127 
Marine Algae from Eniwetok — Dawson 
D. 13673, 13878b. 
Hor moth amnion enteromorphoides Grunow seq. 
Bornet and Flahault; Dawson 1954: 379, 
fig. 3n; Taylor 1950: 105 
D. 13680, 13682. P. 22, Rigili Is., 8/10/49. 
Plectonema nostocorum Bornet seq. Gomont 
1893: 102, pi. 1, fig. 11 (type not indi- 
cated); Taylor 1950: 105. 
T. 46-304. Not collected again. 
Plectonema terebrans Bornet and Flahault seq. 
Gomont 1893: 103 (Le Croisic, Atlantic 
France) 
D. 13878a, 14020. P. 2830, Igurin Is. la- 
goon rocks at 50 ft., 3/16/55. 
Scytonema polycystum Bornet and Flahault 1887 : 
90 (Noumea, New Caledonia) 
D. 13955. 
Scytonema myochrous (Dillwyn) C. Agardh seq. 
Bornet and Flahault is reported by Palumbo 
1950 from Eniwetok without locality, based 
upon a determination by F. Drouet. 
Calothrix Crustacea Thuret seq. Bornet and 
Flahault 1886: 359 (Le Croisic, Atlantic 
France) 
Fig. 3D 
D. 13621, 13662, 13687, 13868. 
Rivularia atra Roth seq. Bornet and Flahault 
1886: 353 (Europe) 
Fig- 31/ 
D. 13663. 
Rivularia polyotis ( J. Agardh) seq. Bornet and 
Flahault 1886: 360 (Mediterranean Sea) 
Fig. 31 g 
D. 14034. 
Phormidium crosby anum Tilden 1910: 96, pi. 
4, figs. 60, 61 (Waianae, Oahu, Hawaiian 
Islands); Taylor 1950: 109 
Fig. 31^ 
D. 13670, 13880, 14052. P. 2800, Mui Is. 
seaward flats, 10/21/54; P. 2841, Eneroul Is. 
seaward flats, 9/23/54; P. 2818, Bokanjoio Is. 
sand flats on east side, 3/8/55. 
Phormidium penicillatum Gomont 1893: CLIX, 
pi. IV, figs. 5-7 (Borbon Is., Mascarene 
Islands) 
Fig. 3 If, j 
D. 13714, 13780, 13963. 
Oscillatoria nigro-viridis Harvey seq. Gomont; 
Dawson 1954: 380, fig. 3g 
D. 13686. 
Spirulina major Kiitzing seq. Gomont 1893: 
251, pi. 7, fig. 29 (Germany) 
Fig. 3l£ 
D. 13885. 
Spindina subsalsa Oersted seq. Gomont 1893: 
253, pi. 7, fig. 32 (Denmark) 
Fig. 31 m 
D. 13662a, 13846. 
< Fig. 31. a, Anacystis dimidiata: X 600 approx, (after West), b , Coccochloris stagnina: X 600 approx, (after Lem- 
mermann). c, Gomphosphaeria aponina: X 600 approx, (after West), d, Entophysalis deusta: X 600 approx, (after 
(Engler and Prantl). e, Calothrix crustaceat'X. 500 approx, (after Bornet and Thuret)./, Rivularia atra: X 600 approx, 
(after Wille). g, Rivularia polyotis: X 600 approx, (after Bornet and Thuret). h, Phormidium crosbyanum: X 600 
approx, (after Tilden). /,/, Phormidium penicillatum: i, Habit, X 0.8; j, detail of a trichome, X 580 (after Bornet). 
k, Spirulina major: X 600 approx, (after Gomont). /, Spirulina tenerrima: X 600 approx, m, Spirulina subsalsa: 
X 600 approx, (after Gomont). n, Lyngbya semiplena: X 600 approx, (after Gomont). o, Lyngbya sordida: X 600 
approx, (after Gomont). p, Lyngbya gracilis: X 600 approx, (after Gomont). q , Schizothrix lacustris: X 600 approx, 
(after Gomont). r, Symploca laeteviridis: X 600 approx, (after Gomont). s, Microcoleus tenerrimus: X 600 approx, 
(after Gomont). t , Hydrocoleum glutinosum: X 600 approx, (after Kiitzing). u , Hydrocoleum comoides: X 600 approx, 
(after Gomont). v, Hydrocoleum cantharidosmum: X 600 approx, (after Gomont). 
