Benthic Algae— -Dawson 
389 
Taonia lermeb acker ae Farlow 
Dawson, 1954, 1959c; Dawson, Neushul, 
Wildman, I960, 1960« 
Lechuza P'oint, Calif., to Bahia Asuncion, 
Baja Calif. 
Syringoderma abyssicola (Setchell & Gardner) 
Levring 
Scagel, 1957 
Northern Wash. 
Spatoglossum ecuadoreanum Taylor 
Taylor, 1945 
Galapagos Arch. 
Spatoglossum howellii Setchell & Gardner 
Dawson, 1954; Dawson, Neushul, Wildman, 
1960a 
Central Baja Calif.; Galapagos Arch. 
Spatoglossum lanceolatum Dawson 
Dawson, 1954 
Ensenada de San Francisco, Sonora 
Spatoglossum sp. aff. S. schroederi (Mertens) J. 
Agardh 
Dawson, 1959 
Isla San Pedro Nolasco, Gulf of Calif. 
Spatoglossum schmittii Taylor 
Taylor, 1945 
Galapagos Arch. 
Spatoglossum subflabellatum Dawson 
Dawson, 1954 
Ensenada de San Francisco, Sonora 
Glossophora galapagensis Taylor 
Taylor, 1945 
Galapagos Arch. 
Zonaria lob at a C. Agardh 
Taylor, 1945 
Galapagos Arch. 
Zonaria farlowii Setchell & Gardner 
Dawson, 1954, 1959c; Dawson, Neushul, 
Wildman, I960 
Santa Barbara Co., Calif., to Isla Magdalena, 
Baja Calif. 
Pocockiella variegata (Lamouroux) Papenfuss 
Taylor, 1945; Dawson, 1954, 1954c, 1957, 
1957$, 1959; 1959$ 
Rocas Alijos, Baja Calif.; Revillagigedo Arch.; 
southern Gulf of Calif.; Costa Rica; Gu- 
ayas, Ecuador; Galapagos, Arch.; Clipper- 
ton I. 
Padina caulescent Thivy 
Dawson, 1954, 1957$, 1959 
Isla Monserrate, Gulf of Calif.; Isla Maria 
Magdalena, Nayarit; Golfo de Nicoya, 
Costa Rica 
Padina concrescens Thivy 
Taylor, 1945 
Galapagos Arch. 
Padina crispata Thivy 
Dawson, 1954, 1957$, 1959 
Southern Gulf of Calif, to Bahia Honda, 
Panama 
Padina durvillaei Bory 
Taylor, 1945; Dawson, 1954, 1957, 1957$, 
1959; Dawson, Neushul, Wildman, I960 
Punta Maria, Baja Calif., to Guayas, Ecuador; 
Galapagos Arch. 
Padina mexicana Dawson 
Dawson, 1954, 1959 
Isla Turner to La Paz, Gulf of Calif. 
Padina tetrastromatica Hauck 
Dawson, 1954 
Isla Maria Madre, Nayarit ? 
order CHORDARIALES 
fam. MYRIONEMATACEAE 
Myrionema attenuatum Setchell & Gardner 
Smith, 1944 
Monterey Peninsula, Calif. 
Myrionema balticum f. calif ornicum Setchell & 
Gardner 
Smith, 1944 
Monterey Peninsula, Calif. 
