MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 203 



Scbizura apicalis (Giote miil Robinson). 



(PI. IV, fig. 22^.) 



C(tIoila«!is (ipic(ili« Grote and Rob., Proc. Ent. Soc. Phil., vi. p. 15, 18()6, pi. 2, tig. 1, S • 

 Grote, New Check Li.st X. Anier. Moths, p. 19, 1SS2. 

 Smith, List Lep, Bor. Amer.,p. 31, 1891. 

 Kirb.v, Syn. Cat. Lep. Het., i, p. 568, 1892. 



Neniu. and Dyar, Tr.ans. Aiuer. Ent. Soc, xxi, p. 20:!, .Jnue, 1891; Journ. N. Y. Ent. Soc, ii, 

 p. 117, Sept., 1894. 



Mnlli. — Oue S . Of the size of S. unicornis. Head well tufted on vertex and at the insertion 

 of the autenuie. Body and wings fawn color or grajish brown, with white scales; ends of 

 I)atagia and a parallel line on each side behind and a spot over the sciitellnni at the base of the 

 abdomen, dark brown. Fore wings with tlie costa unusually straight, apex a little more square 

 than in H. unicornis, outer edge straight, less curved than usual, moderately oblique. No basal 

 line; extrabasal line composed of live scallops. Wings fawn color from base to this line, and 

 iuclo,sing a distinct black streak parallel to the cubital vein; middle of wing whitish, frosted over 

 with v.iiite scales; discal mark large curvilinear, heavier and more curved than in S. unicornis. 

 A narrow, white, wavy, extradiscal line, beginning as a very oblique white mark on the costa. 

 Venules blackish. 



Beyond the discal mark the wing is fawn-l)r<>wn, with darker brown intervenular streaks and 

 white frosted patches. Hind wings white, with a large dark patch on internal angle. Abdomeu 

 with a forked tuft. Underside of fore wings gray, white ou the inner edge. Hind wings as above, 

 but grayish at the costal edge. 



Exi)anse of wings. $ .33 mm.; length of body, i 17 mm. 



Kecognized by the large, heavy, distinct discal mark, the distinct black submedian streak, the 

 fawn brown fore wings, and by the white bands in the middle of the wing, while the hind wings 

 are white, being browu in »S'. vnicornis. 



Geofirnphival distribution. — Kittery, Me. (French); New York (Doll); Arkansas (Palm); 

 Florida (Slossou). 



Scbizura unicornis (.\bbot and Smith). 



(PI. IV, tiL'8. 20 J, 21 9.) 



Phnlfi'na unicornis Abbot and Smitli, Xat. Hist. Lep. Ins. Oenrgia. ii. p. 170. Tab. LXXXVI, 1797. 

 Ui/boma unicornin Hiibn., Verz. Sihiuett., p. 200, 1816. 



Notoilonia unicornis Harris, Cat. Ins. Mass., p. 73, 1835 ; Rep. Ins. Mass., p. 307, 1841 ; Treatise. 

 Edema unicornis Walk., Cat. Lep. Hot. Br. Mus., v, ji. 1030, 1855. 

 Morris, Synopsis Lep. N. Amer., p. 241, 1962. 

 Harris, Treatise Ins. inj. Veg.,p. 424, 1862. 

 Caclodasys rinicornis Pack., Proc Ent. Soc Phil., iii, p. 364, 1864. 

 Calodasi/s edmantjsii Pack., Proc. Ent. Soc. Phil., iii, p. 361, 1864. 



Edema semirufesccns Walk., Cat. Lep. Het. Br. Mns., xxxii, p. 424, 1865 {Jidc Grote and Rob.). 

 Edemd hiimilis Walk., Cat. Lep. Het. Br. JIns., xxxii, p. 425, 1865 {fide Grote and Rub.). 

 Ueleroramiia? conspecta H. Edw., Proc C'al. Acad. Sci., p. 2, Sept. 7, 1874. 

 Calodasi/s unicornin Grote, X''ew Check List X'. .\mer. Jloths. p. 19, 1882. 

 Sehiziira unicornis Pack., Fifth Rop. U. S. Ent. Comni. Forest Ins., p. 269, 1890. 



Smith, Ijist Lep. Bor. Amer., p. 31, 1891. 



Kirby, Syn. Cat. Lep. Het., i, p. 567, 1892. 

 Hatima semirufcscens Kirby, .Syn. Cat. Lep. Het., 1892 (fide Smitti). 



Schizura unicornis 'Kenm. i\ud IJyar, Trans. Amer. Ent. Soc, xxi, p. 203, Jnne, 1894; .loiirn. N. Y. Ent. Soc, ii, 

 p. 117, Sept., 1894. 



Larva. 

 (PI. XXVIII. figs 1. 1(7, Ih, 2, 2a-2e, 3, .3a-3c, 4, ia-4d, 5, 6.) 



Ahhol aud Smith, X'at. Hist. Lep. Ins. (ieorgia, ]>. 170, I'l. LXXXIII, 1797 (colored fignres of larva, pupa, and 



moth). 

 llarrin. Ins. inj. Veg., 1st edit., p. 307, 1841. 

 Ins. inj. Veg., 2d edit., p. 326, 1852. 

 Fitch, Third Rep. Nox. Ins. N. York, p. ,363. 1856. 



