so 
MEMOlTxS OF THE QUEENSLAND MUSEUM. 
region sliort, 1-8 to 1 •!) in the length of the anal ; eandal pednnele as deep as to one- 
sixth deeper than wide, its Avidth 2-t to 2-2 in the eye-diaineter. Head moderate,, 
its upper prolile evenly convex from above the nostrils, its length 34 in that of 
the ])ody, its Avidth 24 to 2-5 in its depth, which is from one seventh to one tenth 
more than its length; eranio-nuchal keel Avell developed, eultriform. Snout 
short, Avith linear strongly acclivous profile, its length t-25 in the eye-diameter, 
Avhieh is 2-85 to 3 in the h'ugth of tli(‘ head; adipose lid little developed; inter- 
orbital region elevated and acidn, its Avidth 1-2 in the eye-diameter. Lower jaw 
someAvhat i)rojeeting; maxillary rather sleiuhn-, extending to beloAv the anterior 
border of the pupil, its length 2-5 to 2-6 in that of the head, the Avidth of its 
truncate distal extremity a little less than its distance from the eye and 3 to 
3-15 in the eye-diameter. Preopercular border entire. 
JaAA’s Avith a nari'OAv band of villiform teeth; a. diamond-shaped patch 
of similar teeth on the head of the vomer; a broad band on the palatines and a 
narrow one along the middle of the tongue. 
Cheeks, postorbital n^gion, and upper angle of opercle covered AA'ith small 
inconspicuous Scales; rest of head, nuchal ridge, and breast naked; preorbital 
and preoper('le crosstal by several simple or branched mucous canals; nuchal 
canal sim})le, not reachiiig 1o the dorsal fin. Lateral line moderately curved to 
below the 8th or J)th dorsal j'ay, the length of the curved se(‘tion L33 to 4 in 
that of the straight, AA'hieh is armed throughout Avith 38 to 40 rather Aveak spinose 
scutes, the Avidest of AA'hieh is from 3-5 to 4 in the eye-diameter. 
Dorsal fin with vii. i 21 or 22 rays; prochmbent spine well developed, 
exposed ; spinous dorsal 1oa\-. the spines Aveak. 3rd longest, 24r> to 2-6 in the length 
of the head, the last isolated and much stroiiger than the others. Soft dorsal 
origijiating a little nearer to the tip of the snout than to the root of the caudal, 
tiie 1st ray produced as a slender filament of varying length, extending to 
betAA'een the base to Avell l.ieyond the tij) of the caudal fin, and from five ninths 
to five sixths of the l)ody-length ; 2nd ray much shorter, as long as to one third 
longer than the head; the succeeding rays ra])idly decrease to the Gth, beyond 
Avhich they are e(]ual, the last scarcely produced, (kaudal fin deeply forked, 
the lobes equal and pointed. 3*5 to 3-6 in the length of the body. Anal fin with 
ii, i 17 or 18 rays, originating beloAv the 8th dorsal ray; 2nd free spine the 
longer, 2.ir) to 2-H') in the eye-diameter and 6-15 to ()*25 in the 1st ray, which is 
slightly produced, its length e((ual to or a little less than that of the head 
and reaching Avhen de])ressed to the 12th or 13th ray. Pectoral with 20 rays, 
its length 2-5 to 2-i] in llmt of the body; 4th ray longest, reaching to above the 
10th anal ray. Ventral moderate, its length 2-3 to 2-55 in that of the pectoral 
and L7 to 1-0 in that of tlie head, the 2nd ray longest, reaching to or nearly 
to the free anal spines. 
Gill-rakers rather long and slender, 15 or 16 -j- 41 to 38 on the anterior 
aich, the longest 5 to 5*2 in the length of the head and rather longer than the- 
