.?4 JournnI of EntoniDlofi) and Zoology 



on black locust. The specimens consisted of pupae with only three 

 adults which were badly damaged. The pupae were attached to 

 both sides of the leaf. 



Localities. — Pleasanton. (type) 



Tetraleurodes melanops (Cockerell) 

 ( Aleyrodes melanops Cockerell) 

 1903— Cockerell. Bui. 67. Fla. Agr. Expt. Sta. p. 665. 

 Food Plant. — Quercus sp. 

 Localities. — Alpine Tavern, Mt. Lowe. 



Tetraleurodes nigrans (Bemis) 

 ( Aleyrodes nigrana Bemis) 



1904— Bemis. Proc. U. S. Nat. Mus. vol. 27, p. 522. 



Food Plants. — Arbutus menzH'sii. Arctostaphylos mauzanitn. 

 Ceanothu.s californicus. Clematis ligusticifolia, Eriodictyon cali- 

 fornicum, Hcteromelcs arbutifoUa. Loniccra involucrata. Primus 

 ilicifolia, Rhamnus califoruica. Symphoricarpos racemosus, Umbel- 

 lidarin rnlifnrnica. Collected bv the writer on Salvia sp.. Corona. 

 May 1917. 



Localities. — Corona, Black and Kings Mountains, Pacific Con- 

 gress Springs, San Ramon Valley, Santa Clara Valley, Santa Cruz 

 Range, slopes of Sierra Morena Range, Stevens Creek. 



Tetraleurodes perileuca (Cockerell) 

 ( Aleyrodes pcrih]uv< Cockerell) 

 1903— Cockerell. Bui. 67. Fla. Agr. Exp. Sta., p. 664. 

 Food Plant. — Quercns sp. 

 Localities. — La Jolla. 



Tetraleurodes splcndens (Bemis) 

 (Aleyrodes spletulcn-i Bemis) 

 1904— Bemis. Proc. U. S. Nat. Mus. vol. 27, p. 489. 

 Food Plants. — Rhnmnus californiea. Arctostaphylos sp. 

 Localities. — Leland Stanford Junior Universitv, Yosemite 

 Valley. 



Tetraleurodes stanfordi (Bemis) 

 (Aleyrodes stanfordi Bemis) 

 1904— Bemis. Proc. U. S. Nat. Mus. vol. 27. p. 508. 

 Food Plants. — Quercus agrifolia, Quercus densiflora. Collected 

 by the writer on Rhamnus sp., Fresno, May 1917. 



