224 MOSQtriTOES of NOETH AMERICA 



85. Mesonotum light golden scaled interrogator Dyar & Knab (p. 417) 



Mesonotum dark brown scaled reflector Dyar & Knab (p. 419) 



86. Scales of occiput and wings narrow poZits Theobald (p. 342) 



Scales of occiput mostly broad, of wings elliptical 



falsiflcator Dyar & Knab (p. 425) 



87. Vertex of the head with a broad area of narrow curved scales 



mutator Dyar & Knab (p. 422) 

 Vertex of the head with a narrow area of such scales 88 



88. Eyes with a distinct white margin egberti Dyar & Knab (p. 421) 



Eyes not margined with white 89 



89. Scales on the fork of second vein short and broad 



tastagarius Dyar & Knab (p. 424) 

 Scales on the fork of the second vein elongated 



mastigia Howard, Dyar & Knab (p. 426) 



The following species are omitted as the adults are unknown: mortificator 

 Dyar & Knab ; simulator Dyar & Knab ; investigator Dyar & Knab ; hdhamensis 

 Dyar & Knab ; decorator Dyar & Knab ; gravitator Dyar & Knab. 



Of the following the adults only are known and the descriptions are insuflS- 

 cient for recognition : nigri/pcHpus Theobald (page 428) ; subfuscus Theobald 

 (page 429) ; nigricorpus Theobald (page 322). 



ADUI.TS, MALE OENrTAUA. 



1. Side-pieces without an outer lobe 2 



Side-pieces with an outer lobe bearing setse or appendages 3 



2. Unci prominently exserted dyari Coquillett (p. 459) 



tlnci not inserted melanuras Coquillett (p. 454) 



3. Lateral prominence of the side-piece subquadrate, single, usually bearing 



three or more rods and a leaf-like appendage; inner branch of the 

 harpes usually with a tuft of spines at tip 4 



Lateral prominence of the side-piece subquadrate, more or less divided Into 

 two parts; harpes and harpagones divided into many plates without 

 tufts or comb 19 



Lateral prominence of the side-piece divided or situated basally; inner branch 



of the harpes usually in the form of a comb with a slender stem 20 



4. Inner branch of harpe with a tuft of fine hair; prominence of side-piece with 



two spatulate filaments and no leaf-like appendage 5 



Inner branch of harpe with a tuft of spines 6 



5. Prominence of the side-piece joined to apex by a serrated membrane 



territans Walker (p. 295) 

 Prominence of the side-piece separated from apex 



derivator Dyar & Knab (p. 292) 



6. Prominence of side-piece slender with two or three rods only 



fhabilitator Dyar & Knab (p. 263) 

 Xeremita Howard, Dyar & Knab (p. 262) 

 Prominence of side-piece broad, with three or more rods and a leaf-like 



appendage 7 



7. Leaf-like appendage arrow, spatulate sphinx Howard, Dyar & Knab (p. 302) 



Leaf-like appendage broad 8 



8. Lateral prominence of the side-piece with not over three rods, a leaf-like 



appendage and a seta 9 



Lateral prominence with one or more additional setse or appendages near the 



leaf-like appendage 13 



9. Outer branch of the harpe long, conspicuous, arcuate 10 



Outer branch of the harpe short, rudimentary. . revocator Dyar & Knab (p. 345) 



10. Middle branch of harpagones conspicuously divided and dentate 11 



Middle branch of harpagones not conspicuously divided and dentate 



pinarocampa Dyar & Knab (p. 253) 



11. Third branch of harpagones very large, tubular 



stenolepis Dyar & Knab (p. 250) 

 Third branch of harpagones small, lanceolate 12 



12. (These species can best be identified by comparison of our figures) simtiM Theo- 



bald, tarsalis Coquillett, carmodyce Dyar & Knab, janitor Theobald, la- 

 mentator Dyar & Knab, toweri Dyar & Knab, microsquamosus Grabham, 

 eumimetes Dyar & Knab, comiger Theobald, equivocator Dyar & Knab, 

 factor Dyar & Knab, proximua Dyar & Knab. 



