138 
WILLIAM J. FOX. 
xintennse, except apical portion, reddish fulvous. 
Thorax black, with golden pubescence, the dorsulum finely punctured. 
texeiise. 
Thorax with the collar and the metanotum rufous, the dorsulum very 
strongly punctured eolliiiiilli. 
Metanotum trisulcate. 
Fourth joint of the flagellum beneath, excavated at base, and strongly pro- 
duced at apex ; front with two strong diverging carinse, originating 
near the base of the antennse cariiiatuui. 
Fourth joint of the flagellum normal ; front with a slight projection above the 
antennae oruatipes. 
TRYPOXYL.ON Latr. 
Trypoxylon Latr., Free. Car. Gen. Ins. 1796. 
Apius Jur. Nouv. Meth. de Class. Hym. t. i, Hym. p. 140. 1807. 
1. Tr.vpoxyloii albitarse Fab. 
T. albitarse Fab., Syst. Piez. p. 180. Nr. 1, 1804. 
T. politus Say, Post. Jour, i, p. 373, Nr. 4, 1837. 
7'. albitarse Dhlb., Hym. Eur. i, pp. 286 and 509, , 1845. 
? T. albitarse Lep. Hist. Nat. Ins. Hym. iii, p. 288, Nr. 1, PI. xxvii, fig. 3, 
9 % , 1845. 
T. politum Pack., Proc. Ent. Soc. Phila. vi, p. 413, 1867. 
T. albitarse Sa.uss., Reise d. “Novara” Zool. ii, Hym. p. 76, Nr. 1, 9 
(var. mexicana), 1867. 
— Black, shining; head and thorax clothed with black pubescence; front 
strongly and closely punctured, with a rather deep excavation on each side, before 
the emargination of the eyes, and medially with a somewhat Y-shaped carina; 
the vertex separated from the posterior ocelli by a furrow or excavation ; clypeus 
strongly produced, with a strong medial carina, finely punctured, the anterior 
margin having three distinct sides, the medial side slightly incurved, with a 
very feeble tooth at its lateral angles ; the space between the eyes, at top and 
below, about equal ; antenuse reaching to the post-scutellum ; thorax finely punc- 
tured, more finely so on the sides and beneath ; collar deeply and transversely 
silicate ; the suture between the collar and dorsulum broad and deep ; metanotum 
with a faint medial impressed line, on the posterior face of the metathorax 
transversely striated, very deeply and broadly channeled medially; wings black, 
with a violaceous reflection ; posterior tarsi, except base and apex whitish. 
Abdomen smooth, before the apex of the first and second segments above with a 
transverse impressed line; the venter with sparse long hairs. Length .75—1.00 
inch. 
unknown to me. 
Occurs from Massachusetts to Central America ; Brazil (Smith). 
2. Trypoxylon iiegleetuiii Kohl., PI. iii, figs. 1, 12. 
T. neglectmn Kohl., Verb. zool. -hot. Ges. Wien, xxxiii. p. 340, pi. 18, fig. 
3, 
% . — Black, shining; front subopaque, with rather strong and close punctures ; 
clypeus strongly carinated, with fine separated punctures, the anterior margin 
strongly sinuate laterally, in the middle with a rounded projection ; antenna 
