344 Catalogtie of tlie Geodepliagous Coleoptcra. 



tudinali profunda, utrinque abbreviata, basalibus profundis, ru- 

 gose-punctatis, profunde bistriatis, striis subfequalibus, interiore 

 paulo longiore. Ehjtra ovalia, lateribus levlter rotundatis, pos- 

 tice rotundata, vix sinuata, basi profunde im2iressa, leviter con- 

 tracta, humeris distinctis ; striato-punctata, striis postice leviori- 

 bus, stria rudimentali punctiforrai, interstitiis levissime convexis, 

 tertio unipuTictato. 



2. *Sllbstriata. Latmscula, nigra niticla, tJwrace j)ostice 

 valde const ricto, imjpressionihtis profundis, imfuncta- 

 tis, cxteriorc hrcviore ; elytris tenue striato-punctatis , 

 striis cxternis ohsoletis. Long. 'S?, lat, •21. Habitat 

 ad Rocky Mountains. 

 Latiuscula ; tnandihulcB profunde striatfe. Caput linea trans- 

 versa profunda, impressionibus frontalibus linearibus, profundis. 

 Thorax capite vix duplo latior, latitudine brevior, antice vix 

 emarginatus, latei-ibus valde I'otundatis, postice valde coarctatis, 

 minus sinuatis ; disco minus convexus ; impressione anteriore 

 linea arcuata valde profunda, posteriore valde profunda, linea 

 longitudinali forti, antice paulo abbreviata, basalibus profundis, 

 impunctatis, linea interiore longa, curvata, cum extei'iore brevi 

 postice connexa; carina valde abbreviata. Elytra thorace vix 

 latiora, planiuscula, apice attenuato-rotundata, humeris satis dis- 

 tinctis, basi leviter impressa ; tenuiter striato-punctata, striis 

 versus apicem et ad latera obsoletis, 7ina et 8va fere obliteratis ; 

 interstitiis planis ; 3io unipunctato. Antennce, palpi, pedesque 

 picei. 



3. const ricta. Nigra nitida, thorace linea transversa antica; 

 elytris pirofunde striatis, striis punctatis, punctoque 

 impresso. Long. '5, lat. '17. Habitat ad Rocky- 

 Mountains. 



F. constricta. Say ; Jour. Ac. Nat. Sc, Vol. HI. 

 Preecedente angustior et convexior. Wandibulce striata?. 

 Cafut in mare majusculum, in foemina mediocre, linea trans- 

 versa tenui, impressionibus frontalibus rectis, profundis, lineari- 



