( 511 ) ---5. Cyclopsittacus nanus De Vis. I cannot, frona the description of Mr. De Vis, make out any real differences between this and ('. suavissimus, excejrt that the wing is five millimetres shorter. <i. Psittacella madaraszi Meyer. Of this rare Parrot I have received two more skiu.s from the mountains of British New Guinea. DESCRIPTIONS OF THREE NEW KANGAROOS, AND NOTES ON THE SKULL OF DENDEOLAGUS BENNETTIANUS De Vis. By the HON. WALTER and N. C. ROTHSCHILD. 1 . Dendrolagus maximus sp. uov. Female adult. — Xape-hair from withers to crown directed forwards. Fur coarse and harsh. Build more thick and clumsy even than in IK ursinf(!<. Rhinarium and general affinities nearest to />. innstiis. This species, however, differs from all the rest by its much larger size. Back of head and neck from the crown to the withers black, each hair tipped with earthy grey. Back from withers to just above root of tail black, under fur and base of long hairs dark chestnut-red. Cheeks, chin, and throat greyish white; breast and belly reddish grey, or perhaps greyish buff. Foreljmbs brownish grizzly grey: hindlimlis whitish grey, fading into yellowish white on the posterior side of the hip. Anal region and base of tail yellowish white. Tail whitisli grey, with dark grey ill-defined rings throughout its length. Hiudtoes black.* Skull : forehead inflated. Fronto-nasal suture curved backwards. There are two pairs of j)0stiialatHl foramina instead of one pair. P* mnch broader than m', its posterior much greater than its anterior transverse diameter. FoM/it/.— Upper surface more grizzled than in adnlt : lower back and base of tail very rnfous ; tail darker grey, not ringed. Hab. Dutch New Guinea (coll. Bruijn). * On upperside nf tail near the root is a large nearly circular naked cushion nf a black colour, and corrugated and granulated like the .soles ot the hindfeet.