Benthic Algae DAWSON 
379 
Spongomorpba coalita (Ruprecht) Collins 
Scagel, 1957; Fan, 1959 (Note: Hollenberg, 
1958, and Fan, 1959, show this to be the 
gametophyte generation of Codiolnm pe- 
trocelidis ) 
Unalaska, Alaska, to Carmel, Calif. 
Spongomorpba conjuncta Taylor 
Taylor, 1945 
Galapagos Arch. 
Spongomorpba dmimcula (Ruprecht) Collins 
Okamura, 1933; Doty, 1947 
Aleutian Islands to Karluk, Alaska; Greg. 
Spongomorpba hystrix Stroemfelt 
Setchell & Gardner, 1920; Okamura, 1933 
Agattu I. to Sitka, Alaska 
Spongomorpba mertensii (Ruprecht) Setchell 
& Gardner 
Scagel, 1957 
Unalaska, Alaska, to San Francisco, Calif. 
Spongomorpba saxatilis (Ruprecht) Collins var. 
saxatilis 
Doty, 1947 
Alaska to San Francisco, Calif. 
Spongomorpba saxatilis var. chamissonis (Rup- 
recht) Collins 
Scagel, 1957 
Unalaska, Alaska, to Wash. 
Spongomorpba spinescens Kiitzing 
Scagel, 1957 
Unalaska, Alaska, to Coos Bay, Greg. 
fam. ANADYOMENACEAE 
V aloniop sis banco ckii Dawson 
Dawson, 1954 
Isla Angel de la Guarda, Gulf of Calif. 
V aloniopsis pachynema (Martens) Bprgesen 
Dawson, 1954, 1959 
Scammon Lagoon, Baja Calif.; Isla Angel de 
la Guarda to Isla Espiritu Santo-, Gulf of 
Calif.; Isla Isabel, Nayarit 
Microdictyon palmeri Setchell 
Dawson, 1954 
Isla Guadalupe, Baja Calif. 
order SIPHONOCLADALES 
fam. VALONIACEAE 
Dictyosphaeria australis Setchell 
Dawson, 1954 
Cabeza Ballena, Baja Calif.; Isla Clarion, 
Revillagigedo Arch. 
Dictyosphaeria versluysii Weber van Bo-sse 
Dawson, 1954, 195 4c 
Isla Guadalupe, Baja Calif.; Isla Espiritu 
Santo, Gulf of Calif.; Revillagigedo Arch. 
fam. SIPHONOCLADACEAE 
Siphonocladus pusilloides Setchell & Gardner 
Dawson, 1954 
Isla Guadalupe, Baja Calif. 
Ernodesmis verticillata (Kiitzing) Bprgesen 
Dawson, 1954, 1959 
Cabeza Ballena, Baja Calif, del Sur; Isla Car- 
men; La Paz, Gulf of Calif. 
Cladophoropsis fasciculata (Kjellman) Bprgesen 
Dawson, 1958, 1959c 
Lechuza Point; Dana Point, Calif. 
Cladophoropsis gracillima Dawson 
Dawson, 1954, 1951b, 196CU 
Punta Palmilla, Baja Calif.; Costa Rica 
Cladophoropsis membranacea (C. Agardh) B0r- 
gesen 
Dawson, 19 60a ("Cladophora” by error) 
Punta Cono, Baja Calif. 
Cladophoropsis (?) robust a Setchell & Gardner 
Dawson, 1954 (as Willeella mexicana in 
part), 1951b (as Willeella mexicana), 1959 
Southern Gulf of Calif. 
