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At once distinguishable from the other Troges of the sec- 
tion Megalotroz, except Elderi, Blackb., by the lateral mar- 
gins of its elytra being only finely crenulate, and from 
Elder) by its much narrower and more convex form, its much 
less transverse prothorax, its much more sparsely punctured 
and more uneven head, and its pronotum much less closely 
punctured and having much thicker carinæ and tubercles, 
which are, indeed, so wide that there can scarcely he said 
to be any distinct flat intervals between them, whereas in 
Elder: the prominences on the pronotum are narrow and 
separated from each other by wide, flat intervals. 
S.W. parts of South Australia. 
T. tasmanicus, sp. nov. Alatus; minus late ovatus; fere 
glaber; minus nitidus; niger; capite ruguloso-punctu- 
lato, fronte bituberculata ; prothorace quam longiori ut 
8 ad 5 latiori, supra fere ut caput punctulato, longitu- 
dinaliter carinis 6 nitidis fortiter elevatis instructo (cari- 
nis medianis 2 sinuatis postice fortiter abbreviatis, inter- 
mediis fortiter sinuatis in medio interruptis, externis 
interruptis et in dimidio pronoti antico carentibus), ad 
latera late explanato, margine laterali sat equaliter arcu- 
ato incrassato grosse punctulato, angulis omnibus ob- 
tusis, basi latissime rotundatim modice fortiter lobata ; 
scutello minori, depresso; elytris valde inæqualibus, 
serierum normalium tuberculis nitidis (nonnullis sat 
grosse punctulatis) 1” parvis (haud cum carina scutel- 
lari continuis) 3" 5" 7° que magnis (serie 9% ad 
basin breviter cariniformi) 9" parvis ceterarum granu- 
liformibus cum granulis aliis inæqualiter commixtis, 
marginibus lateralibus totis sat fortiter serratis, epipleu- 
ris perlatis nitidis minute granuliferis; , metasterno 
brevi; tibiis anticis extus inermibus, posterioribus 4, 
crenulatis, prosterno pone coxas subtruncato. Long., 
Tl; lat. del 
The only winged Australian species yet described or known 
to me having the broad elytral epipleure and short metas- 
ternum of the large species for which M. de Borre proposed 
the name Megalotroz. 
Tasmania. 
T. setosipennis, sp. nov. Alatus: minus late ovatus; minus. 
opacus; niger vel piceus vel rufo-piceus, antennarum 
clava rufa; supra setis subtilibus lete fulvis (in pro- 
noto quam in elytris magis brevibus, in his vut: series 
circiter 20 sat regulares dispositis nec in ulla parte 
fasciculatis) vestitus; subtus partibus nonnullis rufo cili- 
atis; capite puncturis setiferis sat grossis nec crebre nec 
fortiter impresso, fronte bituberculata: prothorace quam 
