58 
Onchidella nigricans (Quoy & Gaimard). 
North Island: 7, 8 sps., 1. 10. — 28, 1 sp., I. 10. 
Onchidella patelloides (Quoy & Gaimard). 
North Island: 7, 6 sps., 1. 10. — 15, numerous sps., 1. 17. 
Scaphopoda. 
Dentalium nanum Hutton. 
North Island: 10, 1 sp., 1. 37; anterior 3/5 of the shell with- 
out costae, only with fine radiating striae, posteriorly with 13 ridges. 
— 16, 2 sps., I. 29. — 18, 2 sps., 1. 20. — 25, 1 sp., 1. 12. 
Dentalium zelandicum Sowerby. 
North Island: 11c, 1 sp., I. 41. — Stewart Island: 35, 2 sps., 
1. 83. 
Cadulus spretus Ta te & May. 
North Island: 16, numerous sps., 1. 5.5. 
Lamellibranchiata. 
Fam. Solemyidae. 
Solemya pavkinsoni S m i t h. 
North Island: 23, 1 shell, 1. 40. 
Fam. Nuculidae. 
Nucula havtvigiana Pfeiffer. 
North Island: 12, 2 sps., 1. 7. — 13, 1 sp., 1. 4.3. — 18, 1 
small sp. — 22, 1 small valve. — South Island: 29, 2 sps., 1. 9. 
— Auckland Island: 41 (Masked Island), 2 sps., 1. 8. 
Nucula nitidula Adams. 
North Island: 16, many sps., 1. 8. 
Nucula simplex Adams {^tstvangei Adams). 
North Island: 16, some small sps. — 18, some small sps. 
