Plate XXX. fig. 1, natural size--fig. 2, magnified.
ORDER: Coleoptera. SECTION: Lamellicornes. FAMILY: Cetoniidæ, _MacLeay_.
GENUS. TRICHIUS, _Fabr._ Scarabæus P. _Drury_. SUBGENUS: Archimedius,
_Kirby in Zool. Journ. No._ 10.
TRICHIUS (ARCHIMEDIUS) DELTA. Thorace nigro, triangulo albo, elytris
testaceis puncto fusco. (Long. Corp. 5 lin.)
SYN. Scarabæus Delta, _Drury_, _App. vol._ 2. _Fabr. Syst. Ent. p._ 41.
7. _Syst. El._ II. _p._ 133. 14. (Trichius D.) _Oliv. Ent._ 1. 6. _p._
64. _t._ 11. _fig._ 107.
HABITAT: Virginia, North America.
Head rather large and quadrangular; black and cream-coloured on the upper
part, red brown near the mouth. Eyes large, black, and prominent. Antennæ
red brown. Thorax margined with cream colour, the extreme edge being
black; having a black circular patch thereon, and a cream-coloured
triangular mark within it. Scutellum cream, surrounded or edged with
black; having a black streak down its middle, and just below it the
suture is cream colour. Elytra dull orange, with a black spot near the
middle of each. Body and abdomen ash-coloured. Thighs and tibiæ tawny
orange. Tarsi 5-jointed; the hinder ones being remarkably long.