HETEROCERA. 467 
9. Nystalea sambana. (Tab. XCII. figg. 13, 2.) 
Nystalea sambana, Druce, Ann. & Mag. Nat. Hist. (6) xv. p. 50 (1895) *, 
Female. Primaries dusky grey, with several reddish-brown spots at the apex, a black curved line crossing the 
wing near the base from the costal to the inner margin, and a large silvery-grey patch at the anal angle 
extending partly along the inner margin; secondaries pale grey, broadly bordered from the apex to the 
anal angle with darker grey; the fringe silvery-grey: head, collar, and tegule yellowish-brown, the 
thorax silvery-grey ; the abdomen dusky grey above, pale grey beneath, the anus yellowish-brown.— 
Male. Very similar to the female, but considerably smaller. HExpanse, ¢ 2, 9 232 inches. 
Hab. Costa Rica}, Candelaria Mts. (Underwood: ¢); Panama, Volcan de Chiriqui 
(Trotsch, in mus. Staudinger: ¢ ). 
10. Nystalea (?) demea. (Tab. XCII. fig. 12, ¢.) 
Nystalea demea, Druce, Ann. & Mag. Nat. Hist. (6) xv. p. 50 (1895) *. 
Male. Primaries greyish-fawn-colour, with two small black dots at the end of the cell, from which a black 
line bordered with reddish-brown and with a small white streak in the middle extends to the outer 
margin, a dark brown spot and streak on the inner margin close to the base, and several faint brown 
marks near the anal angle; secondaries dusky fawn-colour: head reddish-brown, the antenne yellowish- 
brown, the tegule and thorax greyish-fawn-colour, the latter reddish-brown in front; the abdomen 
blackish-grey above, with the base yellowish, paler beneath, the anal tuft greyish-fawn-colour.— Female. 
Very similar to the male, but larger and rather darker. Expanse, ¢ 24, 2 3 inches. 
Hab. Costa Rica!, Candelaria Mts. (Underwood); Panama, Volcan de Chiriqui 
(Trétsch, in mus. Staudinger). 
11. Nystalea sabella. (Tab. XCII. figg. 2, 2; 6,4.) 
Nystalea sabella, Druce, Ann. & Mag. Nat. Hist. (6) xii. p. 359 (1894) *. 
Female. Primaries silvery-grey, clouded with yellowish-brown at the base and along the inner murgin, an 
indistinct brown line crossing the wing beyond the middle from the costal to the inner margin, beyond 
which are two rows of small black dots, the fringe yellowish-brown ; secondaries greyish-brown, paler at 
the base: head, antenne, and thorax pale brown, the abdomen darker brown, the legs yellowish-brown. 
Expanse, ¢ 2, 9 24 inches, 
Hab. Mexico, Orizaba (Boucard, in mus. D.1: 9); Panama, Chiriqui (mus. 
Staudinger: ¢ ). 
Two specimens. 
12. Nystalea plusia. 
Nystalea plusia, Feld. Reise der Nov., Lep. t. 97. fig. 7 (¢) (1874) 1 
Hab. Cosra Rica, Santa Clara Valley (Ziircher); Panama, Volcan de Chiriqui 
(Trotsch, in mus. Staudinger ).— Guiana }. 
Two specimens, agreeing with Felder’s figure. 
13. Nystalea danala. (Tab. XCII. fig. 11, 2.) 
Dasylophia (?) danala, Druce, Ann. & Mag. Nat. Hist. (6) xii. p. 357 (1894) °. 
Male. Primaries dark brown, crossed from the costal to the inner margin by narrow waved black lines, and 
with a reddish-brown spot at the end of the cell, a waved pale brown submarginal line extending from 
the apex to the anal angle, and a marginal row of small black dots, those nearest the apex larger than the 
others, the fringe dark brown; secondaries blackish-brown, with the base, inner margin, and fringe pale 
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