ISSN 1911-2173




   
 











7(6’).  Basistyle with 1-3 thick setae near the base of each dististyles (Fig. 7. a)…………………………………………………………………… P.helena Byers

7’. Basistyle without thick setae near base of dististyles, or if present coming off of tubercle on the apex of the dististyle (Fig. 7. b,c)……….. 8