152 MISC. PUBLICATION 1015, U.S. DEPT. OF AGRICULTURE 



Pericerya Silvestri, 1939, Compendio di Ent. Appl. Parte Spec. 1(2): 

 648-649. 



type-species : Icerya purchasi Maskell, 1879, by monotypy. 



The author placed this genus in the Monophlebini, differentiated from Icerya 

 Signoret by having only two pairs of abdominal spiracles in the adult female. 

 The name has received only slight acceptance in entomological literature. 



Perilecanium J. P. da Fonseca, 1962, Inst. Biol. [Sao Paulo] Arch. 

 29: [13]-15. 



type-species : Lecanium transparens Hempel, 1937, by original designation. 

 The author placed this genus in the Lecaniidae close to Lecanium Burmeister. 



Perissopneumon Newstead, 1900, Ent. Monthly Mag. 36 : 250. 

 type-spectes : Perissopneumon ferox Newstead, 1900, by monotypy. 



The author characterized this genus as strictly monophlebid. Morrison, 1928 : 

 135, placed it in his group 2 of the Monophlebini. 



Persiocecis Amyot, 1847, Soc. Ent. de France Ann. (ser. 2) 5 : 501. 



A uninominal designation to replace a generic and specific name for the insect 

 involved, [Lecanium] persicae Fabricius. It is without generic validity. 



Persiotrocfoa Amyot, 1847, Soc. Ent. de France Ann. (ser. 2) 5 : 501. 



A uninominal designation to replace a generic and specific name for the insect 

 involved, [Lecanium] prunastri (Fonscolombe). It is without generic validity. 



Peryceria Gomez-Menor, 1960, Eos 36 : 204. 

 A lapsus for Pericerya Silvestri. 



Peukinococcus Stale, 1944, Acta Soc. Sci. Nat. Mora v. (Signatura F 



169) 16 (11): 2. 



type-species : Boisduvalia piceae Low, 1883, by monotypy. 



This is an isogenotypic synonym of Paroudaolis Cockerell. Ferris, 1950b : 120, 

 and Lindinger, 1957 : 551, considered it a synonym of Phenacoccus Cockerell. 



Phaenococcus Lindinger, 1937, Ent. Jahrb. 46 : 192. 



An emendation of Phenacoccus Cockerell not generally accepted. 



Phaulaspis Leonard!, 1897, Eiv. di Patol. Veg. (Nov. 1896-Feb. 

 1897) 5: 284. 

 type-species : Aspidiotus hakeae Maskell, 1896, by monotypy. 



The author placed this genus in his Aspidioti. Morrison and Morrison, 1922 : 

 89 ; Lindinger, 1937 : 183, 192 ; and Ferris, 1937c : 52-53, accepted it as valid. 



Phaulomytilus Leonardi, 1898, Riv. di Patol. Veg. (1897) 6 : 45(205)- 



46(206). 

 type-species : Mytilaspis striata Maskell, 1895, by monotypy. 



The author presented this genus as a subdivision of Mytilaspis Targioni- 

 Tozzetti. Morrison and Morrison, 1922 : 96, 99, redescribed the type-species 



