & Gard- 
ner 
Setchell & Gardner, 1925 
Moss Beach, Calif. 
Streblonema pacificum Saunders 
Setchell & Gardner, 1925 
Yakutat Bay, Alaska, to San Francisco Bay, 
Calif. 
Streblonema penetrale Setchell & Gardner 
Smith, 1944 
Pacific Grove, Calif. 
Streblonema porphyrae Setchell & Gardner 
Smith, 1944 
Monterey Peninsula, Calif. 
Streblonema rugosum Setchell & Gardner 
Scagel, 1957 
Northern Wash. 
Streblonema scabiosum Setchell & Gardner 
Setchell & Gardner, 1925 
San Francisco, Calif. 
Streblonema transfixum Setchell & Gardner 
Setchell & Gardner, 1925 
San Pedro, Calif. 
Streblonema vorax Setchell & Gardner 
Setchell & Gardner, 1925 
Sitka, Alaska 
fam. RALFSIACEAE 
Ralfsia calif ornica Setchell & Gardner 
Dawson, 1954 
Central Calif.; Isla Tiburon to Isla Espiritu 
Santo, Gulf of Calif.; Bahia Tenacatita, 
Jalisco 
Ralfsia clavata (Carmichael) Crouan 
Setchell & Gardner, 1925 
Unalaska Bay, Alaska 
Ralfsia fungiformis (Gunnerus) Setchell & 
Gardner 
Scagel, 1957 
Bering Sea to Coos Bay, Oreg. 
