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Show 654 THE SECRETARY O N T H E INSECTARIUM. [J Melitcea cinxia.-Imagines of this species were bred from larvae during the month ; and perfect insects were on view nearly the whole month through. NemeoBius lucina.-Imagines of this species emerged from pupae during the month. Heterocera. Chelonia caja.-Larvae of this species attained a fine size, and produced large imagines, commencing to emerge at the latter end of the month. Chelonia villica.-The larvae of this species spun up during the early part of the month ; and many fine imagines have been produced during the last ten days of the month. Callimorpha dominula.-Larvae and pupae of this species were on exhibition during first half of the month, and imagines during last half. The species fed up well, and produced full-sized imagines. Odonestis potatoria.-This species fed very slowly during the month. Cocoons were formed towards the latter end. Orgyia gonostigma.-The handsome larvae of this species were exhibited during the earlier part of the month, and some females (apterous) bred and exhibited. Lasiocampa quercifolia.-The larvae of this species fed up well, and produced full-sized cocoons towards the end of the month. Saturnia carpini.-Larvae of this species hatched from eggs obtained May 24. Food-plant Plum. BomByx neustria.-A colony of these larvae were obtained small, and have fed up well, many cocoons being in the cage at end of the month. Cossus ligniperda.-A piece of the branch of a willow-tree much bored, and containing larvae of this species, was exhibited from the 28th instant. Catocala fraxini.-The larvae of this species obtained from eggs grew well till they were nearly an inch long, when they refused food and gradually died off. A second batch retained in my studio were then placed in the Insectarium; and these likewise died. I think they were hatched too early. Catocala sponsa.-Young larvae of this species obtained from eggs did not do well, gradually dying off. I retained a few in my studio, and put them in the Insectarium when an inch long; and they rapidly fed up, and are nearly full-fed. Uropteryx sambucata.-The stick-like larvae of this species were very interesting when visitors could distinguish them from the twigs of hawthorn upon which they were feeding. EUROPEAN RHOPALOCERA. Apatura ilia.--Two larvae of this species obtained from Germany. Both are now full-fed and about changing. Me1ita?a maturna.-Imagines of this species were bred from larvae sent from Germany. |