468 MARGUERITE HENRY. 
Genus MOINA Baird. 
MOINA TENUICORNIS Sars. 
This form was destribed by Sars in “‘ Freshwater Ento- 
mostraca from the neighbourhood of Sydney.’’) 
This species was obtained at Corowa in March, where it. 
was present in abundance. It has been recorded from 
South Africa and from a waterhole in Bourke St., Sydney. 
Family LYNCODAPHNIDA. 
Genus ILYOCRYPTUS Sars. 
ILYOCRYPTUS LONGIREMUS Sars. 
Sars described this species in ‘‘Additional Notes on Aus- 
tralian Cladocera.’’(®) 
This species was collected at Kendall in November and 
December, and it was also found at the University and 
Centennial Park in June. It is also recorded from North 
and South America, Hast Africa, Celebes, afd from Grace- 
mere, Queensland. 
Genus MACROTHRIX. 
MACROTHRIX SPINOSA King. 
King first described this form in his paper “‘On Australian 
Entomostracans.’’ Sars gave a more extended description 
in ‘‘Additional Notes on Australian Cladocera.’ (®) 
A few specimens of this form were obtained at Corowa 
in March. King records this species from Liverpool and 
Sydney, and Sars from the Crescent Lagoon near Rock- 
hampton, Queensland. Outside Australia it has been re- 
corded from South America and South Africa. 
Genus CAMPTOCERCUS Baird. 
CAMPTOCERCUS AUSTRALIS Sars, 
This form was described by Sars in “Freshwater Hnto- 
mostraca from the neighbourhood of Sydney,’ from a 
single specimen. 
