BY W. MACLEAY, F.L.S. 525 



336. Thyrsites atux, Cuv, & Val. 

 Gunth. Cat. Fislies II., p. 350. 



Tke '^Barracootas 



D. 20. 1/10. VI. A. 1/10. Yi. Vert. 37. 



Ventral with one s^^ine and five rays ; the height of the body is 

 contained eight times in the total length, the length of the head 

 four times and a-half . The lateral line descends abruptly below 

 the posterior part of the spinous dorsal. Coloration uniform. 



Tasmania, Bass' Straits, South Coasts. 



337. Thyrsites micropus, M'Coy. 



Ann. and Mag. Nat. Hist., 1873, 4th series, Vol. XI., p. 338. 



'' The Tasmanian King Fish.^^ 



D. 17. 4/12. YI. A. 2/11. IV. V. 1/1. P.14. C. 22 4/4. 



Height of body five times in total length to centre of caudal 

 fin; head four times to end of lobes of the caudal; lower jaw 

 longer than the upper ; diameter of orbit one-fifth of the length 

 of the head, and one half of the length of the muzzle ; ventrals 

 slightly in advance of base of pectorals, about a-third of the 

 diameter of the eye in length, and with the ray bifurcate. Lateral 

 line bifurcate, the upper branch extending from above the 

 operculum, a little below the back, to the third finlet, the lower 

 leaving the upper one under the fifth dorsal spine, descending 

 with an abrupt curve nearty to the middle of the side, continuing 

 nearly straight to opposite the middle of the anal fin, from which 

 to the middle of the tail it describes three upward undulations. 

 Colour brilliant lead-grey, whitish below ; fins brownish. Surface 

 of body smooth, with very minute scales imbedded in the skin. 

 (M'Coy.) 



Tasmania. 



