1867.] Ml{. a. F. ANG.VS ON NEW AUSTRALIAN SHELLS. 1 1 



25. EuTROi'iA (Tricolia) VIRGO, n. s. (PI. XIII. fig. 2.5.) 



Shell minute, rather thin, globosely conical, white ; whorls four, 

 the last whorl vcntricose, and painted with fine undulating pink 

 lines, darker at the sutures, where they are separated by several 

 broad descending white flamniules ; the lower portion of the last 

 whorl encircled by a row of white spots ; columella slightly exca- 

 vated, white. Length 1 line, breadth ^ line. 



From shell-sand, Coodgee Bay, New South Wales {CoU. Anyas). 



26. GiBBULA coxi, n. s. (PI. XIII. fig. 26.) 



Shell orbicularly conical, moderately umbilicated, rather solid, 

 whitish, marbled with olive and ])ink, with a ^g\\ broad pure white 

 flames descending from the sutures and interrupted on the keels with 

 brownish red ; base reticulated with grey and minutely spotted with 

 red ; spire conical ; whorls five, angular, with two prominent 

 rounded keels, one next the suture, concave between the suture and 

 the upper keel, and a little concave between the keels, finely spirally 

 ridged and decussated with exceedingly fine and close oblique longi- 

 tudinal lines ; base convex, finely concentrically ridged and decus- 

 sated like the whorls, the ridges increasing in size towards the um- 

 bilicus. Alt. 4 lines, diani. A lines. 



Dredged in Port Jackson (Coll. A/u/as). 



I have named this elegant little Gibbida m honour of Dr. Cox of 

 Sydney, to whom we are indebted for the descriptions of many new 

 species of Australian land shells. 



2/. Gadinia conica, n. s. (PI. XIII. fig. 27.) 



Shell convexly conical, white, strongly irregularly radiately ribbed ; 

 ribs about thirty-eight in number, concentrically ridged ; apex sub- 

 central ; white within. Alt. 2|- lines, length 3| lines, breadth 3 lines. 



Coodgee Bay, outside Port Jackson Heads {Coll. Angas.) 



28. LOPHYRUS SMARAGDINUS, n. S. (PI. XIII. fig. 28.) 



Shell oblong-elliptic, elevated, most minutely punctured, dull 

 bluish green, delicately freckled with olive, the hinder edges of the 

 valves ornamented with very small white spots bordered with olive ; 

 the terminal valves and lateral areas faintly concentrically striated, 

 the central valves carinated, with the dorsal areas faintly transversely 

 striated, the lateral areas slightly elevated ; mantle-margin pale 

 green, marbled with black, and covered with small smooth imbri- 

 cated scales. Length 6 lines. 



Port Jackson {Coll. Angas). 



29. Onithochiton rugulosus, n. s. (PI. XIII. fig. 29.) 



Shell elongately ovate, a little narrowed in front, raised and cari- 

 nated, pale yellowish brown, the central areas of the valves faintly 

 spotted with olive, the outer edges bordered with green, upon which 



