332 LE CONTE.— LONGICOEN COLEOPTERA 



24. S. NANA.— Nigra puncta, ore ferrugineo, propedes pallidi, femorum macula elongata nigra meso et 

 meta-pedes nigri femoribus basi pallidis. Long. •175. 



Leptura nana, Newman Ent. 



Nor with this. 



A.— 6. 



25. S. CRUENTATA. — Minus elongata, nigra nitida parum pubescens, capite thoraceque parce subtiliter 

 punclatis, hoc antrorsum magis angustato, lateribus subsinuato, postice depresso, profundeque impresso, 

 angulis posticis magis productis, elytris apice valde dehiscentibus, subtruncatis, grossius punctatis 

 lateribus cruentatis, abdomine femoribusque posticis basi sanguineis. Lono-. -i. 



Stenura cruentata, Hald. 64. 



Pennsylvania. Rare. Dr. Melsheimer. 



26. S. QUAGGA. — Modice elongata, nigra subtiliter confertim punctata, valde aureo-pubescens, fronte flava, 



thorace convexo, campanulato, lateribus subangulato, disco transversim nigro, elytris thorace duplo 

 latioribus, postice angustatis, apice truncatis, nigris fasciis 4 Icete flavis, 1«>° ad suturam latiore, pedibus 

 rufo-testaceis, antennis fuscis. Long. '4> — 52. 



Lepiura quagga, Germ. Ins. Nov. 521. 



Leptura aurigera, Nm. Ent. 



Stenura Zebrata J Hald. 62. 



Pennsylvania, Georgia, New York. 



27. S. coRDiFERA. — Brcviuscula, utrinque angustata, valde tomentosa nigra subtiliter punctata thorace 

 convexo, antrorsum valde angustato, lateribus rotundatis subsinuatis, elytris apice dehiscentibus 

 subacutis flavis, maculis duabus lateralibus apiceque nigris. Long. -42. 



Leptvra cordifera, 01. 73, 41. 



Pachyta cordifera, Dej. Cat. : Hald. 59. 



New York, Pennsylvania, Maryland. Varies with the suture and anterior 

 subsutural spot black. 



28. S. iNSTABTLis.— Breviuscula, utrinque angustata, valde tomentosa, nigra confertim minus subtiliter 

 punctata, thorace convexo, antrorsum valde angustato, lateribus modice rotundatis subsinuatis, elytris 

 apice dehiscentibus subacutis flavis, sutura macula magna cordata communi ante medium, duabusque 

 magnis sublateralibus apiceque nigris, his vitta parva conjunctis. Lono-. .4,6. 



Pachyta instahilis, Hald. 59. 



Oregon. Mr. Wilcox. Very similar to the preceding but the punctures are 

 larger, and the black spots are longitudinally confluent. 



29. S. coNVEXA.— Breviuscula utrinque angustata, nigra pubescens, confertim punctata thorace campanulato, 



lateribus antice rotundatis, subtiliter canaliculato, elytris dehiscentibus flavis, maro-ine basali sutura 

 fasciis 2 interruptis apiceque nigris, hac rotundata. Long. '4. 



