Mr. H. W. Bates’s Notes on Longicorn Coleoptera. 149 
Eulachnesia equatoria. 
Elongata, linearis, subtus nigro-enea, nitida, tenuiter cinereo-pu- 
bescens, capite thoraceque nigris velutinis (hoc disco subzeneo- 
nitido), vertice vittis quatuor, genis utrinque una, thoraceque una 
laterali aiteraque inferiore albis; elytris fulvo-rufis, subtiliter 
pubescentibus, macula magna communi submediana enescenti- 
nigra; capite minus exserto, subtus paullo retracto; thorace 
cylindrico, medio paullulum dilatato, dorso convexo inzequali ; 
elytris apice sinuatim truncatis utrinque bidentatis, dorso costulis 
utrinque duabus, interstitiis crebre punctulatis, carinis lateralibus 
utrinque duabus ; antennis infra longe subdense ciliatis, articulo 
tertio longissimo. 
Long. 6-7 lin. ¢ Q. 
‘Ecuador (Buckley). 
Hulachnesia viridipennis. 
Sublinearis, postice paullo angustata, viridi-enea, subtus dense 
cinereo-pubescens, elytris sericeo-nitentibus, epipleuris violaceis 
marginibus aureo-pilosis, capite thoraceque supra nigris, vertice 
lineis duabus thoraceque utrinque una laterali flavis, fronte 
cinerea ; antennis pedibusque fulvis, illis articulorum apicibus a 
tertio saturatioribus: capite modice exserto, quam thorax latiore, 
subtus vix retracto; thorace cylindrico, medio paullo dilatato ; 
elytris apice sinuatim truncatis utrinque bidentatis, dorso sparsim 
punctulato, carina laterali obtusa sed distincta, apicem fere attin- 
gente; antennis longe ac minus dense ciliatis, articulo tertio 
longissimo. 
Long. 53 lin. 6. 
Macas, Ecuador (Buckley). 
Group 2, AMPHIONYCHIDES. 
SPHALLONYCHA. 
Corpus cylindricum, modice elongatum, erecte pilosum. Caput 
thorace multo latius, pone oculos prominulos gradatim angusta- 
tum, fronte convexa modice elongata, infra angustata, subretracta. 
Thorax relative magnus, elongatus, subcylindricus, medio paullo 
dilatatus, dorso tuberoso. LElytra parallela, apice sinuato-trun- 
cata, angulo suturali distincto, exteriore dentato; dorso sublineatim 
sparsim punctata, carina laterali subobtusa, carina accessoria 
distante, longiore. ‘Tarsi breves, articulo quarto curto, unguiculis 
basi intus dilatatis subdentatis. Prosternum, coxe anticex, et 
antenne ut in Amphionychis typicis. 
A new genus, rendered necessary for Amphionycha rosev- 
collis (Bates) on account of its departure from the group- 
