OF PHILADELPHIA. 223 



Spots; elytra greenish-blue, polislied [punctured?]; margin and 

 abbreviated fillet yellowish. 



Inhabits Missisippi. 



Body yellowish-brown : head with an impressed line on the 

 front : antennae and vertex black : thorax with a dorsal spot and 

 lateral one each side, black : elytra greenish-blue, with very 

 minute, crowded, and confluent punctures ; fillet attenuated, 

 arising from the middle of the base, and terminating beyond the 

 middle of the elytron, and with the exterior margin and tip yel- 

 lowish-brown. 



Length three-tenths of an inch. 



The fillet varies in length, and its breadth sometimes continues 

 undiminished to the tip. Captured by Mr. T. Nuttall. 



[I have a species which agrees with this except that the elytra 

 are not polished, nor do T think that character will be found in 

 any species having three thoracic spots. — Leg.] 



9. Gr. DECORATA. — Yellowish ; antennae, vertex, and two spots 

 on each elytron black. 



Inhabits Missouri. 



Body yellowish, immaculate, glabrous : vertex and antennae, 

 excepting'the three basal joints, black : edges linear ; the posterior 

 one slightly [ 460 ] sinuate : scutel black at base : elytra obso- 

 letely punctured, rounded at tip ; each with an oval, black spot 

 at base, and a larger, oblong one extending from the middle to 

 near the tip : pectus and postpectus black. 



Length less than three-tenths of an inch. 



The second and third joints of the antennae are subequal, and 

 taken together are hardly longer than the fourth, as in the genus 

 Adimonia of Schrank. 



[A species of PJiyllobrotica, previously described by Olivier 

 as G. 4-macidata, a name already employed ; subsequently by 

 Kirby as G. Olivieri. — Lec] 



10. Gr. LONGicoRNis. — Green, oblong ; thorax with two im- 

 pressed spots ; elytra with a black fillet and suture. 



Inhabits Arkansa. 



Body pale greenish : eyes blackish : antennae as long as the 

 body ; second and third joints conjointed, shorter than the fourth : 

 thorax subquadrate ; two dilated, oval, impressed spots placed 

 1824.] 



