227 



1091. Howardia biclavis (Comst.)- 



{TJie Mining scale.) 



Chionaspis(?) biclavis Comst., 2nd Rep. Dep. Ent. Corn. Univ., p. 98 (1883). 



Intr. Ent., p. 153 (1888). 

 Aspidiotus theas Green (non Mask.), Ins. Pests, p. 13 (1890) female. 

 Chionaspis biclavis Craw, Rep. Cal. Bd. Hort., p. 14 (1891). 



" " Morg., Ent. Mon. Mag., xxviii, p. 15 (1892). 



" " Riley & Hovif., Ins. Life, iv, p. 400 (1892). 



Howardia " Berl. e Leon., Riv. Pat. Veg., iv, p. 34S (1896). 



Chionaspis " Green, Ind. Mus. Notes, iv, p. 2 (1896). 



Howardia " Ckll., Bull. Bot. Dep. Jam., p. 256 (1896). 



" " Berl. e Leon., Annali di Agr., p. 127 (1S98). 



Ckll., Jn. N. Y. Ent. Soc, vii, p. 258 (1899). 

 Chionaspis " de Charm., Pr. Soc. Amic. Scien., p. 30 (1899). 

 " " Green, Cocc. Ceylon, pt. ii, p. 152 (1899). 



" " Newst., Mon. Brit. Cocc, i, p. 190 (1901). 



Habitat.— Washington, D. C; Ohio; Cal.; Mex.; West Indies; Tahiti; 

 Ceylon; Japan; Hawaiian Islands; Mauritius; England; Ireland (in 

 conservatories). 



On orange; lime; coffee; tea; tamarind ; Flacourtia; Cinchona ; Ochrea 

 sapoti ; Bixa orellana; Ficus laurifolia ; Anona muricata; Hibiscus aculea- 

 tus; Microglossa zeylanica. 



Howardia biclavis detecta (Mask.). 

 Chionaspis biclavis var. detecta Mask., N. Z. Trans., xxvii, p. 49(1894). 

 Habitat. — Hawaiian Islands. 



Genus DIASPIS Costa. Type, calyptroides=echinocacti. 



Diaspis Costa, Prospetto nuova Div. Met. Coccus, p. 7 (1828) described but 

 no type named ; Faun, del Reg. Nap., Cocciniglie, p. 19 (1835): Sign., 

 Ann. Soc. Ent. Fr., (4), ix, p. 431 (1S69): Comst., Rep. U. S. Dep. Ag., 

 1880, p. 310 (i88i); 2nd Rep. Dep. Ent. Corn. Univ., p. 85 (1883): Mask., 

 Ins. Nox. Agr. N. Z., p. 45 (1S87): Green, Coccidje Ceylon, pt. i, p. 86 

 (1896): Newst., Mon. Brit. Cocc, i, p. 151 (1901). 



1092. Diaspis arizonica Ckll. 



Diaspis arizonicus Ckll., Can. Ent., xxxii, p. 131 (1900). 

 Habitat. — Arizona. 

 On Prosopis velutina. 



1093. Diaspis australis Hemp. 



Diaspis australis Hemp., Rev. Mus. Paul., iv, p. 521 (1900). 



" " " Ann. Mag. N. H., (7), viii, p. 109 (1901). 



Habitat.— Brazil. 

 On Myrtaceae. 



