Psittacula longicauda nicobarica -- Long-tailed Parakeet. Alternate name on piece: Palaeornis nicobaricus [Nicobar parrakeet] 3 notes on form; "erethrogenis" (reference to an unacceptable name for the bird--explained in published text). [Curtis] 7-4563. Title in pencil by Sotheran, bookseller. Artist's name(s): Gould, John; Richter, Henry Constantine.