646 PROCEEDINGS OF THE NATIONAL MVSEUM. voi,.xxiv. 
a. Caudal truncate, the lobes not produced; pectoral dusky at tip; color dark bluish 
green, with two black lateral shades and other markings; head with red stripes 
radiating from eye; tins largely red cujndo, 35. 
cut. Caudal lunate, with the angles produced. 
b. Back without dark cross bars; traces of ol)lique bands below pectoral; pectoral 
with a large black blotch at tip; head with dark stripes lutescenfi, 36. 
hb. Back with 6 black cross bars; head with radiating red bands; pectoral without 
distinct dark spot; body and fins more or less variegated dorsale, 37. 
35. THALASSOMA CUPIDO (Schlegel). 
NISHIKIUWO (BROCADE-FISH). 
Julis cupido Schlegel, Fauna Japonica Poiss., 1846, p. 170, pi. lxxxvi bis, fig. 3; 
Nagasaki. — Bleeker, Verb. Bot. Gen., XXI, Labr., p. 30. — ? GtJNTHER, Cat. 
Fish., IV, 1862, p. 181; Batavia, probably not of Schlegel.— Bleeker, Alt. 
Ichth., p. 39, pi. xxxiii, fig. 1. — Steindachner and Doderlein, Fische 
Japans, IV, 1887, p. 20; Tokyo. 
Thalussoma cupido Jordan and Snyder, Check List, 1901, p. 88. 
Julis quadricolov Brevoort, Exped. Japan, 1856, p. 272, pi. viii, fig. 2; Shimoda, 
not Jidis (piddricolor of Lesson. 
Thalassoma quadvicoJor Jordan and Snyder, Check List, 1901, p. 88; after 
Brevoort. 
Head 3| in length; depth ?>\\ depth of caudal peduncle If; eye 6 in 
head; interorbital .space 3f ; snout 2f ; D. VIII, 13; A. Ill, II; scales 
in lateral series 25; between lateral line and in.sertion of dorsal 2; 
between lateral line and insertion of anal S, 
Body elongate, caudal peduncle deep, the head short. Teeth in a 
single series, canine-like anteriorly, graduall}^ growing shorter pos- 
teriori}^; no posterior canines. Preopercle smooth; opercle with a 
flap, the posterior edge of which is concave; gill-membranes forming" 
a narrow fold across isthmus. Gill-rakers on first arch 6+8, short, 
pointed, those near the limbs much reduced. 
Head naked; dorsal and anal with just the suggestion of basal sheaths, 
scales of nape and breast not greatl}^ reduced in size. Lateral line 
complete, abruptly bent downwards below base of soft dorsal. 
Membrane of dorsal fin not incised, spines slender, low, the highest 
contained about 3f in head; longest ray 2i. First anal spine minute, 
concealed in the thick mem])rance, more distinct in younger individ- 
uals, the third spine 3| in head; longest ray 3^. Caudal, truncated 
or slightly I'ounded posteriorly, If in head. Pectoral large, the upper 
rays slightly longer than caudal fin. Ventrals very small, without 
filaments, 2^ in head. 
Color in spirits dark bluish green, a black band running from snout 
to end of dorsal fin, a lighter dusky band from snout to base of caudal, 
a short light yellowish band along side on a level with lower part of 
base of pectoral; scale of dark parts with darker spots, of light parts 
with lighter spots; dorsal and anal with a blackish band along bases, 
middle of caudal brownish black, pectoral broadly tipped with black, 
a small black spot on upper part of its base. 
