68 MAINE AGRICULTURAL EXPERIMENT STATION. I914. 



My;:;ns zi'hitei Theobald. Theobald, 1912, p. iii. 

 Rhopalosiphiim brittenii Theobald. Theobald, 1912, p. 108. 

 Rhopalosiphum lactucae Kaltenbach. (ribis Buckton not Linn.) 



Theobald, 1912, p. 106. 

 Rhopalosiphum ribis (Linn.) Koch, Pass. Buckton, 2, p. 10. 

 Siphonophora lactucae (Kalt.) Pass. Buckton, i, p. 140. 

 R. leptanthum A. Gray. 



Mysiis Neomexicanus Cockerell. Cockerel!, 1901b, p. 227. "prob- 

 ably R. leptanthuni"). 

 R. nigrum L. Black Currant. 



Aphis grossiilariae Kaltenbach, (viburni Schrank?) Theobald, 1912, 



p. 100. 

 Macrosiphum lactucae Schrank. (A. ribicola Kaltenbach) (S. 



ribicola Koch) (S. lactucae Buckton, Passerini (non Koch) 



(ribis Frisch). Theobald, 1912, p. 104. 

 Myziis whitei Theobald. Theobald, 1912, p. 11 1. 

 Rhopalosiphum brittenii Theobald. Theobald, 1912, p. 108. 

 Rhopalosiphum ribis (Linn) Koch, Pass. Buckton, 2, p. 9. 

 Siphonophora lactucae (Kalt.) Pass. Buckton, i, p. 140. 

 R. rotundifolium Michx. 



Alyztis ribis (Linn.). Williams, 1891, p. 12. 

 Siphonophora sp. AVilliaans, 1891, p. 12. 

 R. rubrum L. 



Aphis grossiilariae Kaltenbach (viburni Schrank?) Theobald, 1912, 



p. 100. 

 Aphis ribis Sanborn. Sanborn, 1904, p. 46. 

 Macrosiphum lactucae Schrank. (A. ribicola Kaltenbach) (S. 



ribicola Koch) (S. lactucae Buckton, Passerini (non Koch) 



(ribis Frisch). Theobald, 1912, p. 102. 

 Mysus ribis (Linn) Pass. Buckton, i, p. 181. Theobald, 1912, 



p. no. , 



Mysus ribis (Linn.). Weed, 1888, p. 210. 

 Rhopalosiphum brittenii Theobald. Theobald, 1912, p. 108. 

 Rhopalosiphum lactucae Kaltenbach. (R. ribis Buckton, non 



Linneaus (lactucae Buckton) (lactucae Passerini) Theobald, 



1912, p. 105. 

 Rhopalosiphum ribis (Linn.) Koch, Pass. Buckton, 2, p. 10. 

 R. viscossisimum Pursh. 



Mysus ribis Linn. Williams, 1891, p. 12. 



R. sp. 



Aphis houghtonensis Troop. Troop, 1906, p. 59 



Aphis n. sp. Sanborn. Sanborn, 1904, p. 51. 



Mysus cerasi (Fab.) Pass. (Cerasaphis Amyot). Buckton,' i, 



P- 175- 

 Schizoneura fodiens Buckton. Buckton, 3, p. 94. 

 Schizoneura uliiii Linn (fodiens Buckton). Tullgren, 1909, p. 169. 



Note. The following families have been omitted from Part IV of 

 this catalogue and will be printed in a subsequent part : Resedaceae, 



Crassiilaceae. Pittosporaceae. Hamamelidaceae. and Plafanaccae. 



