152 THE VICTORIAN NATURALIST. 



collections, which is an error, IV. annulata being the following 

 species, found only in New Zealand. 



Nyctemera annulata. Bois. 



La>va. — Head black, shining, narrower than the 2nd segment. 

 Body velvet black, with 3 interrupted lines (dorsal and sub-dorsal) 

 of deep orange, the sub-dorsal lines enclosing the spiracles, which 

 are black. On each segment are 6 glossy blue-black tubercles, 

 from which spring bunch.es of hairs, those of the dorsal region 

 being black, those of the lateral region ashy drab. Under side 

 dull slate colour, as are also the legs and feet. Length, 20 mm. 

 Food plants, various species of Senecio. 



ASURA LYDIA. Don. 



Egg. — Golden bronze in colour, obconic, swollen at the upper 

 end and slightly flattened. Laid in long strings, agglutinated 

 together, 30 or 40 eggs being sometimes attached to each other. 

 Trichetra mesomelas. Walk. 



Pupa. — Dull pitchy, paler at the junction of the segments, 

 enclosed in rather a thick cocoon, dull drab in colour, with which 

 some small fragments of the food plant and other extraneous 

 matter are mingled. Length, 23 mm. Found under the bark of 

 eucalyptus at Geelong. The moth emerged on 27th December, 

 and proved to be a female. She laid a large number of eggs 

 in masses of hairs from the anal tuft. These were pale bluish 

 green in colour, ovate and shining. 

 Orxjyia tricolor. H. Sch. 



Egg. — Perfectly spherical, dull cream colour, the mass con- 

 taining over 300 eggs, deposited, as usual with the genus, upon 

 the old thin cocoon. 



Larva (full grown). — Ground colour velvet-black on the dorsum, 

 dull orange laterally, sub-dorsal region slate-grey. Head bright 

 chestnut brown, segments 2 and 3 with broad transverse stripes 

 of bright orange. On segments 4, 5, 6, 7 are the usual long tufted 

 pencils of hairs, slate-grey; another from the anal segment, and 

 from the base of the head a long series of clubbed hairs directed 

 forwards. On 9 and 10 are raised ( truncately flattened tubercles,, 

 sealing-wax red. Each segment has the usual series of tubercles 

 bearing long hairs, pale tawny in colour, giving on the sub-dorsal 

 region the appearance of a double line. Spiracles dull yellow, 

 under side dull orange red, feet and legs of same colour. Length, 

 35 — 40 mm. Several species of Acacia. 



Cocoon and Pupa. — The former is loosely formed out of the 

 lo"g hairs of the larva, the colour a pale fawn drab ; the pupa case, 

 which is plain chestnut, being plainly visible. Length, 18 mm. 



Imago (female). — Covered with long silky hairs, fawn drab in 

 colour, the rudimentary wings abruptly truncate. Head, antenna^ 

 and feet darker in colour than the rest of the body. Length, 2a 

 mm. ; width, 8 mm. 



