Entomological Society. 317 side of the pod through which it descends to the ground, into which it burrows about an inch, where it assumes the pupa state. Depressaria Gossypiella. Dark fuscous brown, the head and thorax somewhat lighter in colour ; fore wings with an undefined round blackish spot on the disk a little above the centre of a fascia of the same colour, crossing the wings a little above the apex, which itself is black ; under wings silvery gray, darker towards the hinder margin. Length nyths of an inch. Descriptions of new Australian Chrysomelida allied to Cryptoce-phalus. By W. W. Saunders, Esq., President. The name Anodonta having been previously employed in zoology, the author proposes the name of Idiocephala in its stead, and de-scribes the following new species : — Sp. 7. Idiocephala similis, S. Black ; head, thorax and elytra deeply punctured, the latter with the surface undulating, somewhat fuscous at the apex ; body beneath with the sides of the mesosternal region and of the abdominal segments silvery pilose ; legs with a purplish iridescence. Length yft%th of an inch. Cabinet Ent. Club. Inhabits New Holland. Sp. 8. Idiocephala Tasmanica, S. Head rufous brown, with three round yellow facial spots ; antenna brown, darker at the tip, basal joint yellow ; thorax rich rufous brown, margins yellow, and with two yellow longitudinal lines on the disk behind; elytra rufous brown, with the apex and margin round the scutellum yellow, each with four longitudinal carina ; legs rufous brown. Length y^jth of an inch. Cabinet Ent. Soc. Lond. Inhabits Van Diemen's Land. C. Darwin, Esq. Sp. 9. Idiocephala Darwinii, S. Head black, with a large trian-gular patch in front ; antenna dusky brown, basal joints rusty brown beneath; thorax rufous brown, pitchy in front ; elytra punc-tate-striate, dark metallic green, the apex luteous ; legs horn-coloured; tarsi dusky. Length yo(> tn of an inch. Cabinet Ent. Soc. Lond. Taken near Sydney, N. S. Wales. C. Darwin, Esq. Sp. 10. Idiocephala semibrunnea, S. Head shining black ; face rufous brown ; antenna black, basal joints rufous brown ; thorax rufous brown ; scutellum shining black ; elytra brown, punctate-striate, margined with black, which ascends half-way along the su-ture ; legs horny brown ; tarsi pitchy. Length f^th of an inch. Cabinet Ent. Soc. London. Taken near Sydney by Mr. Darwin. Monograph of the genus Nyctelia. By G. R. Waterhouse, Esq., who exhibited the extensive collection of that group belonging to the Marquis de Breme, who was present at the meeting. [This memoir has subsequently been published in the Proceedings of the Zoological Society.] Descriptions of new species of insects collected at Adelaide in South-Western Australia by Mr. Fortnum. By the Rev. F. W. Hope. Fam. BuPKESTiDiE. Sp. 1. Stigmodera Fortnumi. Violacea, capite viridi, thorace
Descriptions of new species of insects collected at Adelaide in south-western Australia by Mr. Fortnum. Proceedings of the Entomological Society for June 6, 1842
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