LIST or HOMOPTEROUS INSECTS. 921 



48. PSYLLA? SORBI. 



Chermes Sorbi, Linn. Sj/st. Nat. ii. 738, 5. Fabr. Sp. Ins. ii. 391, 

 7. 3IanL Ins. ii. 318,7. Ent. Syst. i\. 222, 7. Syst. Rhyn. 

 304, 7. Gmel. Ed. Syst. Nat. i. 4, 221 1, 5. Berk. S'yn. i. l'21 . 

 Stew. El. Nat. Hist. ii. 111. Turt. Syst. Nat. ii. 710. 



Europe. 



49. PsYLLA ? Persic^. 



Chermes Persicse, Fabr. Sp. Ins. ii. 391, 8. Mant. Ins. ii. 318, 8. 

 Ent. Syst. iv. 222, 8. Sijst. Rhyn. 304, 8. Geof. Ins. Par. i. 

 506, 4. Reaum. Ins. iv. pi. 1, 1". 1, 2. Gmel. Ed. Syst. Nat. i. 

 4, 2212, 18. Stew. El. Nat. Hist. ii. 111. 



Europe. 



50. PsYLLA ? CaLTH.E. 



Chermes Calthse, Linn. Syst. Nat. ii. 738, 6. Faun. Suec. 1005. 

 Fabr. Sp. Ins. ii. 391, 9. Mant. Ins. ii. 318, 9. Ent. Syst. iv. 

 222, 9. Sijst. Rhyn. 304, 9. Gmel. Ed. Syst. Nat. i. 4, 2212, 6. 

 Stew. El. Nat. Hist. ii. 111. Turt. Syst. Nat. ii. 710. 



Europe. 



51. Psylla ? Fagi. 



Chermes Fagi, Linn. Syst. Nat. ii. 738, 12. Faun. Snec. 1010. St. 

 Scand. 65. Fabr. Sp. Ins. ii. 391, 6. 3Iant. Ins. ii. 317, 6. 

 E7it. Syst. iv. 222, 6. Syst. Rhyn. 304, 6. Reaum. Ins. iii. 

 pi. 26, f. 1—6. Gmel. Ed. Syst. Nat. i. 4, 2213, 12. Steiv. 

 El. Nat. Hist. ii. 112. Turt. Syst. Nat. ii. 710. 



Europe. 



52. Psylla? castanea. 



Psylla castanea, Geoff. Ins. Par. i. 489, 8. 



Chermes castanea, Gmel. Ed. Syst. Nat. i. 4, 2214, 21. Steiv. El. 

 Hist. Nat. ii. 112. 



France. 



PART IV. 3 M 



