1862.] MR. A. ADAMS ON JAPANESE OBELISCIN&E. 237 
Genus Exvusa, A. Ad. 
Testa subulata, turrita; anfractibus longitudinaliter plicatis. 
Apertura ovata, labio plica unica instructo, labro sepe intus 
lirato. 
1. Exusa Teres, A. Ad. Annals, 1861, vii. 297. 
~ Hab, Hulu-Shan Bay ; Gulf of Lian-Tung. 
2. Exusa eractuis, A. Ad. 
Pyramidella gracilis, A. Ad., Sow. Thes. Mon, Pyram. pl. 172, 
f. 14,15. 
Hab. Yobuko. 
3. Exusa suspuLata, A. Ad. 
Pyramidella subulata, A. Ad., Sow. Thes. Mon. Pyram. pl. 172. 
f. 13. 
Hab. O-Sima, 26 fathoms. 
4. Exvusa casranna, A. Ad. 
E. testa tenui, subulato-turrita, castanea, nitida; anfractibus 
normalibus 10, planatis, intus transversim liratis, supremis lon- 
gitudinaliter plicatis, inferioribus levibus ; apertura subqua- 
drata; labio rectiusculo, plica parietali postica subcelata ; 
labro intus lirato, margine tenut. 
Hab. O-Sima. 
This is a deep-chestnut-eoloured, semiplicate species, with the in- 
ternal grooves showing through the substance of the shell. 
5. Exvusa sania, A. Ad. 
E. testa subulata, solida, rufo-fusca aut badia, nitida ; anfractibus 
normalibus 12, planis, intus transversin sulcatis, anfractibus 
supremis longitudinaliter plicatis, inferioribus levibus ; aper- 
tura subquadrata ; labio plica parietali tortuosa, mediana ; 
labro intus su/cato. 
Hab. Takano-Sima. 
A solid, subulate, brown or reddish-brown species, with a strong 
transverse spiral plica. 
6. Evusa striguuata, A. Ad. 
LE. testa subulata, solida, sordide alba, zonula rufa transversa ad 
suturas ornata; anfractibus normalibus 9, planatis, longitudi- 
naliter strigulatis, anfractu ultimo linea rufa in medio cincto, 
apertura quadrato-ovata; labio brevi, plica parietali valida 
transversa; labro intus sulcato. 
Hab. Yobuko. 
This species is well marked by its peculiar strigulate whorls, and 
the rufous zone which encircles them, 
7. ELusA CINNAMOMEA, A. Ad. 
E, testa subulata, cinnamomea ; anfractibus normalibus 8, plana- 
