Baker & Moles. — tiik aleyiíodid.i; of soith a.mkrica (315 



Five genera are at preseiit included in the sub-farai- 

 ly. They may be distinguished as follows: 



Genera of Aleurodicinat 



I. Pupa case with compoimd wax pores 2 



Pupa case withoiit compoiuid wax pores 4 



n. Pupa rase with large compound wax pores, 



liugula conical 3 



Pupa case witli reduced compound wax por 



es, liugula broadly rounded Eudialturodiciis. 



III. Forewiu"- with radius and media well dev- 



eloped, auíeunae of seven segmeuts.. Aleurodicus 

 Forewiug with radius absent, anteunae of 

 four segmeuts Parale ¡¡rodes 



lY. Pupa case with agglomerate pores. radius 

 and media well developed, antennae of sev- 

 en segmeuts Leonardius 



Pupa case without agglomerate pores, rad- 

 ius and medial well developed Dialeurod'uus 



Genus Dialeurodicus ('Ckll.j Quaintance & Baker 



Forewing with radius, radial sector, and media retain 

 ed. Yertex produced into a prominent cone-shaped process 

 Antennae of seven segmeuts, of which the third is the 

 longest. Paronychium of the foot represented by a stout 

 spine. Pupa case flat; no compound pores present, but sim- 

 ple pores, either scattered over the surface or somewhat 

 collected into áreas; vasiform orifico small, liugula setose, 

 short conical, included and armed with four spines. 



Type. — Aleurodicus cockerelUi Quaintance. 



Species of Dialeurodicus (1) 



I. Dorsum with wax tubes formingthe marginal 



rim; shape, large, oval, flat 2 



Dorsum with margin entire; shape, elongate, 



elliptical, narroAved cephalad pulcherrimus 



(1) The foIloAving keys to the species. are complete only for South 

 American fonns. 



