HEMIPTERA 37 



03F309 Coccus 69P527 Mytilaspis 90C479 91R487 92L196 

 94C95 96C41 96M149 rounded Anterior spinnerets three 

 newsteadi Sulc 95S8 G3C74 eleven to seventeen ulmi Linn 

 03F314 Coccus 1758L455 Mytilaspis pomorum 90C184 477 

 91R487 92L195 94B360 363 365 961154 01S217 02J219 Aspid- 

 iotus conchiformis 82C56 66 72 84 83C22 84C32 87K345 558 



Chionaspis With a single median lobe quercus Corns 

 81C319 83C105 90P103 03F223 with two median lobes Spin- 

 nerets wanting citri Corns 83C101 96C38 about six lateral 

 assimilis Mask 88M102 96C35 03F214 about ten euonymi 

 Corns 81C313 91R487 96C38 over twenty Second and third 

 lobes notched dificilis Coc 96C21 96C41 96C38 divided into 

 lobules Inner lobule of second lobes at least half as wide 

 as median lobes a about a third as wide Lateral spinnerets 

 more than fifty-five wistariae Cool 97C280 99C39 03F226 less 

 spartinae Corns 83C106 03F226 Outer lobule of second 

 lobes nearly as long as inner pinifoliae Fitch 99C30 03F221 

 03C74 Aspidiotus 55F488 about half as long Two spines at 

 base of median lobes ortholobis Corns 81C317 99C17 03F221 

 one Inner lobule of second lobe narrowed outwardly fur- 

 fura Fitch 99C88 Aspidiotus 56F352 not salacisnigrae Walsh 

 99C19 Aspidiotus 68W40 



Aulacaspis Lateral spinnerets about continuous rosae 

 Douche 03F236 Aspidiotus 34B14 Diaspis 96C40 not contin- 

 uous Median spinnerets not over thirteen pentagona Targ 



1758 Linnaeus Syst Nat i 34 Bouche Naturg Ins 55 

 Fitch Rep Ins N Y ii 56 Fitch Rep Ins N Y iii 68 Walsh 

 Rep Ins 111 i 69 Packard Guide Study Ins 81 Comstock 

 Rep U S Dept Agr 82 Chapin Rep Cal State Bd Hort 83 

 Chapin ibid 83 Comstock Rep Cornell Dept Ent ii 84 

 Chapin Rep Cal State Bd Hort 85 Targioni Tozetti Rev 

 Bacc 87 Klee Rep Cal State Bd Hort 88 Maskell Trans 

 Roy Soc S Aust 90 Comstock et al Rep Cal State Bd Hort 

 90 Packard Rep U S Ent Comm v 91 Riley & Howard In- 

 sect Life iii 92 Lelong Rep Cal State Bd Hort 94 Barber 

 et al ibid 94 Craw et al ibid 96 Craw ibid 96 Craw Bull 

 U S Div Ent Tech iv 96 Melville Rep Cal State Bd Hort 



97 Cockerell Cal Fruit Grower 97 Cooley Canad Ent xxix 



98 Cockerell Psyche viii 99 Cooley Spec Bull Hatch Exp 

 Sta 01 Stewart Rep Cal State Bd Hort 02 Janssen ibid 

 02 Cockerell The Ent xxxv 03 Coleman Journ N Y Ent 

 Soc xi 03 Fernald Bull Hatch Exp Sta Ixxxviii 



Oyster shell scale=L. ulmi 



