Hai 92 



Hair-scales. — Spinules. 



Halberd-shaped. — Triangular, hollowed out at the 

 base and sides. (Gr. helm, and harle, an axe.) 



Halteres. — Two small knobbed appendages rising 

 from each side of the thorax in the order Dipt era 

 just where the posterior pair of wings would 

 arise were they present, and to which they are 

 analogous. They tend to balance the insect in 

 flight, and are sometimes termed the balancers, 

 or poisers, or malleoli. (Gr. halteres, weights 

 held in the hand to give impetus whilst leaping ; 

 Gr. hallomai, to leaji.) 



Hamule. — A small hook ; having the end hooked. 

 (L. hamus, hook.) 



Hamuli. — (L. hmnns.) See Hooklets. 



Hamus. — " The Hook " ; a hook fixed to the base 

 of the costal nerve on the underside of the 

 wings. (L.) 



Harpes. — Teeth and ridges situated on the inner 

 surface of the claspers. (Gr. harpe, a scimitar.) 



Hastate. — Halberd-shaped ; triangular hollowed 

 out at the base and sides with the posterior 

 angles spreading. (L. hasta, a spear.) 



Hastate pupil. — When the pupil of an eye of colour 

 is a halberd -shaped spot of colour. (L. hasta, 

 and pnpilla.) 



Hatching spines. — (Embryol.) A low conical 

 spine, for the purpose of rupturing the egg- 

 chorion, situated on the embryonal cuticle of 



