LIST OF HOMOPTEROUS INSECTS. 1105 



humeral angles and a perfect ovipositor. For the greater certainty 

 I took pains to trace its history, and have reared it from the larva, 

 which I have figured, as well as the propupa and pupa. For a long 

 time, indeed, I sought the other sex in vain, and was almost induced 

 to fancy that like Cynips, the insect might be unisexual. But re- 

 membering that at some seasons females only occur of Limothrips, 

 I did not give up the search, and guided by that indication I at last, 

 at the season of hay-harvest, discovered the male, though excessively 

 rare, I may say not a single one to several hundreds of the female. 

 Amyot has gone farther, for while he follows Burmeister in this, he 

 tYea,ts as 3i VdX'vn PhlcBothrips pedicularia also, the development of 

 which Burmeister had recognized." — Haliday^ MSS. 



2. Aptinotheips mtidula. 

 Thrips Apt. nitidula, Hal. Ent. Mag. iii. 446, 5. 



Fusco-ferruginea, abdominis incisuris fuscis. Long. ^ lin. 

 Hah. In plantis maritimis {Plantagine rnaritima ?) 

 a. England. Presented by F. Walker, Esq. 



Subgenus 2. LIMOTHRTPS. 



Limothrips, Hal. Ent. Mag. iii. 444. Burm., Amyot et Serr. 



Antenna apicula discreta brevi biarticulata : prothorax apice 

 parum attenualus : abdomen dorso efoveolatum, segmento/am. ex- 

 treme biglumi : ocelli 3 : frons inter oculos impressa : lyiares apteri 

 (an semper?), abdominis lateribus appendiculatis ante apicem. 



1. Limothrips cerealium. 



Thrips L. cerealium, Hal. Ent. Mag. iii. 445, 3. Burm. Handb. 



Ent. ii. 414, 4. 

 Thrips physapus, Kirby, Linn. Trans, iii. 242. Vassali-Eandi, 



Mem. Acad. Turin, xvi. Ixxvi. 

 Limothrips physapus, Amyot et Se7-v. Hist. Nat. Hem. 642. 



Long./oem. f lin. et ultra, mar. ^ — | lin. 



a — d. England. Presented by F. A^'alker, Esq. 



4 D 3 



