Zoological Society. 133 



white; chin, abdomen and under tail-coverts white; breast, sides of 

 the neck, and a narrow colhir surrounding the back of the neck, 

 white, crossed by numerous narrow freckled bars of black ; irides 

 dark brown ; upper mandible dark olive-brown, lower white, with a 

 black tip; legs j)ale yellow, claws black. 



Total length, 9^ inciies ; bill, 1 ; wing, 5| ; tail, .5 ; tarsi, 1. 



Hab. Port Essington. 



Malurus pulcherrimus. Mai. Mas: vertice, et fascid dorsali 

 splendide violaceo-cccruleis ; orbitis et plumis auriculurihus ex 

 arugine ccerulcis ; guld indico-caruled, nlgro subtus indiatincte 

 marginatd ; plunils scapulnribus castaneis ; loris, nuchd, et dorso 

 imo holoser'ico-nigris. Foera. -.fuscu, subtus puUidior, orbitis ru- 

 bidtfiiscis. 

 Crown of the head and a broad band across the centre of the back 

 rich glossy violet-blue ; space surrounding the eye and the ear-coverts 

 verditer-bluc ; throat intense indigo-blue, bounded below by an in- 

 distinct band of black ; lores, collar surrounding the back of the neck, 

 and the lower part of the back, deep velvety black ; scapularies chest- 

 nut; wings brown ; tail dull greenish blue, indistinctly barred with a 

 darker tint and slightly tipped with white ; abdomen and under tail- 

 coverts white ; bill and feet black ; irides dark brown. 



Female dull brown, paler beneath ; tail-feathers like those of the 

 male, but less bright ; bill and space round the e}'e reddish brown. 



Remarks. — \'ery similar in its markings and general contour to 

 M. Lamberti; it maj' however be always distinguished from that 

 species by its larger size and by the deep indigo-blue colour of the 

 throat and chest, which jiarts are black in M. Lamberti. 



Total lensrth, 5+ inches ; bill, A ; winff, 2 ; tail, 31 ; tarsi, -f4. 

 Hab. Western Australia. 



Pachycephala Gilbertii. Pack. Mas : colore saturate olivaceo- 

 fusco ; capite plumbeo ; loris nigris ; guld ferrugined ; humeris 

 subtus, abdomine medio, crissoque arenaceis. Foem. differt, loris 

 non nigris, neque guld ferrugined. 

 The plumage dark greyish olive-brown ; the head dark slate-grey, 

 and the breast of a lighter grey ; the lores black ; throat rust-red ; 

 under surface of the shoulder, centre of the abdomen and under tail- 

 coverts sandy buft'; irides light brown; bill and feet black. The 

 female is similar in colour, but is destitute of the black on the lores 

 and the red on the throat. 



Total length, G| inches ; bill, \jr ; wing, 3§ ; tail, 3| ; tarsi, 1 . 

 Hab. Western Australia. 



July 9th. — William Horton Lloyd, Esq., in the Chair. 



" Descriptions of a number of new species of Shells belonging to 

 the genus Cytherea," by Sylvanus Hanley, Esq. 



Cytherea varians. C testd ovato-cordatd, incequilaterali, subven- 

 tricosd, tenuiusculd, albv, maculis et lineis angulatim fiejniosis cas- 

 taneis variegatu, concentrice {et antice prcesertim) sulcato-striatd ; 

 lunuld niagnd, cordatd, lined impressd circumscriptd, alba, maculd 



