264 AUSTRALIAN PSYLLID.ii, 



Legs short, stout. Wings more than twice as long as broad, 

 broad, rounded at tips; primary stalk long; stalk of subcosta 

 longer than that of cubitus, subcosta running parallel to costa 

 forming a long narrow cell but no stigma; radius very long, 

 curving round at extremity to tip of wing; stalk of cubitus short, 

 upper branch of cubitus long, almost straight, upper fork curving 

 sharply downwards, lower fork of about equal length; lower 

 branch of cubitus rather long, upper fork short, rounded, lower 

 fork very short, transverse, slightly turned in at tips ; clavical 

 suture distinct. Abdomen stout. Genitalia ((J) long, upper and 

 lower genital plates long, slender, when closed appearing like a 

 duck's head. 



Hah. — Botanic Gardens, Sydney, N.S.W. (on Eticalyptus sp.; 

 W. W. Froggatt). 



I have named this after Mr. J. H. Maiden, who has helped me 

 on many occasions since I took up the study of this family, with 

 notes, references and specimens. 



EUCALYPTOLYMA ERRATICA, n.Sp. 



(Plates xiv., fig. 8; xvi., fig. 21.) 



Lerip white to pale yellow, formed of a brittle sugar-like 

 secretion which cracks or washes very readily off the leaves, com- 

 mencing at a point, attached along the outer edges of leaf, 

 swelling out, and shaped like a small flattened horn; 4 lines in 

 length, IJ in width at open base; scattered all over the underside 

 of leaves. 



Larva pale yellow, hiding under lerp, but coming out and 

 running about over the foliage. 



Pupa pale yellow; antennae darkest at tips, legs brown, a dark 

 mark on either side of thorax, wing-covers margined with brown. 

 Head small; antennae and legs short; wing-covers small, pointed 

 at tips. Abdomen very large, narrow at base, swelling out to 

 apex, elongate, oval, marked with impressed spots along the sides 

 of dorsal surface. 



