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Rhizoclonium kochianum Kiitzing 
Taylor, 1945 (as R. kerneri ); Dawson, 1959, 
I960* 
Puerto Escondido, Gulf of Calif.; Isla Clarion, 
Revillagigedo Arch.; Isla Jicaron, Panama 
Rhizoclonium rhizophilum Taylor 
Taylor, 1945 
Galapagos Arch. 
Rhizoclonium riparium (Roth) Harvey 
Scagel, 1957 
Unalaska, Alaska, to southern Calif.; Gala- 
pagos Arch. 
Rhizoclonium tortuo sum (Dillwyn) Kiitzing 
Scagel, 1957 
Kodiak Bay, Alaska, to Carmel, Calif. 
Lola lubrica (Setchell & Gardner) A. & G. 
Hamel 
Dawson, 1954; Scagel, 1957 
Northern Wash, to Puerto Culebra, Costa 
Rica 
Urospora doliifera (Setchell & Gardner) Doty 
Doty, 1947 
Chetco Cove, Or eg.; San Francisco, Calif. 
Urospora grandis Kylin 
Scagel, 1957 
Unalaska, Alaska, to Or eg. 
Urospora penicilliformis (Roth) Areschoug 
Dawson, 1949 (as Chaetomorpha catalinae ) ; 
Dawson, 1954 d\ Scagel, 1957; Silva 
(1957^) treats this as Codiolum penicil- 
liformis ■, the alternate, gametophyte gen- 
eration of Codiolum gregarium 
Bering Sea to southern Calif. 
Urospora sphaerulifera (Setchell & Gardner) 
Scagel 
Scagel, 1957 
Whidbey I, Wash. 
Urospora tetraciliata ( Frye & Zeller ) Scagel 
Scagel, 1957 
San Juan County, Wash. 
Urospora vancouveriana (Tilden) Scagel 
Scagel, 1957 
Oak Bay, Vancouver I., British Columbia 
Urospora worms kioldii (Mertens) Rosenvinge 
Scagel, 1957 
Southern British Columbia to Gualala, Calif. 
Chaetomorpha aerea (Dillwyn) Kiitzing 
Dawson, 1954, 1959c 
Santa Cruz to San Diego, Calif.; northern 
Gulf of Calif. 
Chaetomorpha antennina (Bory) Kiitzing 
Dawson, 1945 b, 1954, 1954c, 1959, 1959 b; 
Dawson & Beaudette, I960 
La Jolla, Calif., to Guayas, Ecuador; Clipper- 
ton I.; Galapagos Arch. 
Chaetomorpha atrovirens Taylor, approx. 
Dawson, 1954 
Isla Guadalupe 
Chaetomorpha bangioides Dawson 
Dawson, 1954, 1959 
Isla Patos; Puerto Escondido, Gulf of Calif. 
Chaetomorpha brachygona var. eras sip ellita Tay- 
lor 
Taylor, 1945 
Galapagos Arch. 
Chaetomorpha calif ornica Collins 
Setchell & Gardner, 1920 
Laguna Beach to La Jolla, Calif. 
Chaetomorpha cannabina (Areschoug) Kjell- 
man 
Scagel, 1957 
Norton Sound, Alaska, to Puget Sound, Wash. 
Chaetomorpha clavata (C. Agardh) Kiitzing 
Dawson, 1954 
Punta Descanso; Cabo Colnett, Baja Calif. 
Chaetomorpha crassa (C. Agardh) Kiitzing 
Dawson, 1954 
Islas San Benitos; Bahia Magdalena, Baja 
Calif. 
