31 
32, 1 sp., d. 24. — Auckland Island: 37a, 4 sps., d. 19. — Camp¬ 
bell Island: 45, many sps., d. 24. 
Crepidula costata Sowerby. 
North Island: 7, 3 sps., 1. 25. — 17, many sps., 1. 39. 
Crepidula monoxyla Lesson. 
(=C. crepidula Hutton). 
North Island: 10, 1 sp., 1. 9.5. — 16, 2 sps., I. 30. — 25, 1 
sp., 1. 21.5. — South Island: 29, 2 sps., 1. 22.5. — E. A. Smith 
(1915) has identified the species and drawn attention to the differ¬ 
ence between it and C. crepidula L i n n é. 
Fam. Lamellariidae. 
Lamellaria verrucosa n. sp. 
(PI. I, figs. 20—22; text-fig. 4.) 
Body depressed, semiglobose; mantie rugose, sparsely and irre- 
gularly verrucose with small tubercles simple or composed by smal¬ 
ler pustules. Underside of mantie margin smooth, with radiating 
muscle fibres. A distinet inspiratory canal in the front margin 
produced into a short siphon. No exspiratory canal. Head large, 
conical; tentacles digiti- 
form, with flattened ba¬ 
ses, carrying the sessile 
eyes in about one third 
of their length. Foot 
large, broadly rounded 
behind, widest in front, 
and with shortly pro- 
jecting anterior corners. 
Its frontal margin fis- 
sured transversally, in 
all its breath forming 
a rudimentary propodi- 
um. Osphradium ovate, 
bipectinate, about 2/3 of 
the giil length and like 
Fig. 4. Teeth from the radula of Lamellaria 
verrucosa n. sp. a median tooth and 2 lateral teeth, 
b a lateral tooth from below. X 40. 
