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oblique, obscurely lobed cotyledons, which are epigæous in

brooded. The male assists the female in the act of oni. germination, and a long ascending radicle applied to the position, seizing her round the neck. The method of edges of the cotyledons.

oviposition is discussed, and varidus statements that have So far as

at present known Juliania is confined to been made by different entomologists from time to time are Mexico, and the various species occur in isolated localities shown to differ from the results of observations on this between about 17° 40' and 23° N. lat., and 97° and 1040 species. W. long., and at altitudes of about 1500 feet to 5500 feet.

CALCUTTA. The habitat of the Peruvian Orthopterygium Huaucui Asiatic Society of Bingal, August 1.-Bibliomancy, is 2000 miles distant from the nearest locality of any species divination, superstitions amongst the Persians: Lieut.. of Juliania. The exact position of the only place in which Colonel D. C. Phillott.-Gentiana Hügelii, Griseb., reit has been found cannot be given, but it is in the Province described : Dr. Otto Stapt. In 1835 Baron Karl von of Canta, in the Department of Lima, between 11° and Hügel collected this gentian in Kashmir, and the specimens 12° S. lat.

are preserved at Vienna. They have never been examined Paris.

by writers on Indian gentians, and because Grisebach did Academy of Sciences, September 3:- M. A. Chauveau not describe them quite accurately the species has never in the chair.-Observations of the Kopff comet made with been fully understood. A new description is therefore the bent equatorial at the Algiers Observatory : M. F. Sy.

and is offered with illustrations.-Si ertia Details of 'observations made on August 24 and 25. The angustifolia, Ham., and its allies : 1. H. Burkill..in comet appeared as a round nebulosity, with a nucleus, the account of Swertia angustifolia, with pulchella and amnis, lustre of which was comparable to a star of the twelíth S. corymbosa, S. zeylanica, and the whole of their close magnitude.-Observations of the Kopff comet (1906e) made alliance, based on an examination of all the material avail. with the bent equatorial (32 cm.) of the Lyons Observatory : able at the herbaria at Kew, at the Natural History J. Guillaume. Results for six nights, August 26–31.—The Museum, South Kensington, at the Jardin des Plantes growth of multiform functions : Georges Rémoundos.- | Paris, and Shibpur, Saharanpur, Madras, and Description of an autocollimator level with a mercury Peradeniya, Ceylon. Some of the species defined are used horizon : MM. Claude and Driencourt. The description medicinally for the true Chiretta.-Notes on some rare and is accompanied with a diagram of the apparatus, for which interesting insects added to the Indian Museum collection a greatly increased accuracy is claimed.—The determin- during the year 1905-6: C. A. Paiva. Notes on speciation of the melting points of the alloys of aluminium with mens, chiefly of Hymenoptera and Hemiptera, collected in lead and bismuth by means of thermoelectric pyrometers : Calcutta and the Darjiling and Purneah districts, together H. Pécheux. The melting points were studied by two with a list of the Hymenoptera received from the Seistan couples, platinum 10 per platinum-iridium and Boundary Commission.Bulbophyllum Burkilli : a hitherto nickell copper. The temperatures given by each couple for undescribed species from Burma : Captain A. T. Gage. eight alloys are stated, and the agreement is sufficiently A description of a new Bulbophyllum from the Burma good for the author to suggest that the nickel-copper couple Siamese frontier, Tenasserim, which has flowered in the may render good service for commercial uses. The action Royal Botanic Garden, Shibpur. of nascent hypoiodous acid on unsaturated acids. lodolactones : J. Bougault.-Starchy material studied with the aid of our knowledge of the colloidal state : G. Malftano.

CONTENTS.

PAGE -- The isomorphism of northupite with tychite: A.

The Phenomenon of " Dead. Water." de Schulten.

W. H. White, K.C.B., F.R.S.
NEW SOUTH Wales.

Segregation as a factor in Evolution. By J. a. I. 356 Linnean Society, July 25. - Mr. Thomas Sierl, president, Entomological Studies. By F. M. in the chair.—The botany of north-eastern New South Our Book Shelf :Wales : F. Turner. The paper gives a general account of Martin-Duncan : "Insect Pests of the Farm and the indigenous vegetation and of the exotic weeds of the Garden' country comprised between the New South Wales-Queens- Alexander : “ Elementary Electrical Engineering in land border and 32° S. lat. ; the S. Pacific on the east, Theory and Practice and 152° 20' or 151° E. long. From a botanical point of “Immanuel Kants Grundlegung zur Metaphysik der view, the region in question is one of the most fertile and

Sitten” interesting sections of country in Australia, and a census

Letters to the Ediior: of its semi-tropical flora is estimated to comprehend 734 The Mixed Transformation of Lagrange's Equations. genera and 1767 species.-A review of the New South Prof. T. Levi-Civita ; A. B. Basset, F.R.S. Wales species of Halorrhagaceæ, as described in Prof. The alleged Triassic Foraminisera of Chellaston, near A. K. Schindler's monograph (1905), with the description Derby.-Prof. Grenville A. J. Cole. of a new species : J. H. Maiden and E. Betche. The While. and Brown-shelled Eggs. -L. M. F., paper contains a list of New South Wales species of Flashlight Photographs of Wild Animals. literHalorrhagacex, showing the important changes made by trated.) By R. L. Prof. Schindler, and gives description of a new species,

A Search for a Buried Meteorite. By L. Fletcher, H. verrucosa, from Woodburn, Richmond River, the specific F.R.S. name being given from the character of the fruit. Its Prof. H. Marshall Ward, F.R.s.' By Prof. s. H nearest ally in Schindler's classification is H. tenuis, and Vines, F.R.S. in Bentham's H. micrantha, R.Br.-Notes on the hymeno- Charles Baron Clarke, F.R.S. pterous genus Megalyra, with descriptions of new species : Notes il. W. Froggatt. A general account of the members of Our Astronomical Column :this curious genus of parasitic Hymenoptera is given, with

Holmes's Comet (1906). notes on the species previously described, their general Finlay's Comet (1906) structure, and the longicorn beetles the larvæ of which they

Comet 1906e (Kopff) parasitise. Eight new species are added to the seven The Planet Mercury previously described from Australia.- Description of a new Observations of Saiellites tick of the family Argasida : W. W. Froggatt. The Engineering at the British Association. By T H B. “ fowl-tick, Irgas

americanus, has been Education at the British Association. By Hogh acclimatised in Australia for more than twenty vears.

An

Richardson indigenous species is now described. This Argasid is International Testing Congress common in the clay nests of the fairy martin, Petrochelidon

The Anti-Tuberculosis Campaign.

By Dr. R. (Lagenoplastes) ariel, and is usually to be found under the Fielding. Ould lining of feathers and grass resting against the clay in the atmospheric Electricity in Algeria. By Dr. C. nests containing the young birds, and for some time after Chree, F.R.S. the nestlings have flown.-The life-history of Lestes leda : University and Educational Intelligence R. J. Tillyard. The species is shown to be double- Societies and Academies

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