INSECTA, Sat 
The name Xylophagus is, according to the observations of DREWSEN, 
unsuitable, for the larvee do not feed on wood, but suck those of Tipula and 
Pyrochroa, which have the same habitat (old trunks of trees). KRoyrr’s 
Tidsskr. IV. p. 103. 
Note.—Here is to be referred genus Pachystomus Latr., with five 
joints of antenne, the last three conjoined. LaTrEILLE Gen. Crustac. 
et Insector. tv. pp. 286, 287. 
Subula MrcER.LE, Westw. (spec. of Xylophagus Mricrn). First 
joint of antenne short. 
(A genus differing from the preceding in the metamorphosis, according to 
the observations of RosER, Hopx and others ; comp. WESTWwooD Jntroduct. 
II. p. 534): 
Beris LATR. Scutellum armed with four, six or eight spines. 
Sp. Beris clavipes Panzer, Deutschl. Ins. Heft 9, no. 19, &e. 
Acanthomera WEIDEM. 
Raphiorhynchus WiEDEM. 
This genus with Acanthomera is placed by Macquart amongst the 
g' Pp Y g 
Tabanii.) 
-+tt+ Antenne longer than head. 
a) Antennz simple. 
Cyphomyia Wirp. Scutellum bidentate. 
Sp. Cyphomia auriflamma WinDEM., GUERIN Iconogr., Ins. Pl. 98, fig. 5. 
Habit. in Brazil. All the species are American; the habitus is that of 
Stratiomys, from which genus they seem to differ by artificial character 
alone. 
Hermetia LATR. Last joint of antenne oval, elongate, set upon 
the constricted apex of the preceding. Scutellum unarmed. 
Species all exotic, mostly American. 
b) Antenne flabellate. 
Ptilocera WtEDEMANN. 
Sp. Ptilocera quadridentata, Stratiomys quadridentata FABR., WIEDEMANN 
Aussereurop. zweifl. Ins. . p. 59. Tab. vu. fig. 4. Habit. in islands 
Sumatra and Java. 
B. Antenne with jomts not more than eight, with long seta 
terminal or near the apex. 
Sargus Fasr., Merc. (Sargus and Chrysomytia Macq.) Antenne 
with last joint orbicular or elliptic. Scutellum unarmed. Wings 
lanceolate, longer than abdomen. 
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