250 



THE BRITISH NATURALIST. [Octobfr, 1894. 



first, but has since identified as Nephrocerus flavicornis. Both insects 

 are new to the British List of Diptera, and I have presented them to the 

 National Collection. — Frederick C. Adams, 68, St. Ermin's Mansions, 

 Westminster, and Fern Cottage, Lyndhurst. 



Books Received. 



"Science Gossip." " Entomohyisf's Record." "The Naturalist." " Le Naturalistc Canadiene.*' 

 " American Month/,// Microscopical Journal" $c. 



EXCHANGE. 



Duplicates. — Bembeciformis, Populata, Carpini, Litura, Flavago, Gemina Pisi, 

 Tages, Micacea, Testacea Advenana, Ferruginea, Lactearia, L. comma. Alsines, 

 Neustria, and fifty species preserved larvae. Desiderata, very numerous. — J. Hame, 

 15 r, Chiltern Street, Hull. 



Wanted, Busk's Catalogue, and pamphlets on Polyzoa.— -J. Smith, 121, Bewsey 

 Terrace, Warrington. 



Wanted, living specimens of any of the Orb-weaving Spiders f Epeirides and 

 Ulobonides). for which cash or good exchange will be given. — John Rhodes, Technical 

 School, Accrington. 



Duplicate Coleoptera. — Dorytomus vorax, Pt. oblongo-punctatus. Deporaeiis betulae, 

 C. campestris, Rhizophagus bipustula tus, Pogonus luridipennis (2), Si cylindricum, 

 Melanoius rufipes. Cleonus sulciros tris. Melandrya caraboides, &c. Desiderata, 

 numerous. — F. W. Lambert, 70. St Giles, Oxford. • 



Duplicates. — Adippi (fine and long series), Cardamines, Alveolus, Fages, Lucina. 

 Tithonus, Geryon, Edusa (males). Desiderata. — Blandina, Zonaria, and many others, 

 (Fine and well set only.)— F. W. Lambert, 70, St. Giles, Oxford. 



Coleoptera. — Duplicates : Phinus germanus, Caenopsis waltoni, Amalus scortillum, 

 Phytobius 4-tuberculatus, Tachys bistriatus, Anthonomus rosinae, Ochina hederae, 

 Dryophilus pusillus, Platytassus echinatus, Apion vernale, Scymnus mulsanta, 

 S. haemorfhoidalis, S. frontalis, Telephorus haemorrhoidalis, Anthicus instabilis, &c. 

 Desiderata : Offers of scarce and local Coleoptera. — A. Ford, Glen Mount, Bray- 

 brooke Road, Hastings. 



Duplicate Lepidoptera. — D. caprophila,"* E. venosata,* V. urticae* (Manx), X. 

 cerago,* X. silago,* P. pulchrina, P. iota, S. menthastri (larvae and imagines), H. 

 elutata. H. oculea, M. strigilis, L. pallens, L. impura, T. orbona. Disiderata: 

 numerous. — H. Shortridge Clarke, Sulby Parsonage, Lezayre, Isle of Man. 



Wanted. — The following numbers of Knowledge : — Nos. 188 and 190, vol. vii. 

 (1885) ; Nos. 192, 194, 197, 199, 201, 204, and 206, vol, viii. — G. A. Lewcock, 

 5, Minet Gardens, Harlesden. N.W. 



Preserved Larv.?:. — Duplicates : Quercus, Urticae, Jaccobas, Caja, Bucephala, 

 Lanestris, Carpini. Cceruleocephala Cossus, Porcellus, Atalanta, and Menthastri. 

 Desiderata : Any of the clearwings Sponsa, Nupta, Promissa, Villica, Dominula, 

 B. rubi, Plantaginis, Batis, and many others. — S. B. Chandley, Latchford, 

 Warrington. 



