G. C. DAVIS. ■ 333 



CHECK LIST OF SPECIES. 



Tribe METOPINI. 



G. CULTEAEIUS Davis. 

 1. rileyi Marl. 



G. METOPIUS Pauzier. 



1. ultiraatus Davis. 



2. nifipes Cress. 



3. basalis Cress. 



4. errantia Davis. 



5. xaiithostigma Ashm. 



6. pollinctorius Say. 



7. nevadeiisis Cress. 



edwardsii Cress. 



8. robustns Cress. 



9. comptus Cress. 



laticinctus Cress. 



10. seitulus Cress. 



11. bellus Cress. 



12. montanus Cress. 



concinnus Cress. 

 mirandns Cress. 



13. pulchellus Cress. 



G. PSEUDOMETOPIUS Davis. 



1. hagrenii Cress. 



2. pulchripes Prov. 



G. TRACHYDEEMA Gravenhorst. 



1. umbrosus J)rtws. 



2. indigus Davis. 



3. minoris Davis. 



G. LETHADES Davis. 

 1. texanus Ashm. 



G. THIBETOIDES Davis. 

 1. flosamoris DttDis. 



G. CATOCENTRUS Walsh. 

 1. philanthoides Cress. 



Tribe EXOCHINI. 



G. PERIOPE Curtis. 

 1. sethiops Cress. 



G. ALCOCERUS Foerster. 

 1. trifasciatus Cress. 



G. EXOCHOIDES Cresson. 

 1. texanus Cress. 



Carolina Ashm. 



G. CHORIN.EUS Holmgren. 



1. carinatus Cress. 



californicHs Ashra. 



2. constrictus Davis. 



3. excessorius Davis. 



4. texanus Cress. 



5. opacitas Davis. * 



6. cariniger Walsh. 



flavifrons Ashm. 



7. on it is Davis. 



8. costatus Davis. 



9. pusillus Davis. 



10. pleturus Davis. 



11. marlatti Ashm. 



G. TRICLISTUS Foerster. 



1. bninnipes Cress. 



2. congener Holmgr. 



3. curvator Fabr. 



ftdvipes Cress. 



4. pygmsEus Cress. 



5. apiealis Cress. 



terminalis Ashm. 



6. ferrugineus Ashm. 



7. thoracicus Ashm. 



8. atriceps Walsh. 



riifomaculatus Prov. 



G. METACCELUS Foerster. 

 1. Ifevis Cress. 



G. EXOCHUS Gravenhorst. 



1. al biceps Walsh. 



2. dorsalis Cress. 



a. annulicrus Walsh. 



3. solitarius Davis. 



4. pallipes Cress. 



evectns Cress. 

 albifrons Walsh. 

 xanthopsis Ashm. 

 a. pleuralis Cress. 



5. ostentatus Davis. 



6. flavifrontalis Davis. 



7. propinquus Cress. 



8. atricoxalis Cress. 



9. semirufus Cress. 



inflatifrons Prov. 

 rujigaster Ashm. 



TRANS. AM. ENT. SOC. XXIV. 



DECEMBER. 1897. 



