SYNoi'si.s OF riii: lamiinm;. 107 



M. spoliatum Horn, Iwrt"), Tiiins. Am. lOiit. Sue. xii, p. ]M(j. 



Liiifitli .7') l.WI iiicli. JJithiliit. — San Henianliiio, (California. 

 M. forte Leo., 1H7:J. 1. c. p. S.iO. 



I>fn>ith 1.20incli.; .'JO nun. IlahUal. — Arizona, very r;ire. Oiiii spccinicn known. 

 M. subrugrosura Bland, 1H(>2. 1. c. ; Tln)ni.s. Pliysis, i, \t. ~'y. 



Li'DRlli .7H 1. OH inch.; V.).'i riTinni. Ilnhitdt. — (Jiij)e San Lucii.s, California. 

 M. ulkei Horn. iHrt."). 1. c. 



Lenfrtli .7<>-.H(J inch. Jfuliitat. — New Mexico. Texas. 

 M. variolar^ Thoins., Ifidl. IMiysis, i, 1. p. 77. 



I.cnutli .70 -.88 inch. ; 18-22 mm. JlahHat.—MnxuM (doubtfnlly IJ. S.). 

 M. crassum Lee, 1853, Proc. Ac. Phil. vi. ]>. 2:51; Lacord.. (ien. Col. ix, l8(j!>, p. 

 281, not. 2. 



Length .74-.90 inch. : 18.5 .22..") mm. JLihilnl.—SL-w Mexico, S. VV. Texas. 



In addition to the do.scriptions cited iil)ove, each species i.s rcdc- 

 scrihod l)y Dv. Horn, Tniiis. Am. Ent. Soc. xii, p. 18(5. All the 

 species of Moiilleiaa live ou cactii.s. The imagines are foinid (Mi 

 those plants, and Mr. W. (J. Wright and other friends in the south- 

 west tell me they have found the larvie boring in th<!rn. The locality 

 " Montana" for M. (luniilutiiia is tak(;n from si.x specimens collected 

 hy .Mr. L. Kennedy near IJiati-lifonl, in that State, where ca(;ti are 

 ahundant. They e.vhihit coiisi<l('ral)le variation in .sculpture, hut are 

 otlierwi.se identical with the more .southern form. 



Tribe III. Cyrtinini. 

 Contains a single representative occurring in the Atlantic States 

 on dead branches of oaks. It is the smallest Lamiine in our fauna; 

 dark piceous, the antennje annulate, the elytra ornamented with a 

 transverse blotch of wdiite jjubescence before the middle. The pro- 

 thorax is smooth, oval, very convex ; the elytra are al.so convex and 

 each bears, near the scutellum, a large, acute spine. The legs are 

 stout, the thighs strongly clavatc, and the sulci of the anterior tibiie 

 are distinct. 



CyrtiniiM |>.y{;iniCiiN Hald. (Cii/tiiH), 1847, Trans. Am. Phil, x, p. 12 ; Lee, 

 18.52, .Joiirn. Ac. Phil. ser. 2, ii, p. l&i; minidissimiiH Dej., Cat. IJ, ed. \>. :j.57. 

 Length .08 .12 inch. ; 2-.'J mm. Hnhilat.—\hi)y,uii:i. District of Col imbia, Penn- 

 sylvania, New Jersey, New York, Ohio, MaKsachuselt.s. Canada. 



Tribe IV. Psenocerini. 

 Contains a single rej)resentative occurring in the Atlantic .States 

 and westward to Nebraska on various forest trees and at times de- 

 structive to the cultivated curran.t. It is a dark brown or black 

 in.sect, densely punctured, with tlu; .scutellum, a narrow oblirpie band 

 compo.sed of two spots about the middle, and a wider transverse 



TKAN8. AM. KNT. SOC. XXIII. AI'KIL, 1896. 



