Benthic Algae—DAWSOM 
415 
Fo sheila farinas a (Lamouroux) Howe 
Dawson, I960 
Isla Guadalupe; southern Baja Calif.; Islas 
Tres Marias to Acapulco, Guerrero 
Fosliella (?) minuta Taylor 
Taylor, 1945 
Bahia Honda, Panama; Guayas, Ecuador 
Fosliella paschalis (Lemoine) Setchell & Gard- 
ner 
Dawson, 195%, I960’ 
Isla Guadalupe, Baja Calif.; Isla Ildefonso; 
Punta Palmilla, Gulf of Calif.; Clipperton I. 
Goniolithon tessellatum (Lemoine) Setchell & 
L. Mason 
Setchell & Mason, 1943; Dawson, 1960$ 
Islas Contreras, Panama; Galapagos Arch. 
Dermatolithon canescens (Foslie) Foslie 
Dawson, 1957 b, I960 
Isla Guadalupe; Bahia Vizcaino, Baja Calif.; 
central Gulf of Calif.; Mazatlan, Sinaloa; 
Costa Rica 
Dermatolithon corallinae (Crouan & Crouan) 
Foslie 
Dawson, I960 
Santa Catalina L, Calif.; Cabeza Ballena, Baja 
Calif.; Bahia Tenacatita, Jalisco 
Dermatolithon dispar (Foslie) Foslie 
Scagel, 1957; Dawson, I960; Dawson, Neu- 
shul & Wildman, I960 
Northern Wash, to La Jolla, Calif.; Cabeza 
Ballena, Baja Calif.; near Guaymas, Sonora 
Dermatolithon pustulatum (Lamouroux) Foslie 
f. pustulatum 
Dawson, 1957 
Galapagos Arch. 
Dermatolithon pustulatum f. ascripticium (Fos- 
lie) Foslie ex De Toni 
Dawson, 1959c (as D, ascripticium) , I960; 
Taylor, 1945 (as Lithophyllum mutabile ) 
Coos Bay, Oreg., to Bahia Ballena, Costa 
Rica; Revillagigedo Arch.; Galapagos Arch. 
Dermatolithon saxicolum (Lemoine) Setchell & 
L. Mason 
Setchell & Mason, 1943 
Isla Cocos, Costa Rica 
Dermatolithon veleroae Dawson 
Dawson, I960 
Bahia Agua Verde, Baja Calif. 
Tenarea ere eta Lemoine 
Taylor, 1945 
Galapagos Arch. 
Porolithon castellum Dawson 
Dawson, 1960$ 
Isla del Cano, Costa Rica 
Porolithon cocosicum Lemoine 
Lemoine, 1929 
Isla Cocos, Costa Rica 
Porolithon oncodes (Heydrich) Foslie 
Dawson, 1959 'b, 1960$ 
Isla del Cano, Costa Rica; Clipperton I. 
Porolithon marshallense Taylor 
Dawson, 1959 b 
Clipperton I. ? 
Porolithon sonorense Dawson 
Dawson, I960 
Bahia Vizcaino, Baja Calif.; northern Gulf of 
Calif. 
Mesophyllum laxum Lemoine 
Taylor, 1945 
Galapagos Arch. 
Lithophyllum alternans Lemoine 
Taylor, 1945 
Galapagos Arch. 
Lithophyllum amplostratum Taylor 
Taylor, 1945 
Galapagos Arch. 
Lithophyllum (?) coibense Lemoine 
Lemoine, 1929 
Isla Coiba, Panama 
