424 J. THOMSON. — SYSTEMA CERAMBYCIDARUM. 
000. Prosterni et mesosterni append. laminiformes : 
Antennæ breves, artic, 3° seq. pauld longiore, 
prosterni append. angustissima; mesost. append. 
lata; tarsor. poster. artic. 15 cæteris conjunctim 
longior : G. Ochraesthes. 
(p. 185.) 
Antennæ corpore longiores, artic. 3° seq. manif. 
longiore, 4° seq. breviore; pedes graciles subcylin- 
drici ; tarsi elongati : G. Sarosesthes. 
(p. 185.) 
Antennæ corpore multum longiores, artic. 3° seq. 
paulù longiore; prothorax valdè globosus ; pros- 
terni append. apice dilatata; mesost. append. latis- 
sima ; pedes postici longissimi : G. Æthecerus. 
(p. 185.) 
2° S.-DIVISION. — Frons normalis , magna, ver- 
(Czyriræ VERÆ.)  ticalis : 
(p. 186.) 
Antennæ breves, artic. 3° seq. longiore, artic. 
3-10, vel 5-10 extus subdentatis; prothorax trans- 
versè ovalis ; prost. append. angusta, mesost. append. 
lata ; tarsor. post. artic. 415 elongatus : G. Plagyonotus. 
(p. 186.) 
Antennæ breves, artic. 3° seq. longiore; protho- 
rax subglobosus, oblongus; pedes postici elongati ; 
o* femora postica corpore transientia : G. Clytus. 
(p. 186.) 
Corpus elongatum, angustatum ; antennæ graciles, 
breves, artic. 3° seq. longiore ; prothorax rotundatus; 
elytra apice truncata ; prost. append. angusta, me- 
sost. append. lata : G. Clytanthus. 
{p. 190.) 
Frons bicornis ; antennæ corpor. dimid. attin- 
gentes, artic. 3° seq. multum longiore, artic. 3-4 
intus spinosis, 6-10 extus prolongalis ; prothorax 
elongato-ovatus, post dimid. latior ; prost. append. 
latiuscula, apice truncata ; pedes robusti : G. Clytosaurus. 
(p. 190.) 
Frons pl. m. ve longitud. carinaia ; antennæ breves, 
artic. 3° seq. longiore ; prothorax sub-ovalis ; elÿtra 
paulÔ breves ; prost. append. angusta, mesost. ap- 
pend. lata ; pedes postici elongati : G. Xylotrechus. 
(p. 190.) 
