4S 



HARDIVICKE'S SCIENCE-GOSSIP. 



NOTICES TO CORRESPONDENTS. 



Am. communications relative to advertisements, post-office 

 orders, and orders for the supply of this Journal, should he 

 addressed to the Pubi.ishkk. All contributions, books, 

 and pamphlets for the Editor should be sent to 192, 

 Piccadilly, London, W. To avoid disappointment, contri- 

 butions should not be receiver! later than the 15th of each 

 month. No notice whatever cun be taken of communica- 

 tions which do not contain the name and address of the 

 writer , not necessarily for publication, it desired to be with- 

 held. We do not undertake to answer any queries not 

 specially connected with Natural History, in accordance 

 with our acceptance of that term ■. nor can we answer 

 queries which might be solved by the correspondent by an 

 appeal to any elementary book on the subject. We are 

 always prepared to accept queries of a critical nature, and 

 to publish the replies, provided some of our readers, besides 

 the querist, are likely to he interested in them. We do not 

 undertake to return rejected manuscripts unless sufficient 

 stamps are enclosed to cover the return postage. Neither 

 can we promise to refer to or return any manuscript alter 

 one month from the date of its receipt. AU microscopical 

 drawings intended for publication should have annexed 

 thereto the powers employed, or the extent of enlargement, 

 indicated 111 diameters (thus • x 320 diameters). 



A Parisian' Diatomist is informed that we can tell him 

 nothing of Eulenstein's " Diatomace;e." 



A. L. — A letter awaits your address respecting Ligurian 

 Queens. 



H. D. — Gardner's "Taxidermy." about eighteenpence ; 

 sold by Mr. Gardner, of Oxford Street, London. 



S. F. — I. Lecythea Ruborum with Phragmidium bulbosum. 

 2. Uredo Potentillarum. 3. JPucci/tia glecAomatis. 



W. Geddes. — Please send address to F. Sneyd. 



Miss S. — We cannot undertake to name animals from a 

 tuft of hair. 



H. E. S. — We cannot determine without more extensive 

 examination than we can devote to one correspondent. 



H. D. — No. I. Adiantum nffine, Willd. No. 2. Aspidium 

 annulare, Willd.? Not enough to determine the species. — 

 J. G. B. 



R. H. N. B. — No. l, not a fungus, but diseased state of the 

 tissue. No. 2. Rhytisma (uterinum, a very common fungus, 

 but immature. 



E. S. — A very young Nudibranch, apparently one of the 

 many oceanic species of Eolis. — J. H. 



J. S.,Jun.— No. 2. Too small for determination. No. 3. 

 Probably Sertularia cupressina, but too small to see the 

 habit. 



A. C. S. — This slide contains Arachnoidiscus Ehrenftergii of 

 Bailey. A. Japonicus of Shadbolt is the same as Hemiptychus 

 ornatus, Ehr. = .4. ornatus, Etir. A. Ehrenbergii has no trans- 

 verse costse, and the granules are large (these, however, if 

 examined with a 500 or (iOO and oblique light, will be found to 

 cmsist of several smaller granules). A.ornatus has transverse 

 costae, and small but distinct granules. See Arnott's paper 

 in Mic. Journ., vol. vi. p. 162. — F. K. 



S. B. T.— It is a fungus called Jew's ear, Hirneola auri- 

 cula Judace. 



Y. F. N. TI. S. C. — Please send advertisements to Publisher 

 with full name and address. 



Mr. P. (Worcester).— The publisher remembers no query 

 remaining unanswered. 



Sowerby's Botany.— The publication of this work has 

 been resumed, and the Grasses are being issued. Part 79 — 

 the second of the new volume — will be ready at the same 

 time with this journal. 



EXCHANGES. 



Notice.— Only one " Exchange" can be inserted at a time 

 by the same individual. The maximum length (except for 

 correspondents not residing in Great Hritahi) is three lines. 

 Only objects of Natural History permitted. Notices must be 

 legihly written, in full, as intended to be inserted. 



Wanted, a small quantity of "Bermuda earth" in ex- 

 change for mounted diatoms. — Robert Cooke, Jim., Egre- 

 mont, near Birkenhead. 



Polycysti.va.— Good slides offered forslides of sponge spi- 

 cules, except Spongilla fluviatitis and S. lacustris. — W. Free- 

 man, 165, Maxey Road, Plumstead. 



Mosses. — Sooheria Ittte virens and others for rare mosses 

 or lichens.— Send lists to R. V. T., Wished, Bodmin, Corn- 

 wall. 



Mosses. — Fis.iedens exilis, &c, in exchange for other 

 mosses.— Send lists to J. Bagnall, Jun., 102, New John Street 

 West, Birmingham. 



Five live specimens of the European Water-tortoise [Emys 

 lutaria) given in exchange for line specimens of the common 

 or smooth Snake, Green Lizards, or other live British or 

 foreign reptiles.— W. A. Shoolbred, Jun., Tettenhall Wood, 

 Wolverhampton. 



Plerospora Andromeda.— Seeds of this rare parasitical 

 plant, neatly mounted, in exchange for any other named slide 

 of interest.— Send slide to E. Ward, 38, Bradford Street, 

 Coventry. 



For skin with scales of Eel-pout [Lola vulgaris), send 

 stamped addressed envelope to G. E. Quick, Long Lane, 

 Southwark : any object of interest acceptable. 



Seed of Eschscholtzia Californica, Antirrhinum majus, 

 Bartonia aurea, Oenothera biennis. Tomato, and Bertnla 

 verrucosa, for others.— J. Necdham, Jun., 27, Approach Road, 

 Victoria Park. 



Bombyx Pernyi.— Cocoons and eggs of this magnificent 

 silkworm for tubers of Dahlia and Gladiolus, or other roots. 

 — W. Tyson, 14, Hanover Street, Leeds. 



Skin of Eei from Lough Neagh, and crystals of Yeolite 

 from the Giant's Causeway, prepared for mounting as po- 

 lariscopic objects, for any good object. — W. Gray, (i, Mount 

 Charles, Belfast. 



Echinus Spines, small, unmounted.— Send stamped di- 

 rected envelope, and any object of microscopical interest to 

 W., 65, Wigmore Street, London, W. 



Fossils from the Marl Stone, Inferior Oolite, and Chloritic 

 Marl, for others from different formations j also, rock speci- 

 mens ( West of England; for others.— F. C. Maggs, Yeovil, 

 Somersetshire. 



Uric Acid and other urinary deposits. Good slides of 

 these for other good mounted objects; named diatoms pre- 

 ferred.— W. Overbury, King-street, Norwich. 



BOOKS RECEIVED. 



"The American Entomologist and Botanist." December, 

 1870. 



"The Animal World." No. 16. January, 1S71. 



"The Gardener's Magazine." Part (31. January, 187!. 



"Boston Journal of Chemistry." January, 1871. 



" Land and Water." Nos. 258, 259, 260. 



Hooper & Co.'s " Seed Catalogue " for 1871. 



"The Popular Science Review." January, 187 1. • 



" The Monthly Microscopical Journal." January, 1871. 



"Wonders of the Human Body," from the French of A. le 

 Pileur, M.D. j illustrated by 45 Engravings, by Leveille. 

 12mo. Blackie&Son. 1871. 



" Odd Showers ; or, an Explanation of the Rain of Insects, 

 Fishes, Lizards, &c." By Carriber. London : Kerby & Son. 



"The Doctor." No. 1. Jan. 1871. London: Bailliere, 

 Tindall, & Cox. 



" Birds and Flowers," by Mary Howitt, with 87 drawings 

 on wood by H. Giacomelli. London : Nelson & Sons. 



"The Sea and its Wonders," by Mary and Elizabeth Kirby. 

 London : Nelson & Sons. 



"The Garden Oracle and Horticultural Year Book " for 

 1871, by Shirley Hibberd. Gardener's Magazine Office, 11, 

 Ave Maria Lane. 



"On a Localized Outbreak of Typhoid Fever in Islington 

 during Julv and August, 1870, traced to the use of Impure 

 Milk," by Edward Ballard, M.D. London: J. & A. Churchill. 



" Microscopic Objects," figured and described by John H. 

 Martin. London : Van Voorst. 



"The Dental Register." November, 1870. 



Communications Received.— E. F. E. — H. E. W. — E. II. 

 —J. E. T.— T. P. B. — E. M. P.— R. E.— R. V. T.— E. J. T.— 

 R. M. M.— H. D.— H. R. W.— J. E.-C R.— W. F.— R C— 

 H. E. S.— C F.-J. R. L.— S. F.— A. H.-J. B.-F. S.-J. B. D. 

 —J. R. S. C— A. S.— H. M.— E. W.— S. A. H.-H. E. W.— 

 H. E. R.— G. E. Q.— G. H. H— R. H. N. B.— I. G. B.— 

 H. M. D.— J. N.— P. H. G— J. S. W. D.-F. G. B.— J. H.— 

 C. II. R.— W. T.-G. G.— W. A. S -A. G. H— C. J. W. R.— 

 H. P.— H. B.— E. S.— R. B. S.-W. G.-J. W— H. H. G.~ 

 A. E. M.— Y. F. N. H. S.C.— S. B. 



