Oxjtelus. »* 795 



gnstatus, lateribus et basi leviter rotundatus, antice late levlter emarginatus, 

 angulis anterioribus acutis, posterioribns obtusis, subrotundatis, snbdepressus, 

 confertim rugoso-punctatus, dorso trisulcatus^ sulcis omnibns obsoletioribus, 

 utrmque late leviter impressus. Elytra thorace paulo longiora, depressa, 

 confertim punctata, dense longitudinaliter rugulosa, fusca, disco fnsco-testa- 

 cea. Abdomen supra densius subtiiiter punctatum. Pedes piceo-testacei. 



Abdominis segmentum inferius septimum maris late emarginatum, fe- 

 minae apice medio leviter productum. 



Obs. O. nitidulo magnitiidine aeqiialis, at paulo latior, punctura multo cre- 

 briore, thoracis sulcis omnibus obsoletis, corpore supra fere opaco distinctus. 



^ ^18. O. nitidulus : Wiger^ niddulus, elytris piceis, pedibus iestaceis^ capite 

 thoraceque crebrius punclatis, subliUter rugulosis, hoc tristdcaio, fronte 

 aniice subimpressa, laevi. — Long. 1 — ly lin. 



i Grav. Micr. 107. 8. Mon. 186 4. — Latr. Hist. nat. Criist. et Ins. IX. 364. 8. — 



Oliv. Encycl. mefJi. riTI. 613. 4. — Panz. Faun. Germ. 104. \c!. — Gxjll. Ins, 

 Suec. II. 458. 12. — Sahlb. Ins. Fenn. 1. 416. 15. — Zetterst. Faun. Lappon. 

 I. 93. 3. Ins. Lappon. 73. 3. — Mannerh. Brachelytr. 48. 7. — Boisd. et Lacord. 

 Faun. Ent. Paris. I. 464. 5. — Runde Brachelytr. Ual. 20. 5. — Er. Col. March. 

 I. 594. 9. 



Staph. piceus Schrank Enum. Ins. Austr. 236. 449. Faun. Boie. I. 647.885. 

 Staph. piceus, var. pygmaea PayJe. Faun. Suec. III. p. 384. 



Oxyt. rugulosus Say Transact. Amer. Philosoph. Soc. Philudelph. Nov. Ser. IF. 

 460. 2. — Harris Transact. Nat. Hist. Soc. Hartfort I. 69. 6. 



Habitat in Europa frequens, in Aegypto, Dom. Prof. Ehrenbergj in 

 America septentrionali, Dom. Zimmermann, in Mexico sec. Say. 



Minutus, niger, nitidulus. Antennae capite sesqui longiores, articnlo 

 tertio secundo paulo minore, apicem versns sensim snbincrassataej articulis 

 ultimis tribus niaioribus, nigrae. Mandibulae et palpi picei. Caput maris 

 thoracis magnitudine, feminae eodem paulo minus, minus confertim puncta- 

 tura, longitudinaliter strigosum, fronte inter oculos transversim impressa, 

 clypei spatio impresso, laevi, in utroque latere profundius longitudinaliter 

 impresso vel late sulcato. Thorax coleopterorum prope latitudine, latitudine 

 plus dimidio brevior, basin versus leviter angustatus, lateribus et basi levi- 

 ter rotundatis, angulis posterioribus obtusis, subdepressus, sat crebre for- 

 titerque puiictatus, longitudinaliter subrugulosus, dorso trisulcatus, snlco 

 intermedio sat profundo, integro, exterioribus obsoletioribus, subarcuatis, 

 utrinque late impressus, margine laterali integerrimo. Elytra thorace sesqui 

 longiora, creberrime punctata, longitudinaliter substrigosa, fusco-picea. Ab- 

 domen supra parce subtilissime punctatum. Pedes testacei. 



Abdominis segmentum sextum inferius maris apice leviter emarginatum. 



Obs. Oxyt. pedicellus Grav. Micr. 102. 2. Mon. 185. 2. — Latr. Hist. 

 nat. Crust. et Ins. IX. 362. 2. — Oliv. Encycl. meth, VIII. 613. 2, mihi omnino 

 dubius, forte ab hac specie haud distinctus, at tjpo perdito nunquam extricandus. 



/C, #19. O. complanatus: Niger, opacus, pedibtis iesiaceis, elytris fuscis,his, 

 capife ihoraceque subtilissime longiitidinaliter sirigosis, ihorace trisulcaio, 

 angulis anterioribus acttiiusctdis. — Long^ If Un. 



Er. Col March. I. 695. 10. 



