E. oedipus Lee. S.M.C., No. 264, p. 190. Length .20 inch. = 5 mm. ll.il>. 

 Vancouver's [sland. 



PHYTON, Newn. 



Contains two small shining testaceous species with elytra unusuall} 

 prettily marked with darker lines. The prothorax is constricted before 

 and behind, considerably dilated at sides before the middle and strongl) 

 narrowed behind. 



P. pallidum Say. J.A.P., III. 1823, p. 412; Hald. Trans. Am. Phil. X, p. 

 42: Lec. J.A.P., sec. 2, II, p. 22; lepidum Dej. Cat., 3d ed., p. 358; linum Newh., 

 Ent., p. iS; nilidum Knoch in lilt. Length .21 in. = 5111m. Hab. Atlantic and 

 Gulf States, Ark. 



In this species the thorax bears three fuscous lines and each elytron 

 lour fuscous lines becoming paler at the suture where the pairs form 

 angles. (Vol. I, PI. Ill, fig. 15.) 



P. discoideum Lec. S.M.C., No. 264, p. 190. Length .24 in. = 6 mm. 

 Hab. Cape San Lucas. 



The thorax is without markings and the elytra bear a lai>re fuscous 

 cloud enclosing a round pale spot common to both elytra. 



OBRIUM, Serv. 



Contains two species resembling the preceding but differing as 

 stated in table above. The elytra and general color beneath are rufo- 

 testaceous and the surface is punctate and sparsely pubescent. 



I lead and thorax piceous, coarsely and closely punctate, elytra pale reddish brown, 



very distantly punctate rubidum. 



Body uniformly rufo-testaceous, thorax not closely punctate, elytra more Justly 



punctate (Vol. I, PL HI, fig- 16) rubrum. 



O. rubidum Lec. J.A.P., sec. 2, II, 1S50, p. 22. Length .36 in. =9111111, 

 I Tab. Penn., Atlantic States. 



O. rubrum Newn. Ent. Mo. Mag., V, 183S, p. 393. Length .25 in. =6 mm. 

 Hah. N.Y., Miss., Ohio, Pa., Atlantic States, Canada West. 



HYBODERA Lec. 



Contains two species of moderate size, distinguished from the suc- 

 ceeding by the finer punctures. The thighs are strongly clubbed: the 

 antenna} slender with scape as long as 2d & 3d jointsand joints 3-5 gradu- 

 ally increasing in length. The prothorax is strongly constricted in ft out. 

 less behind, and the base is as wide as apex; the sides are obtusely angu- 

 lated and the disk bears four tubercles arranged in a square. They may 

 be known as follows: 



species, thoracic tubercles very prominent tuberculata.' 



Smaller, thoracic tubercles feebly developed debilis. 



H. tuberculata Lec. S.M.C., No. 264, p. 191. Length .36 in. =9 mm. Hab. 

 ( ire-gun. Vane. (Vol. I, PI. Ill, f. 17.) 



