20 



Ptiliid;e 



Osorius 



20823. parviceps Notman 25-12 



Fla. 



20824. brevipennis Notman 25-14 



Ariz. 



20825. variolatus Notman 25-17 



Ariz. 



20826. difficilis Notman 25-17 



Ariz. 

 Stenus 

 3731. = difficilis Csy., fide Benick 21-192 

 tenuis || Csy. nee Rey. 

 tricuspidatus Benick 21-192 

 simplex || Csy. nee Rey 



20827. bigruttatus L. 61-851 



fide Benick 25-73 Tenn. 



ftxasperatus Benick 25-73 



Mont. B.C. 

 torus' Benick 25-80 Id. 

 g-ibbicollis Sahib. 80-80 

 fide Benick 25-77 Wash, 



limatulus Benick 28-50 



Va. 



20832. personatus Benick 28-52 



N. C. 



20833. frigidus Fall 26-59 Alas. 



20834. exploratus Fall 20-61 Alas. 

 3770a. atomarius Csy., valid 



fide Benick 25-75 

 3782. mammops Csy., valid 



fide Benick 25-78 

 3795. ageus Csy., valid 



fide Benick 25-78 

 3837. reconditus Csy., valid 



fide Benick 25-80 



3744. 



20828. 



20829. 

 20830. 



20831. 



Dianous 



3857. chalybseus Lee, valid fide Benick 

 Euaesthetus 



20835. pacificus Fall 26-62 Alas. 



20836. subviridipennis Bernh. 28-38 



Mass. 



20837. marionensis Bernh. 28-40 



Mass. 



20838. g-ang-lbaueri Bernh. 28-39 



Mich. 

 Lathrobium 



20839. sollicitum Fall 26-147 Alas. 



20840. sewardi Fall 26-148 Alas. 

 Astenus 



20841. fletcheri Wendeler 27-6 



N. Y. 

 Philonthus 



20842. septentrionis Fall 26-149 



Yukon 



20843. fraternus FaU 26-149 Yukon 



20844. ovaliceps Fall 30-253 



N. H. Mass. Va. 



20845. bernardensis Fall 30-253 



So. Cal. 



20846. oklahomensis» Hatch 30-12 



Okla. 

 Diaulota 



(= Amblapusa Csy. fide 

 Chamberlin and Ferris 29-155) 



Acrotona 



5534 belongs here, fide Hell^n 

 28-13, with 5626 as synonym 



Cordalia n.n. Jac'obs 25-82 



(Cardiola || Rey. nee Broderip.) 



Aoamatoxenus Mann 25-76 (to follow 

 Myllsena ?) 



20847. suavis Mann 25-76 )So. Cal. 



PSELAPHIDiiE 



Batrisodes 



6217. author should be 



Blatch. 10-326 

 Rybaxis 

 20848. obliquedens Fall 27-222 



Pa. 



Rybaxis 



20849. geminata Fall 27-225 Pa. 



20850. transversa Fall 27-223 Mass. 



20851. arkansana Fall 27-226 Ark. 



gnostid;e 



Gnostus Westw. 55-90 

 20852. floridanus Blatch. 30-111 



Fla. 



ptiliid;e 



Ptenidium 



20853. calif ornicus Psota and Ray 29-119 



Cal. 



Nephanes 



20854. rugulodorsus Hatch 27-265 



la. 



