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A. The last joint of the maxillary palpi sub-acuminate, slightly less than the 

 preceding ; the antennae filiform. 



Genus VI. — Lesteva, Latr. ( AntJwphagus, Grav.). dichroa, testacea, 

 caraboides, angusticollis, lapponica, alpina, plagiata, globulicollis, longipes, obscura, 

 longula, pubescens. 12. 



b. The maxillary palpi subulate, the penultimate joint incrasscted, the apical 



slender, aciculate. 

 Genus VII. — Proteinus, Latr. brachypterus, minutus. 2. 



c. The maxillary palpi subulate, the second joint much the largest. The an- 

 tenna? clavate, the 10th and 11th joints forming a large globose knob. 



Genus VIII. — Micropeplus, Latr. porcatus, staphylinoides. 2. 



Tribe V. — Tachinides ( Microcephala, Lat.) 



The antenna? inserted in front of the eyes, but never beneath a prominent or 

 elevated margin of the head ; the labrum rotundate ; the palpi short, the terminal 

 joint subulate or acuminate ; the head much narrower than the thorax and inserted 

 in it as far as the eyes ; the abdomen, in the living insect, inclined ; the legs 

 spinose ; the tarsi pentamerous. 



I. The body globose, narrowed posteriorly ; the abdomen almost entirely 



withdrawn beneath the elytra ; the palpi filiform, acuminate. 

 Genus I. — Hypocyphtus, Schiip (Cypha, Kirby). longicornis laevius- 

 culus. 



II. The body broad, narrowed posteriorly. 



A. The palpi subulate, with the terminal joint small, aciculate ; the segments 

 of the abdomen entire. 

 Genus II. — Tachyporus, Grav. saginatus, chrysomelinus, marginatus, 

 abdominalis, nigripes, obtusus, ruficollis, pusillus, nitidulus, pubescens, cellaris, 

 bipunctatus, pedicularius. 13. 



b. The palpi filiform, the terminal joint acuminate and longer than the pre- 

 ceding one ; the segments of the abdomen emarginate in both sexes. 

 Genus III. — Tachinus, Grav. fimbriatus, subterraneus, bipustulatus, 

 humeralis, laticollis, dubius, rufipes, pullus, intermedins, fimetarius, marginellus, 

 collaris, silphoides. 13. 



in. The body elongate, sub-attenuate on both sides. 



A. The palpi subulate, the terminal joint small and aciculate. 

 Genus IV. — Mycetoporus, Mann, lepidus, splendidus, pallidulus, longu- 

 lus, punctus. 5. 



b. The palpi filiform, the terminal joint the longest and acuminate. 

 Genus V. — Bolitobius, Leach, formosus, cingulatus, analis, cernuus, 

 striatus, lunulatus, atricapillus, pulchellus, trimaculatus, pygmaeus. 10. 



