60 Dr. A. Giinther on Australian Reptiles and Fishes. 
22. Chilodactylus gibbosus (Rich.). 
The tuberosities on the snout and the long dorsal spines: are- 
probably sexual characters developed with age. 
Sydney (Krefft). 
23. Scorpena bynoensis (Rich.). | 
Scorpena bynoensis, Richards. Ereb. & Terr. Fish. pl. 14. figs. 3-5 (young). 
jacksoniensis, Steindachner,, Wien. Sitzgsber. xiii. taf. 3. fig. 
(adult ; tentacles and membrane between dorsal spines badly figured). 
North-west coast of Australia, Port Jackson (Krefft, 6). 
24. Centropogon australis (White). 
Sydney, Port Jackson. 
25. Centropogon robustus (Gthr.). 
Centropogon Troschelii (Stemdachner). 
Sydney, Port Jackson, Cape York. 
26. Centropogon marmoratus (Gthr.). 
Moreton Bay. 
27. Polynemus macrochir, sp. n. 
DSi A Stee. 
12 
._ Five pectoral appendages, three of which extend to the anal 
fin; pectoral fin nearly as long as the head, the length of which 
is contained thrice and two-thirds in the total (without caudal), 
and equal to the distance between the root of the ventral and 
the anal. A distinct spine above the angle of the preeoperculum. 
Coloration uniform. 
New South Wales (Krefft, 103). 0:22 long. 
28. Otolithus atelodus. 
B.10 pak s 
Scales small; canine teeth none. Body elongate. The height 
of the body is contained five times in the total length (without 
caudal), the length of the head thrice and two-thirds. The 
maxillary does not quite extend to the vertical from the hind 
margin of the orbit. Preoperculum rounded, with small, 
slender, distant, spinous teeth. Dorsal spines moderately feeble. 
Caudal fin slightly emarginate. Silvery; indistinct, oblique, dark 
lines along the series of scales. Axil black behind. 
Australia. O™:31 long. 
29. Acanthurus matoides (C. & V.). 
Indian Ocean, Pacific, Nicol Bay. 
