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Show 1/0 DR. J. E. GRAY ON A NEW SPATANGUS. [Mar. 27, is considerably narrower than the space they occupy in the N. narica above referred to. These may all be mere individual peculiarities, since the skulls of the different specimens of Nasua in the Museum, as I observed in the article on Ursidar above quoted, are very variable. Hab. South America. .3. Note on a N e w Species of Spatangus. By Dr. J. E. G R A Y , F.R.S., V.P.Z.S., F.L.S., &c. Mr. Moore has kindly sent me some marine animals in spirits, which have been collected by Capt. Berry, of the ship ' Richard Cobden,' at Pulo Taya, in the China seas, and presented to the British Museum and to the Free Museum in Liverpool by the collector. Among other interesting animals is a new and beautiful species of Spatangus, peculiar in being marked with distinct regularly placed symmetrical black stripes or spots. It belongs to the subgenus Maretia. Spatangus variegatus. SPATANGUS (MARETIA) VARIEGATUS, n. sp. Body depressed, ovate, pale-coloured. Ambulacra of the upper surface, four oblong spots on each side of the middle of the upper interambulacral spaces, the greater part of the anal spines and narrow rings around the elongated spines black. Back with numerous very slender elongated spines, which are more or less arched and directed backwards. The oral surface nearly flat; sternal disk with very few spines ; sides with numerous close-set elongated spines, with enlarged bases, and placed on perforated tubercles. The groups of short crowded spines on the margins of the oral ambulacra dark brown. Hab. Pulo Taya. B.M. The two specimens vary in shape, one being more oblong than |
