ArSTHALIA. AND TASMANIA. 19 



Habitat. — Cape G-renville, Nortli Queensland, cast ashore on the beaches 

 in vast numbers. (J. Brazier.) This species is thicker, wider at the 

 aperture, nearly all white, with very few reddish-brown radiating stripes, 

 and more depressed round where the umbilicus should be than in typical 

 Nautilus pompilius, Linne. 



Nautilus stenomphalus, Sowerby. 

 Nautilus stenomphalus, Sowerby, Thes. Conch., Vol. II, p. 465, pi. 97, fig. 3, 

 1848. 



Nautilus stenomphalus, EeeA^e, Conch. Icon., Yol. XII, pi. 5, fig. 4, 1861. 



Nautilus stenomphalus, Kuster, Conch. Cab., sec 55, p. 11, pi. 3b, 1868. 



Nautilus stenomphalus, Brazier, " Chevert " Exped. Shells, Proc. Linn. See, 

 New South Wales, Yol. II, p. 144, No. 3, 1877-1878, 



Nautilus stenomphalus, Tryon, Manual of Conchology, Yol. II, p. 210, pi. 

 99, fig. 509, 1879. 



Nautilus stenomphalus, Hoyle, Report on the Cephalopoda, H.M.S. " Chal- 

 lenger,"' Zoology, Yol. XYI, p. 47, No. 5, 1886. 



Habitat. — Darnley Island, Torres Straits. (J. Brazier.) 

 Nautilus macromphalus, Sowerby. 



Nautilus macromphalus, Sowerby, Thes. Conch., Yol. II, p. 464, pi. 98, figs. 



4, 5, 1848. 

 Nautilus macromphalus, Eeeve, Conch. Icon., Yol. XII, pi. 6, fig. 5, 1861. 

 Nautilus macromphalus, Kuster, Conch. Cab., sec. 55, p. 10, pi. 3a, 1868. 

 Nautilus macromphalus, Angas, Proc. Zool. Soc, p. 178, 1877. 



Nautilus macromphalust, Tryon, Manual of Conchology, Yol. 1, p. 216, pi. 

 99, fig. 510, 1879. 



Nautilus macromphalus, Hoyle, Report on the Cephalopoda, H.M.S. " Chal- 

 lenger," Zoology, Yol. XYI, p. 47, No. 3, 1886. 



Habitat. — Cast ashore at the Bellinger Eiver and CofE's Harbour, New 

 South Wales, after easterly gales. (J. Brazier, 1870.) 



Sydney : Charles Potter, Government Printer.— 1892. 



