323 
of the Amazon Valley. 
The elytra are shorter by one-third than the abdomen, 
and widely dehiscent at the suture ; the vitreous part 
does not reach to near the base, which is thickly punc- 
tured; the femora are gradually but strongly clavate. 
Generally distributed throughout the Amazons ; flying 
about branches of newly-felled trees. 
7. Odontocera punctata. 
Stenopterus punctatus, Klug, Nov. Act. Ac. Cses. L. C. 
Nat. Cur. xii. 471, pi. xliv. f. 4. 
Nigra, thorace supra 1 83 te rufo-coccineo, crebre reticu- 
lato-punctato, femoribus posticis basi albo-testaceis ; 
antennis incrassatis et subserratis ; pedibus posticis valde 
elongatis, femoribus clavatis ; elytris abdomine triente 
brevioribus, valde dehiscentibus, disco vitreo-flavis. 
Long. 4J lin. 
Hah . — River Tapajos. 
8. Odontocera ornaticolUs , n. sp. 
Nigra, Isete aureo-tomentosa, antennis pedibus abdo- 
mineque testaceo-rufis ; thorace magno, ovato, postice 
multo angustato, supra reticulato-punctato, margine 
antico et vittis quatuor antice abbreviatis Isete aureo- 
tomentosis ; elytris abdomine paulo brevioribus, angustis, 
mox pone scutellum dehiscentibus, fulvis, vitreis prope 
basin, fascia obliqua et margine laterali nigris. 
Long. 6 lin. ^ . 
Hah. — Santarem; at flowers. A superb species; the 
hind femora are very gradually clavate. 
9. Odontocera fur cif era j n. sp. 
Robusta, flava, nigro-setosa, antennis abdomine pedi- 
busque testaceo-rufis; thorace transversim ovato, litura 
furcata basi annexa maculaque laterali nigris; elytris 
abdomine paulo brevioribus, a medio abrupte attenuatis, 
disco flavo-vitreis, marginibus rufis, basin versus nigris, 
prope scutellum macula obliqua nigra; antennis brevi- 
bus, ab articulo 3io incrassatis ; pedibus posticis robustis, 
longe hirsutis, femoribus valde baud abrupte clavatis. 
Long. 6 lin. $ . 
Hah . — River Tapajos. 
