SYNOPSIS OF THE LAMIIN/E. 159 



as in tlie table ; underside and legs black. There is some variation 

 in the coloration ; the head may be black (typical) or red ; the tho- 

 rax may be altogether black, except an apical space on each side of 

 middle ; the anterior black space on the elytra may be reduced to a 

 spot, and there may be a round l)lack callus on each side at the outer 

 angle of the apical black space.] " Ham." 



T. caiitoriator Drapiez, 1819, Ann. gdner. des Sc. phys. ii, 47, pi. 16, fig. 6 ; 

 Say, 15ust. Jour, i, 96; Lee, ed. ii, 666; Lee, Jour. Ac. Nat. Sci. ser. 2, ii, 

 156 ; nrntor Germ., 1824, Ins. Spec. nov. p. 486 ; 13-punctatii.s Drapiez, 1. c. 

 Lengtli 8-12 mm. = .32-.48 inch. Habitat. — Canada, Massachusetts, New York, 

 Pennsylvania, New Jersey, Ohio, Florida. Alabama, Iowa. 



[The elytral markings are as in drn'Mulens, and lial)le to variation 

 by extension or diminution ; the thorax is usually red with four 

 black spots; the scutellum and elytral umbones are black.] " Ham." 



T. elogaiis Horn, 1894. Baja Calif. Coleop. (Pr. Cal. Acad. Sci. ser. 2. iv, 404). 

 Length 9-12 mm. ^ .36-.48 inch. Habitat. — Lower California (San Jose del 

 Cabo). 



"Black, clothed with fine cinereous pubescence, bluish on the thorax, with 

 short, black, erect hairs intermixed ; anteniue with grayish blue pubescence on 

 the undersiile ; head red, sparsely ])unctate ; thorax black, umbone abruptly 

 elevated, coarsely punctate and hairy on its summit; scutellum black; elytra 

 coarsely punctate at base, apical third nearly imiiunctate, black, a red basal baud, 

 broader at middle, extends along the sides, and behind the middle is a triangular 

 red space uot reaching the suture, umbone black, a very small black spot on each 

 side of the suture behind the posterior edge of the red band, the hind edge of the 

 triangular spot bordered with black ; beneath black. The four thoracic spots 

 .seen in the other species are wanting in this.'" 



[This species has not been seen, and the above description is an 

 abbreviation of the original.] " Ham." 



T. tetraoplitlialiiius Forst, 1771 (Cerambyx), Cent. Ins. p. 41; iMtniator- 

 natiir Fab., Eut. Syst. 2, 287; Tetraopes toniafor Schon., Syn. Ins. iii, 401; 

 Say, Host. Jour, i, 96 : Lee, ed. ii, 665. 

 Length 9-14 mm.^= ..36-.56 inch. Habitat. — Canada, Vermont, New Ilamjjshire, 

 Massachusetts, New York, New Jersey, Pennsylvania. Ohio. Michigan, 

 Wisconsin, Illinois. Iowa, Nebraska, Kansas, Mexico, Louisiana, South 

 C'arolina. 



[Black, head, thorax and elytra red ; thorax with four discal spots, 

 a blotch at the anterior angles and the basal margin, black ; scutel- 

 lum black ; elytra with humeral uml)one and three si)ots on each, 

 black ; these spots are usually constant, the first round and subsu- 

 tural, the second an oblong discal space, the third also -discal and 

 roundish.] " Ham." 



TRANS. AM. ENT. SOC. XXIII. MAY, 1S96. 



