NOCTURNAL LEPIDOPTERA FOUND IN CANADA. 255 



lines, corresponding to those on the anterior wings, the posterior one 

 forming a V in the cellule, and enclosing a large terminal glaucous 

 and white space, flecked with hlack streaks, which are more numerous 

 exteriorly. 



Under side, brownish-cinereous, with the discal lunules generally 

 well-defined, several more or less distinct transverse lines, and a mar- 

 ginal series of black dots. Length of the body, "6 to "7 inch. ; 

 alar expansion, 1*7 to 1*9 inch. 



Hah. Cobourg ; not uncommon, at the same time as H. lunata. 

 Quebec (Mr. Saunders). York Mills (Dr. Cowdry). 



Larva, " clear cinereous-grey, clouded with white in places, with 

 the ordinary lines festooned and interrupted, and the points blackish. 

 Between the fourth and fifth segments there is a large citron-yellow 

 spot ; in the anterior part of the fourth and seventh a blackish spot, 

 marked with white dots. Dots on the eleventh, blackish, with a 

 lateral mark of the same colour. Head and feet of uniform colour 

 with the rest of the body. On oak and iron-wood. Pupa covered 

 with violet dust." 



6. H. EDUSA, Drury. Guen. Noct. iii. 14. Walk. C.B.M.Noct, 

 xiii. 1054. Putrescens, Guer. Regne Animal. 



Wood-brown. Thorax with a black band in front, and some black 

 and cinereous scales behind ; tegulse hooked at the tip. Wings, 

 wood-brown, slightly clouded, and streaked with darker ; anterior 

 with an ill-defined greenish-white fascia, including a black discal dot 

 after the extra basal-line ; a white point on the inferior side of the 

 reniform spot, which is obsolete ; elbowed line, black, very wavy, 

 indistinct ; subterrainal, deep black, well-defined posteriorly, and form- 

 ing two large greyish or blueish-white lunules ; a terminal series of 

 thick brown spots, often confluent. Posterior wings with some indis- 

 tinct lines across the middle ; a deep velvety-black line, corresponding 

 to the subterminal on the anterior wings, and forming a similar large 

 blueish-white lunule, followed by a similar series of marginal spots. 

 Under side, cinereous-grey, with discal lunules, and some indistinct 

 lines. Length of body, -8 inch. ; alar expansion, 2"2 inch. 



Hab. Cobourg, in September. United States. 



Larva, " flesh-colonr, with all the lines interrupted, festooned, 

 blackish ; the trapezoidal and lateral of the same colour, as well as 

 the two spots on the eleventh segment ; between the fourth and fifth 

 segments there is a large orange spot, and upon the back of the fourth 



Vol. X. R 



