NO. 3581 BALCLUTHA — BLOCKER 7 



29(28). Acdeagus irregularly curved dorsally, shaft conspicuously naiTowed only 



at apex; connective with stem irregular anteapically, not strongly 



expanded apically; from Puerto Rico (fig. 7) . . apicula, new species 



Aedeagus evenly curved dorsally, shaft gradually narrowed; connective 



with stem regular and expanded ai>ically; from South America (fig. 8), 



incompta, new species 

 30(28). Aedeagus with shaft elongate, in profile always exceeding dorsal pro- 

 longation of an imaginary vertical line drawn across atrium; vertex 

 usually slightly to conspicuously longer medially than next to 



eye 31 



Aedeagus with shaft not as elongate, not exceeding such a line, or only 

 slightly so; vertex usually as long next to eye as medially (exceptions 



not uncommon) 33 



31(30). Aedeagus with base nearly parallel margined; shaft narrowed abruptly, 



slender apically (fig. 6) arctica Beirne 



Aedeagus with base distinctly wider anteriorly, shaft gi-adually narrowed, 



slender apically (fig. 4) impicta (Van Duzee) . . 32 



32(31). Aedeagus with base greatly narrowed before shaft curves dorsally. 



i. impicta (Van Duzee) 

 Aedeagus with base gi'adually narrowed before shaft curves dorsally 



(fig. 5) i. arizona Belong and Davidson, new status 



33(30). Aedeagus with base very wide, shaft narrowed abruptly, appears to 

 arise from posterodorsal margin of base; connective usually shallowly 



bifid at apex (fig. 3) mcxicana, new species 



Aedeagus with base gradually narrowed, connective usually deeply 



bifid at apex punctata (F.) . . 34 



34(33). Aedeagus with shaft curved anterodorsally, base about four times as 



wide as apex of shaft (fig. 1) p. punctata (F.) 



Aedeagus with shaft curved conspicuous! 3' anteriorly, base more than 

 six times as wide as apex of shaft (fig. 2) . . p. patula, new subspecies 



Balclutha punctata punctata (Fabriciiis) 



Figure 1 



Cicada punctata Fabricius, 1775, Systema entomologiae, vol. 7, p. 687. 



Cicada punctata Thunberg, 1784, Nova Acta Reg. Soc. Sci. Upsaliensis, vol. 4, 



p. 21. [Primary homonym.] 

 Typhlocyba rosea Provancher, 1872, Nat. Canadien, vol. 4, p. 378. 

 Typhlocyha jocosa Provancher, 1890, Petite faune entomologique du Canada, 



vol. 3, p. 300. 

 Gnathodus confusiis Gillette and Baker, 1895, Bull. Colorado Agric. Expt. Sta., 



vol. 31, p. 104. 

 Gnathodus manitou Gillette and Baker, 1895, Bull. Colorado Agric. Expt. Sta., 



vol. 31, p. 105. 

 Gnathodus medius Baker, 1896, Canadian Ent., vol. 28, p. 38. [New synonymy.] 

 Gnathodus occidentals Baker, 1896, Canadian Ent., vol. 28, p. 41. 

 Gnathodus livingsloni Baker, 1896, Canadian Ent., vol. 28, p. 42. 

 Balclutha California Davidson and DeLong, 1935, Proc. Ent. Soc. Washington, 



vol. 37, p. 102. 



Length of male 3.6 to 4.4 mm, of female 3.7 to 4.4 mm; head width 

 of male .775 to .900 mm, of female .850 to .950 mm; pronotal width of 

 male .850 to 1.025 mm, of female .900 to 1.050 mm. 



