MASTACEMBELUS. 



115 



1). XXXII-XXXIII t!0-8;J; A. HI JS'.-f iS ; 



111) |ii-a'i)iljit;il or pva'oporciilar :<|iiiH's . . '2^. .U. sfii/'/ierfii, VA'^v., \>. \^T- 

 1). XXXI '.to ; A. Ill 70 ; |)n(?oi>ercul:ir spines 



present ^'>'- -^f- tri.<i>iiio.iii.<, 8lilr., \>. K)7. 



1'. X\ to ;5'.) dorsal spiiu's : no pniiorliital spino. 

 1). XXXIir-XXXV 65 ; A. H J>5 ; no pra- 



o|i(MTiilar s].ino 30. .1/. ^/hw/«.s-, Bl^r., p. 1:>S. 



D. xxx^■I-xx.\IX -)0-(;o ; A. II :.im;(i; 



out' pra>o|orciilar spino :'>1. }/. laiijanior. Vilhv.. ]>. \'.\>5. 



III. Vent consideralil}- nearer end of smnit llian caudal fin. 

 1). XXV-XXVIII 125-ir)0; A. II 125-150; 



no pra.'orl)ital spino ; two jira-oicrcuhir 



sjiiiios •\'2. ^/. loitijliainUi, l'>lj;r., p. I.l'.l. 



1>. XXXI 15(1; A. 11 15(1; a pnoiuliilal and 



•I priuopercular spinos :5:'). .1/. .^/jWi.)///, Ri>;r., p. 110. 



1). XXX-XXXIII 1(10-120; A.I 115 i;')(i; 



no pra.H)rl)ilal or pneoporcular spinos . . '.\\- M. oiihiiliHin, <-\{\n-., \k \\\. 



Fig. 68. 





Aliistuceiiibclus j)«ucisj>i iiis. 

 Type (A. M. C). ^ 



1. MASTA('EMBELU8 PAUCISPINIS. 



Boulonj;-. Ann. JIiis. Congo, Zool. i. p. 55, pi. xxviii. fig. 3 (18'.)9), and Poi-ss. Pass. 

 Conoo, p. i'.l2, pi. xxiv. fig. 1 (l'.)01). 



Depth of body 10 times in total length, length of head oj times. 

 Vent slightlj' nearer end of snout than caudal, its distance from head 

 1^ times length of latter. Snout 4 times as long as eye, ending in an 

 appendage which is a little longer than eje ; moutli not extending quite 

 to below anterior border of eye ; no prtEorbital or praeopercular spines. 

 ])orsal VII 10-5; spines extremely short; distance between first sjnne 

 and head nearly ^ length of latter. Anal III 70 ; second spine longest. 

 Caudal rounded. Pectoral a little more than \ length of head. Scales 



1 li 



