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Show 1881.] REPORTS ON THE INSECT-HOUSE. 823 Arctia parasita.-Larvae of this species were deposited by Lord Walsingham, and all are now in pupa, kept in the cool studio. General Remarks.-During the past month I have communicated with many entomologists throughout the world; and I hope by this means that the Society will in due course receive many nice specimens from abroad for the Insect-house. A correspondent in Rio (Mr. Bonninghausen) has already expressed his willingness to assist, and is for that purpose feeding up Attacus auratus and other Saturniidae for exhibition later on. I have also asked for cocoons of the giant Cetonias Goliathus torquatus & c , from a correspondent, M r . Fuller, of Camaroons, West Africa. Report of the Insect-house from August 1st to September 17 th, 1881. Case No. 1. Samia gloveri.-No alteration has occurred in this tase since preceding report. No. 2. Samia cecropia.-The larvae of this species have not done well in the house-those obtained from Brussels growing very slowly, and diminishing by death till the last one died Sept. 8, having only attained about half-growth. No. 3. Attacus cynthia.-Four cocoonswere obtained from the larvae hatched in July; and a perfect insect appeared from one of these on Sept. 4. A nice lot of the larvae, nearly full fed, are now in the cage. No. 4. Attacus pernyi.-The cocoons obtained in July produced fair-sized imagos for the summer brood; and throughout August living moths were exhibited. A very large number of eggs were obtained. These hatched on August 29 ; and there are now in this case and in glass vessels about 300 larvae feeding up ; these will continue feeding into November. No. 5. Attacus atlas.-Imagos were exhibited alive throughout the month of August. I obtained four fair-sized cocoons from the larvae reported on last month ; and these, I anticipate, will emerge in October. These are now exhibited. No. 6. Attacus mylitta.-The sexes of this species not emerging together, no fertile eggs were obtained from our stock. I procured a few eggs from a correspondent; but these were not fertile ; so I procured 50 small larvae, which are now feeding nicely, and will, I hope, produce cocoons, although started so late ; however, they feed nicely upon the evergreen oak, which can be procured as long as required. No. 7. Actias selene.-No change has taken place in this case since m y last Report. No. 8. Actias tuna.-The same remark applies to this case as to no. 7; as, however, both hold cocoons that appear alive, they had best be retained as they are. No. 9. Telea promethea.-No change has been made in this case. No. 10. Antheraa yama-mai.-No more cocoons have emerged. No. 11. Attacus auratus.-My friend, Mr. Bonninghausen, of Rio, has sent m e 8 cocoons of this fine species (hitherto not recorded as bred in this country) by post; on arrival 5 were found |