PUBLICATIONS OF TIIR RAY SOCIETY. 5 



For the Nineteenth Tear, 1862. 



34. A History of the Spiders of Great Britain and Ireland. 

 By JOHN BLACKWALL. Part II. iv + 210 (175-384) + 34 

 pp., 17 plates. Folio. 1864. 



For the Twentieth Tear, 1863. 



35. The Reptiles of British India. By ALBERT C. L. G. 

 GUXTHER. xxviii + 452 pp., 26 plates. Folio. 1864. 



For the Twenty-first Tear, 1864. 



36. A Monograph .of the British Spongiada?. By J. S. 

 BOWERBANK. Vol. I. xx + 290 pp., 37 plates. 8vo. 1864. 



Fur the Twenty-second Tear, 1865. 



37. The British Hemiptera. Vol. I. Hemiptera-Heteroptera. 

 By JOHN WILLIAM DOCGLAS and JOHN SCOTT, xii + 628 + 

 42 pp., 21 plates. 8vo. 1865. 



38. A Monograph of the British Spongiadae. By J. S. 

 BOWERBANK. Vol. II. xx + 388 pp. 8vo. 1866. 



For the Twenty-third Tear, 1866. 



39. The Miscellaneous Botanical Works of ROBERT BUOVTN. 

 [Edited by JOHN J. BENNETT.] Vol. I, containing I, Geo- 

 graphico-botanical, and II, Structural and Physiological 

 Memoirs, viii + 612 pp. 8vo. 1866. 



40. Recent Memoirs on the Cetacea. Edited by WILLIAM 

 HENKY FLOWER, xii + 312 pp., 6 plates. Folio. 1866. 



I. On the Greenland Eight-Whale. By D. F. ESCHRICHT and 

 J. EEINHARDT. pp. 1-150, pis. i-vi. 



II. On the Species of the Genus Orca inhabiting the Northern Seas. 

 By D. F. ESCHRICHT. pp. 151-188. 



III. Pseiidorca crassidens, a Cetacean hitherto unknown in the Danish 

 Fauna. By J. REINHARDT. pp. 189 -21, s. 



IV. Synopsis of the Cretaceous Mammalia of Scandinavia (Norway 

 and Sweden). By W. LILLJEBORQ. pp. 219-310. 



41. NITZSCH'S Pterylography, translated from the German 

 Edited by PHILIP LUTLEY SCLATER. xii + 182 pp., 10 plates. 

 Folio. 1867. 



For the Twenty '-fourth Tear, 1867. 



42. A Monograph on the Structure and Development of 

 the Shoulder-girdle and Sternum in the Vertebrata. By 

 W. KITCHEN PARKEK. xii + 240 + 60 pp., 30 plates. Folio. 

 1868. 



