| {November 1883. BULLETIN BROOKLYN ENTOM. SOC. VOL. VI. 79 
: - FIRST DIVISION. 
Humeral angles wanting. | 
Wingless, surface immaculate greyish black with some green punctures near the sut— 
(HUEY OLE UU Bed (SS byez ey Ao Ry ni Tana Ny a NA Pilatei, Guer 
Black without green punctures Belfragii Salle. 
With aborted wings, sericeous brown with imperfect white markings. 
celeripes, Lec. 
Elytra less deeply punctured cursitans Lec. 
SECOND DIVISION. 
Humeral angles distinct, winged species. Underside metallic green or blue, some- 
times black ; hind trochanters of the same colors; elytra of male and _fe- 
male equally shaped. 
: GROUP I. 
Thorax flattened, preceptibly margined, trapezoidal, front glabrous; palpi black, 
elytra flattened, tip not serrate. 
Elytra punctured only towards the base, black without or with faint white mark- 
ings, body beneath black............. PSL BR es i eSB Ce obsoleta, Say. 
Black with normal markings vulturina Lec. ; elytra olivaceous duil green, 
immaculate, underside metallic green prasina Lec. 
Elytra foveate and punctured. 
Front flat, labrum three toothed. surface dull brown; elytra with a marginal 
dot and cyaneous punctures, underside glabrous........ unipunctata, Fab. 
Front excavated, labrum one toothed; surface dull brown or black, elytra with 
humeral, posthumeral and ante apical dots and a reclivate nearly transverse 
narrow middle band, underside hairy.................. longilabris, Say. 
Black, more shining and with more deeply punctured elytra montana Lec. 
green above with complete humeral lunule perviridis Schaupp. 
GROUP 2. 
Thorax convex, not margined, narrowed behind; front hairy, palpi black; elytra 
convex. 
Marginal markings. 
Elytra indistinctly punctured with a row of small shallow foveze near the suture. 
Thorax not granulate, hardly ragose, surface not polished; pectus and legs 
sparsely clothed with white erect hairs, outer side of middle tibize densely 
pubescent, head and thorax green or blue, elytra reddish brassy with 
green disc, often with humeral, marginal and apical dots...gsutellarig Say. 
Surface green with same dots rugifrons, Dej.; black with same dots mo= 
desta De}. ; purple cupreous with such dots, sometimes confluent at margin 
Lecontei Hald.; unicolorous green or blue unicolor Dej.; black without 
dots nigrior Schaupp. 
Thorax short, scarcely rugose with depressed hairs at the sides; elytra more 
elongate, dark blue with only a small apical lunule, labial palpi of the male 
ONS ANe ORE) DISS i Bia cee eye ane ae esis SR >... -nigrocoerulea Lec. 
‘ 
