158 A MANUAL OF DANGEROUS INSECTS. 



B. IMPORTANT ONION INSECTS. 



COLEOPTERA. * 



Curculionida;. 



Hypera nigriroslris Fabricius, H. ononidis Chevrolat; Europe. (See Clover.) 

 Brachycerldje. 



Brachyccrus albidentatus Gyllenhal; Europe; breeds in roots of Allium sativum and A. ascalonicum. 

 Brachycerus corrosus Gyllenhal; Europe; breeds in roots oi Allium roseum. 

 Brachycerus pradieri Fairmaire; Europe; breeds in roots of Allium splixrocepMlum. 

 Brachycerus undatus Fabricius, breeds in roots of Allium roseum. 



OR A CHE. 



(Atriplex hortensis. Family Chenoi^odiacese.) 



Plants cultivated for their succulent vegetation. 



IMPORTANT ORACHE INSECTS. 



COLEOPTERA. 

 Chrysonielidae. 



Cassida nebulosa Linnseus. (See Beet.) 



DIPTERA. 

 Antbomyidse. 



;tc Chortophila (Pegomya) hyoscyami Panzer. (See Beet.) 



OBCHmS. 



(Family Orchidacese.) 



Many species of orchids are imported by florists from all parts of the tropical 

 and semitropical regions. Several important pests have been taken in quarantine. 



IMPORTANT ORCHID INSECTS. 



ACARINA. 

 Tyroglyphldae. 



Rhizoglyphus {Coepophagus) echinopus F. & R. (See Potato.) 



HEMIPTERA. 

 Coccidae. 



Armored — 



Aspidiotus (^Chrysomphalus) alienus Newstead; London, England. 

 :Jf^Aspidiotus (Chrysomphalus) persese Comstock; Central America. 



Aspidiotus {Chrysomphalus) portoricensis Lindinger; Venezuela. 



Aspidiotus (Diaspidiotus) coloratus Cockerell; Guatemala. 

 :^Aspidiotus (Pseudaonidia) articulatus Morgan; Mexico. 

 i^Aspidiotus ( Targionia) biformis Cockerell; Trinidad, Venezuela, Grenada, Central America, Jamaica, 



Antigua, Colombia. 

 ::)f^ Aspidiotus ( Targionia) biformis var. cattleyx Cockerell; Jamaica. 



Diaspis cattleyx Cockerell; Mexico, England. 



Fiorinia stricta Maskell; New Zealand. 



Furcaspis oceanica Lindinger; Venezuela. 



Lepidosaphes cocculi Green; Philippine Islands. 



Lepidosaphes pallida Green; Java. 



Parlatoria mytilaspifurmis Green; Hawaii. 

 ■J^Parlaioria proteus Curtis; India, Brazil, Japan, Philippine Islands, Burma, United States. 

 :Jic Parlatoria pseudaspidiotus Lindinger; India, Philippine Islands, Singapore. Has been introduced into 

 the United States on mangos. 



Pinnaspis longula Leonard!; Straits Settlements. 

 Unarmored — 



Asterolecanium aureum Boisduval; Ceylon, West Indies. 



Asterolecanium epidendri Bouch6; Central America, South America, Samoa. 



Coccus acuminatus Signoret; Hawaii. 



Coccus minimus Newstead; Straits Settlements. 



Pseudococcus glaucus Maskell; New Zealand. 

 ^Pulvinaria floccifcra Westwood; Venezuela, British Isles, Massachusetts, Indiana, California. 



