930 
THE VOYAGE OF H.M.S. CHALLENGEE. 
•Iapax. 
( ) ROAN ISMS FROM 
bL'RFACB-NETS. 
Bathysebastes albescens, Steiudacliner and Doderlein. One specimen (Sea of Japan) ; 
obtained at no other locality by the Challenger. 
Gonostoma microdon, n.sp. Two specimens (coast of Japan) ; for distribution see 
Station 23. 
Ilarpodon microchir, n.sp. One specimen (Tokio) ; obtained at no other locality. 
In the foregoing list 134 species are enumerated, of which 34 are new to science ; 
26 of the new species were not obtained elsewhere. 
Surface Organisms. — The following species are recorded from the surface in the 
harbours and shallow waters of Japan : — 
Diatomace^.. — The following species were observed by Mr. Comber in the surface 
gatherings from Yeddo Bay : — 
Amphora quadrata, Gregory. 
„ protetis, Gregory. 
„ „ var. minor, Grunow. 
„ cymhifera, Gregory. 
,, diduda, A. Schmidt. 
„ Uiieolata, Ehrenberg. 
„ ostrearia, Brebisson. 
AanctUa distans, Ralfs. 
„ crassa, Gregory. 
„ irrorata, Greville, var. elliptica, Cleve. 
,, duthetusis, Gregory, var. minuta, Cleve. 
„ hjra, Ehrenberg, var. elliptica, A. Schmidt. 
„ coffexformis, A. Schmidt. 
,, euhorhicularis, Riilfs. 
„ „ var. forficula, O’Meara. 
„ campylodiscus, Grunow. 
„ smithii, Brebisson. 
„ bomhw, Kutziug. 
„ weisKjlofjii, A. Schmidt. 
„ fjdeniHda, Gregory. 
,, n»pera, Ehrcnlierg, and var. 
„ srhmultiana, Grunow. 
Schizmiema smithii, Agnrdh. 
Mantoyloia nwleayriti, Grunow. 
„ 8i>. (?). 
Pleuronytmi decorum, W. Smith. 
„ driyoeum, W. Smith. 
„ elonrjaium, W. Smitli. 
„ haUicum, VV. Smitli. 
Amphiq/rora jtlicata, Gregory. 
,, „ \UT. japonic^, Caatracane. 
„ alata, Kutzing. 
Amphiprora decussata, Grunow. 
Cocconeis seutellum, Ehrenberg. 
„ costata, Gregory. 
„ pseudo-marginata, Gregory. 
Nitzschia apiculata, Grunow, forma minuta. 
„ dubia, W. Smith. 
„ pungens, Grunow. 
„ socialis, Gregory, var. indica, Castracane. 
„ sigma, W. Smith. 
Surirella fastuosa, Ehrenberg. 
„ proedara, A. Schmidt. 
Synedra fascicidata, Kutzing. 
Thalassiothrix frauenfeldii, Grunow. 
„ nitzschioides, Grunow { = T. curvata, 
Castracane). 
Asterionella japonica, Cleve. 
Grammatophora angulosa, Ehrenberg, var. uncina, 
Grunow. 
„ sp. (?) 
Adinocyclus moniliformis, Ralfs. 
„ ehrenbergii, Ralfs. 
,, complanatus, Castracane. 
„ ralfsii, Ralfs. 
„ „ var. 
Adinojdychus undulatus, Ehrenberg. 
„ areolatus, A. Schmidt. 
„ vulgaris, Schumann, forma spinulosa. 
Asteromphalus flabellatus, Greville. 
,, danoinii, Ehrenberg, forma oblonga 
Coscinodiscus excenlricus, Ehrenberg. 
„ minor, Ehrenberg. 
„ concavus, Ehrenberg. 
