118 PROCEEDINGS ENTOMOLOGICAL SOCIETY 



4. Sesia Fabricius ; type : tipuliformis Clerck. 



Syn : Sanninoida Beutenmiiller : type : exitiosa Say. 



5. Parharmonia Beutenmiiller : type: pini Kellicott. 



6. Sannina Walker ; type : uroceriformis Walker. 



7. Podosesia Moschler ; type : syringes Harris. 



8. Vespamivna Beutenmiiller; type: pracedens Hy. Edwards. 



9. Palinia Beutenmuller; type: sequoia: Hy. Edwards. 



10. Gaea Beutenmiiller : type : solituda Hy. Edwards. 



11. Euhaycna Hy. Edwards: type: ncbraska; Hy. Edwards. 



12. Parathrene Hiibner; type: tineiformis Esper. 



13. Calascsia Beutenmuller: type: coccinea Beutenmuller. 



14. Mclittia Hiibner; type: satyriniformis Hiibner. 



15. Meinythris Newman; type: tabani form-is Rottemburg. 



Syn: Albuna Hy. Edwards; type: pyramidalis Walker. 



The differences in the nomenclature are confined to the fol- 

 lowing four genera : 



1. Scsia (Beutenmiiller, Dyar, Staudinger). 

 Trochilium (Meyrick). 



Acgeria ( Walsingbam, Durrant). 



2. Acgeria (Beutenmiiller, Dyar, Meyrick). 

 Trochilium (Walsingham, Durrant, Staudinger). 



3. Memythris (Beutenmiiller, Dyar). 

 Sciapteron (Meyrick, Staudinger). 

 Parathrene (Walsingham, Durrant). 



4. Parathrene (Beutenmiiller, Dyar, Staudinger). 

 Zcnodoxus (Grote and Robinson, Walsingham, Durrant). 



The following names are omitted in Dyar, Catalogue North 

 American Lepicloptera, 1903 : 



Scsia (Canncnta) ininuta H. Edwards, Papilio, 1, p. 204, 1881. Georgia. 

 Sesia (Pyrrhotaenia) nicadii H. Edwards. Papilio, I, p. 204, 1881. 

 California. 



This is, according to Beutenmiiller. the male of polygoniu H. Ed- 

 wards. Dyar, No. 4244. 



Memythrus (Trochiliuin) Itiygcri, H. Edwards, Psyche, VI, p. 108. 

 1891. Minnesota. 



This is, according to Beutenmiiller, a synonym of simulans Grote. 

 Dyar, No. 4181. 



