MANSFIELD DISTRICT, VICTORIA. 
Puate IX. 
1.—Elonichthys sweeti, sp. nov.; type-specimen, fish in 
lateral aspect, lacking dorsal part of abdominal 
region; nat. size. 
la.—Caudal fin of another specimen, showing its inequi- 
lobate shape; nat. size. 
16.—Imperfect flank scales ; thrice nat. size. 
1e.—Impressions of upper and lower teeth on edge of 
jaws; about twice nat. size. 
Fig. 2.—Ditto; undetermined. 
Fig. 3.—Ditto; unsatisfactory attempt at restoration, much 
reduced, the general outline probably almost 
correct, but squamation very inaccurate and 
some other characters doubtful. 67., broad 
branchiostegal rays; ce/., clavicle; d., mandible: 
J, anterior part of frontal;  iel., infraclavicle ; 
vo., suboperculum ; m.zv., maxilla (expansion too 
deep); op., operculum; p., hinder part of frontal 
(internal impression, thus showing longitudinal 
slime-canal) ; pme., bone below the orbit, which 
is represented too small; po., preoperculum; 
pt., post-temporal; sel., supra-clavicle; so., cir- 
cumorbital ring; <., undetermined bone (no 
clear evidence). 
Fig. 4.—Hlonichthys gibbus, sp. nov.; imperfect trunk, showing 
inner aspect of many flank-seales with peg-and- 
socket articulation, also part of pelvic, dorsal, and 
anal fins; nat. size. 
4a.—Remains of scales showing ornamentation; enlarged. 
PuatTE X. 
Fig. 1.—Elonichthys sweeti, sp. nov.; imperfect counterpart. of 
trunk of type-specimen, showing some scales 
from inner aspect, with peg-and-socket artieu- 
lation (A, 8B), pectoral fin (C), pelvie fin 
[31] 
