22 



LAMELLIBEANCHIATA. 



striae near the umbo ; lunule broadly lanceolate, with longitudinal 

 imbricating laminae. Height, '9 ; length, 1*2 ; thickness, '55. 

 Localities. — Kanieri. 



DOSINIA. 



44. D. SUbrOSea, Grai/ Cat. Marine Moll., p. 72. 

 Localities. — Wanganui (u) ; Shakespeare Cliff ; Awatere ; Mota- 



nau (l) ; Awamoa ; Waitotara ; Patea ; Lower Waipara G-orge ; 

 Kawau ; Castle Point ; Broken Eiver (u) ; Cape Eodney. 



45. D. magna, sp. nov. Sub-orbicular, rather higher than long, 

 with irregular concentric ridges, but getting smooth towards the 

 umbos, which are rather inflated ; lunule cordate, deeply impressed, 

 longitudinally striated ; ligament plate very broad ; anterior tooth of 

 left valve, under the lunule, large, bifid. Height, 3"4 ; length, 3"15. 



Localities. — Broken Eiver (u). 



46. D. grayi, Zittel, Voy. Nomra, Falce., p. 45. Orbicular, solid, 

 swollen, with distant thin concentric laminae, rather more elevated on 

 the sides ; umbones swollen, incurved, acute ; anterior side arched, 

 posterior rounded; lunule large oblongo-cordiform, somewhat impressed, 

 striated, margined ; pallial sinus triangular, ascending, the angle acute, 

 pointing above the anterior adductor impression. Height, 1"4 ; length, 

 1-4 ; breadth, "9. 



Localities. — Wanganui (u) ; Shakespeare Cliff ; Awatere (Hoch- 

 stetter) ; Motanau (l) ; Lower "Waipara Gorge ; Paparoa. 



CYCLINA. 



47. C. kroyeri, FMUppi; Cat. Marine Moll, p. 72. 

 Localities. — Shakespeare Cliff. 



48. C. dispar, sp). nov. Sub-orbicular, rather compressed, con- 

 centrically striated, the striae nearer and smaller towards the posterior 

 end, umbones small ; lunule large, lanceolate, not impressed nor mar- 

 gined. Height, '75 ; length, '8. 



Localities. — Hautapu Falls, Upper Eangitikei. 



TAPES. 



49. T. intermedia, Quoy; Cat. Marine Moll, p. 72. 

 Localities. — Wanganui (u) ; Motanau (l) ; Awatere ; Awamoa. 



50. T. CUrta, sp. nov. Ovato-trigonal, rounded in front, and 

 slightly attenuated behind ; posterior dorsal margin slightly arched, 

 anterior concave ; lunule elougato-lanceolate, somewhat impressed, not 

 margined ; umbones bent forward ; shell with stray concentric striae, 

 which are much farther apart at the posterior end ; central cardinal 

 tooth of the left valve deeply bifid, that of the right valve slightly so. 

 Height, 2 5 ; length, 3 ; thickness, 16. 



Localities. — Broken Eiver (u). 



