216 TURBO. 



Var. PORCATUs Rve. 1848. PI. 48, fig. 34. 



Shell depressed-globose, solid, umbilicate; spire obtuse; suture 

 slightly undulating; whorls 5, spirally lirate, and with limine in the 

 interstices ; aperture, color and operculum as in T. j)orphyriies. 



N. Australia; Neio Ireland. 



Separated from T. porphyrites by the strong spiral sculpture. 



T. UNDULATUS Martyn, 1784. PI. 42, fig. 40. 



Shell depressed-globose, solid, umbilicate, bright green, longitudi- 

 nally strigate with white under a brown epidermis; spire dome- 

 shaped, or low-conic, obtuse; whorls 5, the upper ones sometimes 

 angulate, spirally lirate, the liri?e wider than their interstices, on the 

 body-whorl often subobsolete; last whorl descending, somewhat 

 concave below the suture; aperture oval, white within ; columella 

 with a very wide white flattened callus which extends over the 

 umbilical tract ; umbilicus wide and deep. 



Alt. 35-58, diam. 40-63 mill. 



New Zealand; Australia. 



Sometimes unicolored green, or with the white strigations broken 

 into tessellations. Reeve's figure which I have copied is more de- 

 pressed than most specimens. 



Var. siMSONi Tenison-Woods, 1876. Unfigured. . 



Separated from T. undidatus by the smaller size, the numerous 

 red and black radiating flammules and the peculiar raised carina 

 on the upper side of the last whorl, continuing around the suture in 

 a kind of hem. Alt. 9, diam. 12 mill.. 



Georges Bay Head and Blachnan^s Bay, Tasmania. 



T. CORONATUS Gmel., 1788. PI. 50, figs. 59-61. 



Shell depressed-turbinate, diamater greater than the altitude, solid 

 imperforate, covered with irregular spiralseriesof nodules and gran- 

 ules, of which the subsutural series and two on the median portion 

 of body-whorl are more prominent; spire depressed, dome-shaped, 

 apex frequently eroded and red ; whorls 4—5, the last very large ; 

 aperture large, round, iridescent within; columella wide, flattened 

 and excavated, deflexed recurved and somewhat chanelied at base, 



Alt. 40, diam. 50 mill. 



Indian Ocean; Japanese and Chinese Seas. 



Operculum inside flat, greenish and golden, iridescent, Avith about 

 5-6 whorls and subcentral nucleus ; outside convex, greenish, sparce- 

 ly granulate all over. 



