200 ME. A. ADAMS ON THE MITEID^ OF JAPAN. 



B. TrKBicrLiNiE. 



1. COSTELLAEIA, SwaiuS. 



1. Costellaria cithara, Rve, (Mitra cithara, Rve, Conch. Icon. sp. 248.) 

 Hab. Kino-0-Sima. 



2. Costellaria militaris, Rve. (Mitra militaris, Rve. Conch. Icon. sp. 236.) 

 Hab. Fat-si-jeu, 25 fathoms. 



3. Costellaria zelotypa, i?»e. (Mitra zelotypa, i?w. Conch. Icon. sj). 325.) 

 Hab. Kino-0-Sima. 



4. Costellaria Sulueusis, Ad. 4* Rve. (Mitra Suluensls, Ad. ^- Rve. Moll. 

 Voy. Sam. pi. 10. f. 2/.) 



Hab. Kino-0-Sima. 



5. Costellaria semicostata, Anton. (Mitra semicostata, K'dster. Conch,- 

 Ca&. pi. 14. f. 20, 21.) 



Hab. Mososeki. 



6. Costellaria cruentata, Chemn. (Voluta ci-uentata, Chemn. Conch.-Cab. 

 vol. X. p. 171, tab. 151. f. 1438-39. — Mitra harpseformis. Lam.) 



Hab. Japan, teste Dunker. 



7. Costellaria pusilla, A. Ad. (Mitra pusilla, A. Ad. Proc. Zool, Soc. 

 1851, p. 141.) 



Hab. Gotto, 48 fathoms; Uraga, 17 fathoms. 



8. Costellaria bellula, A. Ad, (Mitra bellula, A. Ad. Proc. Zool. Soc. 

 1851, p. 138.) 



Hab. Gotto, 48 fathoms. 



9. Costellaria Collinsoni, A. Ad. 



C. testa turrito-fusiformi, castanea, fascia fulva transversa in medio an- 

 fractuum ornata, spira elata conoidali quam apertura longiore ; anfrac- 

 tibus 9, planis, longitudinaliter costatis, costis mediocribus, distan- 

 tibus, interstitiis transversim valde sulcatis ; apertura angusta, labio 

 plicis tribus obliquis instructo, labro intus lirato ad marginem laevi. 

 Hab. Kino-0-Sima. 



I have named this pretty species after John Collinson, Master R.N., my 

 frequent companion in my Japanese wanderings, and a most assiduous and 

 able collector. 



10. Costellaria Dohrni, A. Ad. 



C. testa turrito-fusiformi, grisea, irregulariter rufo maculata et varlegata, 

 spira quam apertura longiore; anfractibus 9, planis, longitudinaliter 

 plicato-costatis, costis distantibus, postice nodoso-angulatis, interstitiis 

 transversim valde sulcatis; apertura angusta, plicis quinque obliquis 

 instructa, labro intus lirato prope marginem laevi. 



Hab. Kino-0-Sima. 



This is an elegant species, somewhat resembling Mitra fasif or mis, Kieu. 

 The ribs are conspicuously nodulous at the hind part of the whorls. 



