ASHNA., 189 
Wings and their venation throughout as in multicolor; anal triangle on the right hind wing (“‘ Mexico,” 3) 
4-celled. The Guanajuato male has the discoidal triangle of the front wings 4-celled, the other male has 
it 5-celled; similar differences occur in multicolor. 
© unknown. 
Hab. Mexico [1 ¢ ], Guanajuato [Dr. A. Dugés: 1 3 | (U.S. N. M.). 
In spite of their close resemblance to . multicolor, I have given a new name to 
these individuals, since their superior appendages differ much more from those of that 
species than do those of clepsydra, Say, from those of juncea, L., for example. 
[#ishna constricta. 
Aishna constricta, Say, Journ. Acad. Nat. Sci. Phila. viii. p. 11 (1839) '. 
4ischna constricta, Hagen, Proc. Bost. Soc. Nat. Hist. xviii. p. 34 (1875) *; Kellicott, Canad. 
Ent. xxvi. p. 8347 (1894) *; Calvert, Proc. Calif. Acad. Sci. (2) iv. p. 509, t. 15. figg. 29, 30 
(apps. ¢) (1895) *; Currie, Proc. Wash. Acad. Sci. iii. p. 220 (1901) °; 1. c. vil. p. 18 (1905) °; 
Needham, Bull. 47, N. Y. State Mus. pp. 469, 470, t. 17. fig. 1 (entire ¢) (1901)"; Needham 
& Hart, Bull. Ill. State Lab. Nat. Hist. vi. 1, p. 42 (1901) °; Howard, Insect Book, t. 41. 
fig. 4 (entire ¢) (1901) °; Williamson, Ent. News, xiv. p. 227 (1903) *°. 
Aischna palmata, Hagen, Stett. ent. Zeit. xvii. p. 869 (1856) ”. 
(I have omitted some other references to this species by American authors not germane to the 
present subject ; they are all given in one or other of the papers above quoted.) 
Hab. Norta America, Labrador? to Michigan’, south to Maryland ? and Tennessee "°, 
west to Colorado 2, Salt Lake City (J. E. Talmage, P. P. C. det.), Beaver Cafion (Mus. 
Brooklyn Inst. *: 16), and City Creek Caiion (H. Skinner}, A. NV. S.: 1) in Utah, 
Reno, Nevada (Ff. H. Hillman, P. P. C. det.), Alaska ®, British Columbia ?°, Yakima 
(C. V. Piper, coll. P. P. C.: 1 3), Seattle [O. B. Johnson], and Skokomish River 
(Z. Kincaid] (P. P. C. det.) in Washington, Oregon [1 ¢ ], California [1 ¢ ] (4. ¥.S.); 
Lower CauirorniA, La Chuparosa*; KamrscuatKa !, 
The capture of seventeen males of this species at La Chuparosa in the Cape region 
of Lower California + and the strong powers of flight make it extremely probable that 
‘ 
this species will be found within the Mexican fauna proper.] 
4, Aishna williamsoniana, sp. n. (Tab. VIII. figg. 13, 14, 19.) 
¢. Blackish-brown ; nasus (except at each side) and labrum (except along its free margin) bright blue, 
mandibles, maxille, and labium reddish-brown; the following green: tip of the vertex, a small indistinct 
spot on each side of the superior surtace of the frons and another on each lateral surface, an antehumeral 
stripe each side, nearly 2 mm. wide at its upper (posterior) end, narrowing anteriorly and hence diverging 
from its fellow of the opposite side, hardly reaching the anterior mesothoracic border but confluent with 
the green of the antealar sinus; a wide mesepimeral (2 mm.) and a wider metepimeral (2°5 mm.) stripe, 
* Collected by Messrs. Engelhardt and Doll, for a brief account of whose expedition see Ent. News, xvi. 
pp. 91-93 (March 1905). 
+ The itinerary of Dr. Skinner is given. by Mr. P. Laurent, Ent. News, xvi. pp. 99-105 (April 1905). 
BIOL. CENTR.-AMER., Neurupt., June 1900. 9b 
