COLEOPTERA OF NORTH AMERICA. 



14:^.0. 



1431. 



14.32. 

 1433. 



r--^434. 

 1435. 

 1436. 



1437. 

 . 1438. 

 1439. 

 1440. 

 1441. 

 1442. 

 1443. 

 9\U4. 

 144.5. 

 1446. 



1447. 

 1448. 

 1449. 

 1450. 

 1451. 

 1452. 

 1453. 

 1454. 



congener Pai/k. 

 ambiguus *S'«y. 

 ovoideus Ler. 

 mutieus Sharp. 

 anthracinus Mann. 

 scapularis Mann. 

 subfuscatus Sharp. 

 Austin! i Sharp. 

 Btriguk)sus Cr. 

 nanits Lee. 

 morosus Lee. 

 infuscatus Aube. 

 reticulatus Kirbi/. 

 obsoletus Lcc. 

 Lecontei Or. 

 griseipennis Lee. 

 obliteratus Ler. 

 erythropterus Sni/. 

 areticus Pai/k. 

 nigroseneus Er. 

 lutosus Cr. 

 gagates Aube. 

 discors Lee. 

 tristis Aube. 

 olavatus Lee. 

 subopacus Mann. 

 terminalis Mehh. 

 leptapsis Lee. 

 longulus Lee. 



Scutopterus Esch. 



1455. angustus Lee. 



1456. Hornii Cr. 



Rhantus Escb. 



1457. divisus Aube. 



1458. flavogriseus Cr. 

 longipes Sharp. 

 obscurus Sharp. 



c/ 1459. binotatus Harr. 

 plebejus Sharp. 



1460. anisonyehus Cr. 



1461. atricolor Aube. 



1462. calidus i^rt6. 



1463. consiinilis Mots. 



1464. sinuatus Lee. 



1465. notatus Fab. 

 sericans Sharp. 



1466. bistriatus Bcryst. 



1467. tostus Lcc. 

 dispedeiis Sharp. 



1471. 



Colymbetes Clairv. 

 Cj/matopterus Esch. 



1408. Paykulli Er. 



1469. longulus Lee. 



1470. obscuratus Mann. 

 seminiger Lee. 

 insequalis Horn. 

 strigatus Lee. 

 groenlandicus Aube. 

 sculptilis Harr. 

 exaratus Lee. 

 rugipennis Sharp. 



1475. Tbomsoni Sharp. 



Eretes Lap. 



1476. sticticus Linn. 

 Hydaticus Leacb. 



1477. 



1478. 

 1479. 

 1480. 



stagnalis Fab. 

 americanus Sharp. 

 modestus Sharp. 

 Isevipennis Thorn. 

 piceus Lee. 

 biraarginatus Say. 



Dytiscus Linn. 



1486. 



1487. 



1488. 

 1489. 

 1490. 



1491. 



fasciventris Say. 

 hybridus Aube. 

 verticalis Say. 

 marginicollis Lee. 

 sublimbatus Lee. 

 Cordieri Aube. 

 marginalis Linn. 

 circunicinctus Ahr. 

 ? anxius Mann. 

 parvulus Mann. 

 vexatus Sharp. 

 dauricus Gebl. 

 confluens Lee. 

 Harrisii Kirby. 



Acilius Leach. 



>*S1492. semisulcatus Aube.^ 



1493. fraternus Harr. 



1494. mediatus Say. - 



Thermonectes Esch. 



y 1495. ornaticoUis Aube. 

 1495a. nigrofaseiatus Aube. 



