202 MISS L. S. GIBBS: A CONTRIBUTION TO 
NAVICULA VIRIDIS, Kütz. 
Tavua, 50, in hot springs, temp. 59°, common. Oct. 899. 
Distrib. Tahiti. Europe and America. Africa. 
(XoMPHONEMA OLIVACEUM, Kütz. 
Nadarivatu, Sigatoko river, 2700, free floating. Мері. 845 p.p. 
Distrib. Europe and №. Africa. 
GOMPHONEMA INTRICATUM, Kitz. 
Tavua, 50, in hot springs, 59°, common. Oct. 898 p. p. 
Distrib. Europe. 
NirZsCHIA PALEA, W. Sm. 
Nadarivatu, Sigatoko river, 2700. Sept. 745. 
Distrib. Europe, Japan, Abyssinia. 
MYXOPHYCEÆ, 
AULOSIRA THERMALIS, G. ©. West. 
Nadarivatu, Sigatoko river, 2700, free floating. Sept. 845. 
Distrib, Iceland. 
PHoRMIDIUM FONTICOLA, А. 
Nadarivatu, in Sigatoko river, 2700, free floating. Sept. 845 p.p. 
Distrib, Europe. 
PHORMIDIUM TENUE, Gom. 
Tavua, 50, in hot springs, 59°, common. Oct. 
Distrib. Samoa. Central Asia, Europe, and М. America. 
PHORMIDIUM LAMINOSUM, (rom. 
Tavua, 50, in hot springs, 49°, common. Oet. 
Distrib. Australia, Sumatra, N. & Trop. Africa. Europe. 
PHORMIDLUM LURIDUM, Gom. 
Tavua, 50, in hot springs, 59°, common. Oct. 
Distrib. Ceylon, Europe. St. Vincent. 
OSCILLATORIA GEMINATA, Grom. 
Base of Koro Levu, 500, in stream. Sept. 763 p. p. 
Distrib. Siam, Sumatra, Central Africa, South Europe and N. America. 
? ? H 
In 763 there were cases of the Protozoon, Centropyxis aculeata, Stein, 
a rhizopod. 
