52 NORTH AMERICAN THYSANOPTERA. 



Lilac, California. (See Ceanothus thyrsiflorus.) Page, 

 mountain. (See Ceanothus ap.) 

 wild. (See Ceanoi^MS sp.?) 



Liliacese, food plants of Heliothrips hxmorrhoidalis 23 



Limothrips 11, 25 



avenx=Limothrips cerealium 25 



cerealium 25 



Liothrips 13, 20, 33 



hakeri 20, 33 



citricornis 20, 33 



fasciculatus 20, 33 



stenoceps 20, 33 



taken with Liothrips fasciculatus on wild buck- 

 wheat 33 



mcconnelli 20, 33 



ocellatus 20, 33 



umbripennis 20, 33 



mexicanus 20, 33 



Lissothrips 12, 30 



muscorum 30 



Lupine, purple. (See Lupinus sp.f) 



Lupinus, food plant of Euthrips insularis 27 



sp.?, food plant of JEolothrips kuwanaii 22 



Madrona. (See Arbutus menziesii.) 



Malacothrips 13, 31 



zonatus 31 



Malpighiceae, food plants of Heteroihrips decacornis 29 



Mango, food plant of Heliothrips hsemorrhoidalis 23 



Manzanita. (See Manzanita manzanita.) 



Manzanita manzanita, food plant of Orothrips kelloggii 21 



Maple, hard. (See Acer saccharum.) 



soft, food plant of Trichothrips buffse 30 



Megalothrips 13, 21, 34 



hesperus ! 21, 34 



spinosus 21, 34 



Milium effusum, food plant of Baliothrips basalis 22 



Mimulus sp., food plant of Thrips viagnus 23, 36 



Mina lobata, food plant of Heliothrips femoralis 23 



Monkey flower. (See Diplacus glutinosus and Mimulus sp.) 



Moouflower, food plant of Heliothrips femoralis 23 



Moss, food plant of Lissothrips muscorum 30 



Liothrips ocellatus taken thereon 33 



Mullein, food plant of Anthoihrips verbasci 29 



wild, food plant of Trichothrips femoralis 30 



Mustard, wild, food plant of Cephalothrips errans 31, 44 



Neothrips 13, 32 



corticis 32 



Nicotiana tabacum (see also Tobacco). 



food plant of Chirothrips mexicanus 25 



Nightshade, food plant of Euthrips citri 26 



Oak leaves, fallen , Idolothrips flavipes taken therein 33 



Liothrips umbripennis mexicanus taken in galls 33 



taken on various species 33 



scrub. (See Quercus dumosa.) 

 tanbark. (See Quercus densiflora.) 



