FAMILY CERAMBYCID^. 117 



Genus CLYTUS. Leptura (Linn.). 



Thorax globose, unarmed ; antennae setaceous, and shorter than the body ; elytra entire at 

 the tip ; hindlegs clavate. 



Clytus SPECIOSC8 (Say). Beautiful Clytus. (Plate xvi, fig. 10.) 



Head yellow, with an obscure black circle between the antennae, enclosing a yellow dot : 

 collar encircled with a yellow band : base of the mandible yellow ; lip black ; eyes 

 black ; antennae black : scutellum marked with an oval spot. Thorax black, with 

 two yellow transverse lines on each side : beneath, there is a yellow spot before the 

 insertion of the forelegs. Elytra black : outer angles marked with three yellow elon- 

 gated spots, separated by obscure black lines. Upon the anterior part the letter W is 

 inscribed ; and the same above, with the inner lines reversed or inverted. Behind, 

 there is an oblique narrow band running backward from the lower margin : the ter- 

 minal third is yellow, with two dots of black. Beneath yellow, except at the insertion 

 of the legs : legs yellow ; tarsi of the forelegs dark brown or black, the others a 

 shade of brown. 



Clyttjs nobilis. ( Plate viii, fig. 2.) 



Black or dark brown : head black, clothed with yellow hairs ; eyes black ; thorax black 



immaculate. Elytra marked with three yellow spots upon their basal third, and, below 



the middle, with two transverse lines, and four dots near the apices. Legs black upon 



their upper sides ; yellow beneath. 



Clytus CAPREA (Say). Callidium caprea (Knoch). (Plate xvi, fig. 11.) 



Color fuscous. Anterior edge of the thorax margined with yellow. Elytra marked by four 



yellow bands ; tip yellow : front depressed or grooved between the antennae. Thorax 



subcarinate : first and second bands unite so as to enclose a large spot ; the others 



transverse and undulatory, and wider upon the suture. 



Sav remarks that the bands are sometimes white. 



Clytus picTus. C.feruosus (Tah.). (Plate xvi, fig. 9.) 



Color black, ornamented profusely with yellow figures and yellow bands somewhat after 

 the pattern of the speciosus. The head is marked with three transverse yellow stripes. 

 On the elytra the first and second stripes are nearly straight, the third forms a W, the 

 fourth is angled, the fifth is broken by a longitudinal elevated line, and the sixth 

 consists of dots arranged in the form of an arch. Length variable, but about six- 

 tenths of an inch. 



