472 General Catalogue of the Hemiptera 



Delphacodea 



1917 Liburnin nigridorsiim Van Duzee, Cat. Hemip. America :779. Ohio* 

 [Listed.]^'' Equals Megamelus nigridorsmn Crawf. 



1923 Liburnia nigridorsum Metcalf, Jour. Elisha Mitchell Soc. 38: 171; PI. 70, Fig. 688. 

 [Key, illustrated.] 



1928 Delphacodes nigridorsum Metcalf, Mem. Cornell Univ. Agr. Exp. Sta. 101: 182. 



[Listed.]^ 

 1938 Delphacodes nigridorsum. Osborn, Bull. Ohio Biol. Surv. 6: 345; Fig. 39. [Described, 



illustrated.]* Equals Megamelus nigridorsum Crawf. Equals Liburnia nigridorsum 



Mete. 



nigrifacies Muir 



1918 Delphacodes nigrifacies Muir, Proc. Hawaiian Ent. Soc. 3: 428; Martinique^ 

 Figs. 5, 5a. [n. sp., illustrated. ]i (West Indies) 



1924 Delphacodes nigrifacies Muir and Giffard, Bull. Hawaiian Sugar British Guiana^ 

 PI. Assoc. 15: 34; PI. 4, Fig. 60; PI. 6, Fig. 131. [Described, illus- Costa Rica^ 

 trated.]''^ Equals Liburnia andromeda Van Duz. [in part.] 



1926 Delphacodes nigrifacies Muir, Bull. Hawaiian Sugar PI. Assoc. 18: 34. [Listed.]^ 

 1936 Delphacodes nigrifacies Ballou, Bull. Ins. Pest Surv. 16: 473. [Food plants.]' 



nigrifrons Matsumura 



1910 Delphax nigrifrons Matsumura, Jour. Coll. Sci. Tokyo 27: 31; Sicily' 



Fig. 8. [n. sp., illustrated.]' 

 1912 Delphax nigrifrons Oshanin, Kat. Palaark. Hemip. :120. [Listed.]' 

 1924 Delphax nigrifrons Haupt, Mem. Soc. Ent. Italiana 3: 229. [Listed.]' 



nigrigaster Crawford 



1914 Megamelus nigrigaster Crawford, Mon. Delphacidae :621; PI. 47, Colorado' 



Fig. U. [n. sp., illustrated.]' :607. [Key.] Rocky 



1916 Liburnia nigrigaster Van Duzee, Check List Hemip. America :84. Mountains" 

 [Listed.]^ 



1917 Liburnia nigrigaster Van Duzee, Cat. Hemip. America: 779. [Listed.]' Equals 

 Megamelus nigrigaster Crawf. 



1924 Delphacodes nigrigaster Muir and Giffard, Bull. Hawaiian Sugar PI. Assoc. 15: 24; 

 PI. 3, Fig. 27; PI. 5, Fig. 90. [Described, illustrated.]' Equals Megamelus nigrigaster 

 Crawf. 



nigripennis Crawford 



1914 Megamelus erectus nigripennis Crawford, Mon. Delphacidae :625. Nicaragua' 

 [n. var.] :608. [Key.] Jamaica^ 



1918 Delphacodes erectus nigripennis Muir, Proc. Hawaiian Ent. Soc. 3 : Cuba' 



427. Equals Megamelus erectus nigripennis Crawf. Puerto Rico* 



1920 Delphacodes erectus nigripennis Muir, Bull. Ent. Res. 10: 139. 



[Note.] 

 1924 Delphacodes nigripennis Muir and Giffard, Bull. Hawaiian Sugar PI. Assoc. 15: 

 31; PI. 4, Figs. 41, 42; PI. 6, Fig. 126. [Described, illustrated.]''^ Equals Megamelus 

 erectus nigripennis Crawf. 

 1926 Delphacodes nigipennis Muir, Ann. Mag.TS[at. Hist. (9) 17: 34. [Comparative note.] 

 1926 [Delphacodes] nigripennis Muir, Bull. Hawaiian Sugar PI. Assoc. 18: 2>?>, 34. [Com- 

 parative note.] 

 1926 Delphacodes erectus nigripennis Osborn, Ann. Ent. Soc. America 19: 359. [Notes.]' 



1926 Delphacodes erectus nigripennis Osborn, Sci. Contr. Trop. PI. Res. Found. 2: 359. 

 [Note.]' 



1927 Delphacodes nigripennis Muir, Fulgoroidea of Samoa :13. [Comparative note.[''2 



1928 Delphacodes nigripennis Myers, Studies on Cuban Insects 1 : 22. [Listed.]' 



