Plate 21 



Fig. 1. Scutellina unguiformis Gould. Kagos[h]ima [Japan]. Holotype USNM 24124, 

 original no. 2059. Height 1.5, length 6.2, width 5 mm. (8 x). 



Fig. 2. Scutellina unguiformis Gould. Kagos[hjima [Japan). Holotype USNM 24124, 

 original no. 2059. (5.3 x). 



Fig. 3. Emarginula pileata Gould. Loo Choo [Okinawa, Ryukyu Islands]. Lectotype 

 USNM 24210. Height 3.5, length 4.8, width 3.8 mm. (7.5 x). 



Fig. 4. Scutellina scobinata Gould. Ousima [Amami-O-shima, Ryukyu Islands]. Holo- 

 type USNM 24141, original no. 2124. Height 3.4, length 10, width 7 mm. (3.5 x). 



Fig. 5. Scutellina scobinata Gould. Ousima [Amami-O-shima, Ryukyu Islands]. Holo- 

 type USNM 24141, original no. 2124. (2.7 x). 



Fig. 6. Modiolaria arcuata Gould. Kagos[h]ima [Japan]. Holotype USNM 24065, 

 original no. 1419 b. Height 2.8, length 5.2, width 3.8 mm. (10 x). 



Fig. 7. Stomatella concinna Gould. Sandwich [Hawaiian] Islands. Holotype MCZ 

 169090. Height 4, width 5 mm. (9 x). 



Fig. 8. Pectin laetus Gould. Hakodadi [Hakodate] Bay [Japan], 10 fathoms. Height 

 98, length 92, width 34 mm. (% x). 



Fig. 9. Mangelia tetragona Gould. China Seas. Lectotype USNM 24197, original no. 

 375. Height 5.1, width 1.7 mm. (4 x). 



Fig. 10. Odostomia scalarina Gould. Loo Choo [Okinawa, Ryukyu Islands]. Holotype 

 USNM 1033. Height 4.8, width 1.4 mm. (9.3 x). 



