LES COCCIDÉS UTILES 319 



n. Ckroplastes 



a. Ceroplastes ceriferus. 



î. Anderson. Monograpkia Cocci ceriferi. Madras, 1790. 



G. Pearson. Observations and experimenls on a wax-like substance resemhling 

 llie Pé-la of tlie Chinese, coUected al Madras by D' Anderson, and called by 

 him White Lac. Philos. Trans., LXXXIV, p. 383-401, 1794. 



J. 0. AVestwood, Note on Insects producing Wax from Port Natal and China. 

 Journ. Linn. Soc. ZooL, I, p. 104, 1857. 



b. Ceroplastes rusci. 



F. Columna, Purptira, hoc est de purpura ab animali testaceo fusa, de hoc 

 ipso animali, aliisque rarioribus testaceis quibusdam. Romaî, in-4'', 1616. 



F. Seslini, Su di unanuova qualilà di cera. Nuovo Cirapiito, p. 21, 1866. 



A. Targioni-Tozzetti. Corne cerle Cocciniglie sieno cagione di alcune melate 

 délie piaule, e di alcune Ruggini; e corne la Cocciniglia del Ficodia in abbon- 

 danza una specie di cera. Atti dei Georgofili (2), XIII, 1 866. 



A. Targioni-Tozzetti. Sur la cire quon peut obtenir de la Cochenille du Fi- 

 guier (Coccus caricaî auct.). Comptes-rendus, LXV, p. 246, 1867. 



c. Autres Ceroplastes. 



A. Chavannes. Note sur deux Coccus cériféres du Brésil. Ann. Soc. entora. 

 de France (2), VI, p. 139-145, 1848. 



J. Edw. Gray. Spicilegia Zoologica, 1828. 



A. White. Descriptions of some apparently new species of Homoplerous In~ 

 ec.ts in Ihe Collection of tlie British Muséum. Annais and Magazine of Nat. Ilis- 

 tory, XVII, p. 330, 1846. 



C. Ericerus 

 Ëricerus Pe-la. 



Brodie. An Investigation on Ihe Chemical Nature of Wax. — //. On ihe Che- 

 mical Nature of a Wax from C/ii«a. Phil. Trans., CXXXVIII, p. 159-171, 

 1848. 



P. Champion. Utilisation de la cire de Pé-la pour la fabrication des bougies. 



