744 Stenini. 



*102. Sl. pnnciaius: Phimheo-niger, snbnitidns, crehre punctatus, alltido- 

 pubescens , anlennis palpiscjue testaceis , apice J^nscis , pedibxis obscure 

 rufo-testaceis^ abdomine fortius crebre punctalo, — Liong. 1-j Un. 



Habitat in Pensylvania, Dom. Zimuiermann. 



Habitu omnino St. cicindeloidis, at plus quadruplo niinor, plumbeo- 

 niger, subnitidus, pube brevi albida cinerascens. Antennae breviores, articulo 

 tertio quarto sesqui longiore, obscure testaceae, clava fuscescente. Palpi 

 testacei, basi pallidi, apice fuscescentes. Caput thorace paulo latius, crebre 

 fortiter profundeque punctatum^ fronte depressa, obsolete bisulcata. Tho- 

 rax coleopteris duplo angustior, lateribus medio parum ro#unrfatis, latitudine 

 vix longior, cylindricus, creberrime profunde punctatus, interstitiis rugulosis. 

 Elytra thorace paulo lougiora, fortiter profundeque dense punctata, inter- 

 stitiis rugulosis, leviter convexa, anterius versus suturam longitudinaliter 

 leviter torosa. Abdomen coleopteris angustius, apicem versus sensim levi- 

 ter attenuatum, crebre profundeque punctatum, segmentis quatuor primis 

 basi leviter constrictis. Pedes obscure rufo-testacei, coxis posterioribus 

 piceis, femoribus apice fuscescentibus, tarsis breviusculis, articulo primo 

 leviter elongato, tertio triangulari, quarto fortiter bilobo. 



Mas abdominis segmento inferiore sexto profunde triangulariier inciso; 

 femina eodem apice rotundato. 



O b s. In collectione Dom. Chevrolat hunc Stenum vidi nomine St. punctati Dej. 



* 103. St. arculus: Plumbeo-niger ^ nitidulus , dense fortiter punctatus^ 



parce albido -puhescens^ anlennis , palpis pedibusciue iestaceis , pedibus 

 rufo -piceis^ iibiis basi lestaceis. — Long. l\ lin, 



Habitat in Pensylvania, Dom. Zimmermann. 



Habitu omnino St. callosi, at sesqui maior, plumbeo-niger, nitidulus, 

 pube brevi depressa albida rariore vix cinerascens. Antennae articulis duo- 

 bus primis testaceis (reliqui desunt). Palpi rufescenti-testacei, basi dilutio- 

 res. Caput thorace parum latius, crebre fortiter profundeque punctatum, 

 fronte planiuscula, obsolete late bisulcala, interstitio parum convexo, vix 

 magis quam capitis latera elevato, subcarinato. Thorax coleopteris duplo 

 angustior, lateribus ante mediuin leviter rotundatus, latitudine summa vix 

 longior, subcylindricus , dense fortiter profundeque punctatus, interstitiis 

 leviter rugosis, dorso pone medium callo minuto ovali laevissimo. Elytra 

 thorace paulo longiora, leviter convexa, dense fortiter. profundeque pun- 

 ctata, interstitiis leviter rugosis. Abdomen coleopteris angustius, apicem 

 versus sensim leviter attenuatum, segmentis 4 anterioribus basi constrictis, 

 miims dense profundius punctatum. Pedes dilute rufo-picei, coxis, trochan- 

 teribus, femorum apice tibiisque obscurioribus, his basi determinate testaceis, 

 tarsis breviusculis, articulo primo leviter elongato, tertio triangulari, quarto 

 fortiter bilobo. 



Mas latet. Femiua abdominis segmento inferiore sexto apice ro- 

 tundato. 



* 104. St. contracius: Niger, nitidus^ fortiter punctatus , parce albido- 



puhescens , palpis nigris, hasi iesiaceis , tibiis basi albidis^ coleopteris 

 ampUs, convexis. — Long. 1 lin, 

 Er. Col. March. I. 573. 52. 



