5d4 LIST OF HOMOFTEROUS INSECTS. 



alonp; half the length beneath the fore border, which is lurid ; a 

 broad pitchy stripe proceeds along the fore border to the tip, near 

 which it encloses a colourless spot ; hind-winps gray along the fore 

 borders near the tips ; veins pitchy, pale yellow towards the hind 

 borders. Length of the body 3 — 3 J lines ; of the wings 7 — 8 lioes. 



rt. Brazil. Presented by the Entomological Club. 

 b. South America. Presented by E. Doubleday, Esq. 



20. OXYGONIA EXTEN.SA, MaS. 



Nigra,Jlavo maculata ; prothorax utrinque quinque-carinalus ; pedes 

 futvi ; femora nigra ; alee subcinereoe ; alee anlica basi fulvce, 

 apice fuscoe. 



Body black, obconical : head and fore-chest loughly punctured, 

 adorned with many yellow marks, some of which are confluent: 

 head transverse, almost semicircular, narrower than the fore-chest ; 

 borders very slightly undulatiug ; face small, its hind border 

 rounded, not half the length of the head : fore-chest ridged 

 shoulders very obtusely angular, not prominent ; keel concealing the 

 abdomen and extending some distance beyond its tip, having on 

 each side five ridges, some of which are forked towards their tips : 

 legs tawny ; thighs black : wings pale gray ; fore-wings with brown 

 tips, tawny and punctured at the base and along part of the fore 

 border, veins pitchy. Length of the body H line; of the wings 

 3 lines. 



a. United States. Presented by the Entomological Club. 



b. Cincinnati. Presented by G. Lea, Esq. 



c. Trenton Falls, New York. Presented by E. Doubleday, Esq. 



Genus 22. THELIA. 



Membracis, Fabr., Oliv., Burin. 

 Hemiptycha, Burin., Germ. 

 Atypa? Delapnrte. 

 Smilia, Amyot el Serv. 



Thclia, Amyot el Serv. Fainn. Ann. Sac. Ent. Fr. 2me Serie, iv. 

 305. 



