270 
Mr. H. W. Bates on Gemmhycidce 
and behind^ as usual^ with black spots; the basal spot is 
oval; the posterior ones are close together very little 
more elongate than the basal one, and the exterior is 
distinctly posterior to its companion in front, but is much 
longer and broader behind. * 
Hob. — Ega. 
5. Ehurodacrys sexmaculata. 
Cerambix Q-maculatus, Oliv. Entom. !No. 67, p. 47, pL xv. 
f. 108 ; Stenocorus Q-mmulatuSy Fabr. Ent. Syst. I. ii. 
295. 
Elongata, testaceo-fulva, pilis longis sparsis hirsuta et 
breviter pubescens ; thorace spina laterali brevissima 
nigra cum linea nigra connexa, supra grosse punctato- 
rugoso, bituberculato lineisque duabus abbreviatis dor- 
salibus nigris; elytris dense punctatis, apice subl^evibus, 
utrinque maculis ovatis tribus bene separatis flavo-ebur- 
neis; spinis et geniculis nigris. 
Long. 7|-9 lin. S ? . 
Yar. 1. Thorace supra tuberculis solum nigris et 
lateribus spina maculaque nigris hand nigro-lineatis. 
Eabr — Para, Amazon, sup. 
Yar. 2. Elytrorum maculis duabus posticis eburneis 
magis minusve postice distantibus, interdum pro parte 
parallelis. Hab. — Amazon, sup., Yenezuela. 
Yar. 3. Geniculis concoloribus, spinis solum nigris. 
Para. 
Yar. 4. Spina laterali thoracis obsoleta. B^ab. — Ega. 
In a large series of this species before me, there are 
no two specimens exactly alike. The posterior spots 
* A species closely allied to E. rufispinis is — ■ 
Ehurodacrys raripila, n. sp. 
Ab E. rujispini differ! corpore pilis raris hirsute, maculis duabus eburneis 
posticis late separatis divergentibus, exteriore magis retrorsa. Testaceo- 
rufa, vertice macula nigra ; thorace spina laterali parva et tuberculo 
antico ruffs, supra valde transversim rugoso, tuberculis duobus obtusis 
nigris, medio spatio elevate ; elytris fortiter confluenter punctatis, apice 
laevibus, macula oblonga eburnea basali, alteris duabus pone medium bene 
separatis, maculis elongatis nigro-terminatis, exteriore baud longiore, 
prope medium interioris incipiente ; spinis geniculisque nigris. 
Long. lin. • 
Jfub.— Cayenne. 
