74 



TIIOS. I,. CASEV, 



M. H. rectiin Ficc. — Color aaino as preceding ; prothorux qumlriitc, broader 

 thiiii lonii; !*idf!* »ioarly striiicht j iintiiriiir niitjos not. toothed, fliirfnco riith^r 

 ileoplv pmii'liin-(l, uiid covorcil willi loni; sotiK'eoiia puliosi-eiice. Lenxtli 2.0 iiilii. 



Pa., 8. C, Kla., Ariz. I'latc IV, Fijr. 7. 



Il('S(Mii))li's iiihy'tin sninowhiit in jronoral appoarancc ; it is, however. 



ll'SH ('(IIIVCX. 



'.•. H, «>|>acillllN Ijoc. — liiulii forniitinoiis, liody dojirossod, densely iind 

 (■oar.Joly piini'lun-d: si-iiCuriii, very opa(iue; opacity roKiMiildihK that of hiilcnta- 

 tns; prolhurax iinailrntc; iontjth and hreadth erpial : sidtw nearly straii;ht, and 

 teeth not, dcvi'loped. Length l.Sinin. 



Cal. PlatoIVMVH. 



A very ilistini-t siiccics; it docs not appear to be very eoiiimon. 



NAUNIBIUN Hedt. 

 Tliis m'liiis may ho (listino;uisli(Ml t'roiii the preeoilittfr hy tlic antennae, 

 which cnlai<:c ojradually to a chib. Tlic body is ehmtrate, very depre.sHed, 

 l)roii(h'r. iis a ride, than in Si/rmiKs. 



.Mentuni deeply eiiiaru'iiiale ; lii;ulii hroadly, hut not deeply eniarpinate. an-'. 

 slightly enlarged anteriorly. Klytra covering tiie entire ahdomen, pnnctato-striat.. 

 and costate. First joint of tarsi much hunger than second, fourth very iiiueh 

 sinnller; under surface ciliated; inner lohe of laa.xillae terminated hy a well- 

 marked hifld hook. 



Two species are Icnown in our iamiii. which may ha distiniruisiied as 

 foMows ; 



Antennae placed on anterior angles of head : first joint entirely visihle. 



I. dentatuM. 

 Antennae placed under anterior angles of head: first joint almost entirely con- 

 cealed from ahove 2. repaildllS. 



1. W. UentatUS (Marsh). — Deep hiackish hrown ! body deeply and densely 

 punctured- integuments opaque. Antennae placed on anterior angles of head in 

 front of eyes; robust and rather short ; protliorax quadrate; sides undulated, teeth 

 six. Eyes phiced at posterior angles of head ; moderate, coarsely gruiiulate<l. 

 Length H.a — 5.0 mm. 



(\),smopolitan. I'late [V. Fi<:-. !>. 



Distrihutcd liy commerce nvt r the entire jiiobe. 



2. N. repaildus Lee.— Same color as preceding: body less strongly punc- 

 tured; somewhat shining, .)pa(|Ue, smaller and proportionally narrower ; protho- 

 rax slightly narrowed behind; longer than broad: sides straight, and slightly 

 serrulate. Antennae placed slightly under anterior angles of head. Eyes small, 

 eoarselv granulated, and placed on posterior angles of head. Length 2.S — .■{.2 mm. 



D. C., Fh.. Phite IV. Fi-. 1(». 



Appears to be (juite nirc in collections. In ii series which I have had 

 an opportunity tor examinin<r in the cabinet of Mr. Ulke, the protliorax. 



U Wi h )! "" ! .1- 



