XiCHOLLS — New Genus and Species of Amphipods. Ill 
so little pennaiu’iitly staiuling fresh water, many aquatic forms 
(-mil \ siii vive as such, only by having- recourse to the habit of 
])urrowing and remainino; underground in subteiTaueaii moisture 
throughout the long dry season. 
LIST OF References. 
ULT") Chilton. Chas., Journ. Koy. Hoc. W.A., Vol. 11, 192-3. 
192d Nicholls, C. E., Journ. Roy. Hoc. W.A., Vol. 10, 1924. 
i92(i Nicliolls, G. E., Journ. Roy. Hoc. W.A., Vol. 12, 1920, in 
the press. 
1901 Hayce, O. A., Proc. Koy. Hoc. Vic., Vol. 13, 1901. 
Explanation of Plates. 
Fig. 1 
Fig. 2 
Fig. :i 
IGg. 4 
Fig. 3 
Fig. 0 
Fig. 7 
Fig. 8 
Fig. 9 
Fig. 10 
Fig. 11 
Fig. 12 
Fig. 13 
Fig. 14 
Fig. 13 
Plate xii. 
(All figures of Uroctena setosa) 
First Antenna, male. 
First Antenna, female. 
First Gnathopod, male. 
Hecond Gnatho])od, male. 
Hecond Gnatho])od, female. 
First Gnathonod, female. 
Pl.VTE XIII. 
V' setosa, third uropod, female. 
U. setosa, third uropod, male. 
V. .s'cfo.s'a, telson, 
V. affinis, first antenna, male. 
U. affinis, first ginitho])od, male. 
V. affinis, second gnatho])od, male. 
U. affinis, third uropod, male, inner view. 
U. affinis, third uropod, m.ale, lateral vien. 
V. aff'ims, telson. 
printed foi’ the Ko.Viil Society of We.stern Auslruliu by K. S. 
Sami)sou, 071-973 Hay Street. Perth. 
