212 Onn.Il. Tuon. G.54. AcauTH. 
monuit Jf. R. For/ler. Is repertum in mari 
Atlantico et oceano pacifico circa infulam Ota- 
háitee, ubi Maito audit, in MS. III. 8. fic de- 
fcripfit. 
Harpurus cauda fubfalcata, fpinis dorfali- 
bus 8, caudalique utrinque recumbente, mobili, 
macula fuboculari rhombea alba. 
Corpus ovatum, comprefIum, atrum; ca- 
put obtufum, roftratum, defcenfu praecipite, 
Íquamofum: rictus parvus, obliquus, roftratus: 
rofirum mediocre, deflexum: maxillae parvae, 
labiatae, inferae; labia membranacea: dentes 
minuti, aequales, apice truncati, ferratique pla- 
niusculi, rigidi, unius ordinis: nares geminae, 
ovales, anteriores majores: oculi fupremi, vi- 
cini, pofüci, protuberantes, femitecti membrana 
anulata; pupilla nigra, iris fufca, margine in- 
teriore aureo: opercula diphylla, fquamofa, 
parva: membranae branchialis 5 radu; aper- 
tura parva: Linea lateralis fuprema, curva, 
defcendens, obliterata, laevis, in cauda recta: 
anus medius, flavus: cauda comprelfa, muricata 
fpina valida, flava, antrorfum apice fpectante, 
recondita intra rimulam longitudinalem, ite- 
rumque horizontaliter expanfilis. Squamae im- 
bricatae, minutae, fubtrigonae, ferato -ciliatae: 
macula alba rhombea fub oculo utrinque; et 
fafcia alba rofirum fere cingens: Pinna dorfa- 
lis longitudinalis, afcendens, vix fquamofa in- 
terradios, tota fufca, margine extimo caeruleo, 
interiore ad dorfum linea ílava, poftice dila- 
tata in pinna maculam fubcaudalem 4$. Pec- 
torales fubtrigonae atrae radii 16. V.rotundatae, 
atrae, margine intimo et extimo caeruleo, 7A. 
afcendens, tota fufca, margine extimo caeruleo, 
inümo [lavo lineato pofüce in pinma dilatata 
