129 
basi foveatis. Long. 0,075. — Pennsylvania, Haldeman; gefunden in Ge- 
meinschaft mit kleinen braunen Ameisen. 
16. S, obscurellus; piceus, breviter pubescens; thorace longius- 
culo, antice subangustato; elytris ad basin vix impressis; antennis articulis 
rotundatis, pedibusque rufescentibus. Long. 0,045. — Liberty County, in 
Georgien. 
17. S. elavatus; rufo-piceus, tenuiter pubescens; thorace longius- 
eulo, antice angustato, basi tenuiter impresso; elytris dorso depressis, basi 
1-foveatis; antennis fortius clavatis, articulis subtransversis, Long. 0,045, — 
Liberty County, Georgien. 
18, S. clavipes; piceus, capite glabro; thorace dense piloso, lon- 
giusculo, antrorsum angustato et rotundato basi transversim impresso; elytris 
rufescentibus, parce pilosis, basi foveatis; antennis articulis elongatis, femo- 
ribus elavatis. Long. 0,05— 0,06. — Lake superior, Georgia, Louisiana. 
19. S. consobrinus; nigro-piceus, capite glabro; thorace longius- 
eulo, piloso, antrorsum angustato et rotundato, basi transversim impresso; 
elytris parce pilosis, basi fovealis; antennis articulis penultimis rotundalis, 
femoribus clavatis. Long. 0,05. —  New-York. 
20. S. bicolor; elongalus, piceus, capite glabro; thorace piloso 
elongato, subcampanulato, basi transversim impresso; elytris parce pilosis, 
non fovealis; palpis, pedibus antennisque teslaceis, his articalis rotundalis, 
penultimis subtransversis. Long. 0,06. Georgia, mit der Formica pennsyl- 
vanica. 
21. S. salinator; nigro-piceus; thorace piloso, longiusculo, lateribus 
antice rotundalis, basi 4-foveata; elylris cum thorace angulum formantibus, 
glabris; antennis articulis elongatis, tribus ultimis majoribus, Long. 0,06. — 
Cambridge, Massach., auf salzigem Moorboden. 
22. S. fatuus; nigro-piceus, parce pubescens; thorace !rapezoideo, 
antrorsum angustato, ad basin transversim impresso ; elytris cum thorace an- 
gulum formantibus, convexis, basi valde foveatis; pedibus antennisque testa- 
ceis, his articulis tribus ultimis abrupte majoribus. Long. 0,03. — New-York. 
23. S. misellus; testaceus, minus convexus, pubeseens; thorace qua- 
‚drato, lateribus antice rutundatis, ad basin medio transversim impresso; elytris 
ad basin impressis; antennis brevibus, artieulis tribus ultimis rotundatis multo 
- mejoribus. Long. 0,025. — Im obern Georgien unter Fichtenrinde, 
24. S. gravidus; piceus, pubescens, thorace antrorsum angustato, 
basi transversim impresso ; elytris brevioribus, rufescentibus, ovatis, basi fo- 
veatis; antennis gracilibus, articulis tribus ultimis rotundatis, abrupte majo- 
ribus. Long. 0,04. — Louisiana (Schaum). 
25. S. fulvus; fusiformis, testaceo-rufus, pubescens, thorace longius- 
