144 TORTEICID^. 
Teras subtusnigra. (Plate CLVI. fig. 21.) 
Expanse f inch. 
Male. Fore wing pure white^ with deep black markings ; a highly irregular black basal 
band, which runs out along one third of inner margin ; a subbasal blotch on the costa, with a 
speck beyond it, below which is a speck on median nervule ; a highly irregular and indentated 
band from middle of costa to inner margin near outer angle ; two small spots on the costa before 
the apex ; a very regular indented band from the apex to middle of outer margin, with a fine 
line below it ; a speck at centre of inner margin, and a few scattered over outer area. Hind 
wing uniform smoky black. Cilia of fore wing white, with ochreous bases, except at outer 
angle. Underside of fore wing suffused with black ; the cilia white. Frons white ; head 
black ; thorax black and white ; abdomen fuscous. 
Allied to T. perfectana. 
PRINTED BY TAYLOR AND FRANCIS, RED XION COURT, FLEET STREET. 
