Cercopoidea—Aphrophoridae 
441 
Boring 1913a: 139 [Spermatogenesis] 
von Dalla Torre 1913a: 150 [List of species from 
Tyrol] 
Melichar 1913e: 6 [Listed] 
Shelford 1913a: 202 [Ecology] 
Strand 1913a: 270 [Listed] 
Bugnion 1914a: 418 [Listed] :470 [Morphology of 
ocelli] 
Handlirsch 1914e: 91 [Listed] 
Handlirsch 1914f: 110; Fig. 35 [Morphology of 
genitalia, illustrated] 
Ball 1915b: 366 [Ecology] 
Boring and Fogler 1915a: 314 [Cytology] 
Brues and Melander 1915a: 74 [Listed] 
Jacobsen 1915a: 320 [List of species from Denmark] 
Jensen-Haarup 1915a: 39 [Described, key to species, 
key] 
Schumacher 1915a: 89 Equals Cercopis [in part.] 
Distant 1916a: 189 [Listed] :191 [Comparative note] 
Matsumura 1916b: 415 [Key] 
Oshanin 1916a: 74 [Bibliography] 
Van Duzee 1916a: 57 [List of species from the 
Nearctic Region] Equals Cercopis Kirk, [in part.] 
Metcalf 1917a: 28, 29 [Venation] 
Jacobi 1917a: 522 [Notes] 
Matsumura 1917b: 415 [Key] 
Van Duzee 1917b: 509 [Catalogued] Equals Cercopis 
Kirk, [in part.] 
Taylor 1918a: 227; PI. XX, Fig. 6 [Morphology of 
thorax, illustrated] 
Haupt 1919a: 161 [Key] :163 [Key to species from 
Europe] 
Lyle 1919a: 7 [Listed] 
Britton 1920a: 55 [Listed] 
Jensen-Haarup 1920a: 73 [Key] :74 [Described, key 
to species from Denmark] 
McAtee 1920b: 172 [Key, key to species] 
Moore 1920a: 23 [Listed] 
Tullgren and Wahlgren 1920a: 142 [Key, notes] 
Buchner 1921a: 274, 288 [Symbionts] 
Bugnion 1921a: 418 [Listed] :470 [Morphology of 
ocelli] 
