Pomona f'in.i,K(;i; .Ioiknu. hk K\toiiouh;\ TTit 



LACHNUS Kiirnicister 



Syn. Lachniella Del (luercio 



Ty\H- L. fasciatus lUirm 



LACHNUS r.urni. 

 Key to California Species 



1. Biidy very dark trrocii nr liruwii, (;r Miu-kisli. 2 

 Unily (lull fjreen or lifjht k'"'"''"- 4 



2. Hddy secreting' ratlifr lout: llnciiilnu-e. occidental^ 

 Body only i)urvi'li-nt. 3 



I. iiody Mackisli i-loiidft! with hrown. ahictis 



{{oily lijrlit ainl)i'r hrowu. junipvri 



4. liody with little or no piirveleuce, lifjht frntn. alnifnlim 



Hody with rather thiek j)urvelenee, dull ^reen with reddisii spots on 

 dorsum. pini-radiatni 



Ij. uitidi iildlis Davidson. In larne i-olonies on the undersitle of younjf 

 shoots of .ItiV.v f/;a»i(/i.s Lindl. Jr. Ee. Knt., II, :{(»(•, llHllt. Taken in the viein- 

 ity of Stanford Inivei-sity. I'alo Alto, California. Wint;eil form not deseriheil. 



L. abiilix Fiteh. Reported by Davidson on Ahiis rniiroliir Parry (White 

 I'ine), where it eolleets in larye eoloniis on the lindis. At I'alo Alto, Califor- 

 nia. Jr. Ee. Ent., II., p. 2!»!), l!t(l!t. 



L. juiiipiri De (Jeer. Taken hy writer on Tlnii/a urciili iilnlis. where it 

 gathers in quite larjie colonies on the stems. Claremont and Santa Paula. 

 California. P. V. Ju Ent.. Ill, pp. r)41-r>4:i, liUl. 



L. aliiifoliac Fiteh. Reported on Ahtiis sp. (Alder) hy Clarke, at Berke- 

 ley and Colfax, California. Can. Ent.. XXXV. p. 24)S. l!l(t!t. Also reported on 

 Alder hy Davidson at Palo Alto, California. Jr. Ee. Ent.. II, p. :{i«i, 1!»0!I. 



L. pini-radidlae Davidson. Found tin needles of Monterey Pine (I'hiiis 

 radinta Ciord.). both in the green house and outside. Palo Alto, California. 

 Jr. E.'. Ent., II, pp. 2!l!>-:{()(l. 1 !)((!». 



Pterochlorus Rondani 

 Syn. Cinara Curtis 

 Dryobius Knch 

 Dryaphis Kirk 

 Tyjic Aphis roboris Linn. 

 No species of this •.'cniis vi't taken in this State. 



ESSIGELLA Del C.ucrcio 



1 ypc Lachnus califomicus Kssip 



E. califoniitiis (Essig) Del (iuercio. Taken by the writer on Cultivalecl 



Monterey Pine {I iiiiis rai'.ialn (Jord. » on Pomona Colle>:e Campus, Claremont, 



California, and at Santa Paula. Califi rnia. P. C. Jr. Ent.. I, p. 4, 1!)0!). (See 



same in this paper.) 



