Doctrine of Affinity and Analogy. 103 
tribus ultimis elongatis pilosis, clavam elongatam lineari- 
lanceolatam formantibus*. | Oculi subhemisphærici pro- 
minuli. Septum irregulare a naso per tertiam fere par- 
tem oculi transcurrit. Nasus s. clypeus transversus, di- 
stinctus, antice rotundatus, marginatus: margine reflexo*. 
Rhinarium verticale, brevissimum 1. 
Truncus. Thorax transversus s. longitudine latior, tenu- 
issime marginatus, antice angustior; sinu magno ad re- 
cipiendum caput exciso, postice obsolete trilobus : lobo 
intermedio rotundato, supra ad latera puncto ordinario 
impressus.  Prosternum inter pedes anticos elevatum, 
compressum, apice dilatatum, oblique truncatum§. Me- 
sosternum lineare, inter pedes intermedios latitans. Me- 
tasternum basi et apice mucronatum : mucrone postico 
bifido|. Scutellum triangulare. Coleoptra oblonga, stri- 
ata: striis duplicatis, podicem, excepto summo vertice, 
obtegentia. Pedes robusti: femoribus posticis incrassa- 
tis; tibiis anticis apice bidentatis€|: dente exteriori lon- 
giori obtuso; interiori brevi acuto; calcaribus 1. 2. 2. 
posticis obtusis**; tarsorum unguiculis simplicibus in- 
flexis tT. 
ABDOMEN convexum: segmentis ventralibus sex ; primo 
brevissimo ; ultimo depresso obtuso. 
The insect from which I have taken the characters of this 
genus I originally met with at a dealer's; and though it was 
transfixed with a needle, which seemed to indicate that it was 
* TaB. III. Fig. 4. f. + Ibid. a, a. 
+ Ibid. 6. I call the part, often conspicuous in this tribe, intervening between the 
nasus and the labrum, Rhinarium. § Ibid. i. 
| Ibid. k. € Ibid. g. ** Ibid. h, a. ++ Ibid. 1. 
from 
