456 J. THOMSON. — SYSTEMA CERAMBYCIDARUM. 
Facies Eburiæ,; « antennæ longissimæ , artic. 3° 
seq. longiore ; «' mandibulæ magnæ, robustæ, valdè 
apice bifidæ ; elytra eburneo-maculata ; pedes cylin- 
drici; o‘ femora postica corp. extrem. capientia : 
Corpus elongatum parallelum ; antennæ longius- 
culæ, artic. 3° seq. longiore ; prothorax globosus; 
elytra depressiuscula ; femora valdè dilatata et com- 
pressa, postica corpore breviora : 
14e DIVISION. — Antennæ 12-articulatæ; man- 
(TORNEUTITÆ.) dib. productæ , intus dentatæ ; 
(p. 253.) prothorax later. inermis, o* dorso 
.  plagiatus; prost. et mesost. ap- 
pend. laminiformes ; pedes bre- 
ves æquales ; corpus elongatum, 
parallelum : 
I. Caput depressum ; ; Ç antennæ breves ; palpi 
elongati; prothorax parallelepipedus : 
Antennæ artic. 1 et 3 longitudine æquales, a 3° 
gradatim decrescentes, © articulis apice extus sub- 
dentatis : 5; © abdomen segmentum ultimum trans- 
versè lunatum : 
2. Caput vix depressum ; «' antennæ corpore lon- 
giores ; prothorax globulosus : 
Antennæ artic. 3° seq. multum longior ; man- 
dibulæ validæ ; abdomen segmentum ult. apice lu- 
natum : 
Antennæ artic. 3% cæteris sing. longior, 4° seq. 
breviore, 5-6 subæqualibus ; prothorax globosus, 
post dimid. latior ; prost. append. busi subproducta, 
apice laminiformis : 
G. Cnatholea. 
(p. 253.) 
G. Grammicosum, 
(p. 253.) 
G. Torneutes. 
(p. 254.) 
G. Diploschema. 
(p. 254.) 
G. Praxithea. 
(p. 254.) 
8e GROUPE. PTERACANTHITÆ. 
15e DIVISION, — Frons obliqua, excavata, ar- 
(M£eToPOCOÏLITÆ.) mata; antennæ 12-articulatæ ; 
(p. 255.) mandib. validæ productæ ; oculi 
parvi ; prothorax lateribus pos- 
