1000 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station 2G3. 
Organisms trum 
TH« l>KPosrr. 
R.\diolari.\ (Haeckel, Zool. pt. 40). — The following species of Radiolaria were observed 
ill the deposit from this Station : — 
Tht^oupfurm tlotierartin, Haeckel. 
Sol4?Hiutphjera me'/aJarltji, Haeckel. 
.Vanihiofphm ra/iillacea, Haeckel. 
„ lapi>area, Haeckel. 
H'xarrumyum octaJtednwi, Haeckel. 
Lithoryclia heteropora, Haeckel. 
Amphiartiira amphihrarhia, Haeckel. 
ArrhiAiWu* MroHisciiif, Haeckel. 
TriftniUrlijit In'Monin, Haeckel. 
Slyloilirtya r^'u^rt)^lpir<l, Haeckel. 
Amphirrhojmhim amphiilicramim, Haeckel. 
Peutalojttrum a^tropecteriy Haeckel. 
IxiiciAium octacanthuin, Haeckel. 
[janiaralpis tnaxmia, Haeckel. 
I/irvarantha hexacantha, Haeckel. 
„ prutmatifa, Haeckel. 
'f riziiniuni hexahelonium, Haeckel. 
/A>WKfint octacanthm, Haeckel. 
StrvUouia pnlfinnlina, Haeckel. 
Zyijoeirnu tlo<lecaTit/nu>, Haeckel. 
(.Inthroeirnuf multiforis, Haeckel. 
I'oronulinm (lyontepltanus, Haeckel. 
Par(u>tephanm circularix, Haeckel. 
IJil>wpyr{x forrijHita, Haeckel. 
Tholoxpyrix galeaia, Haeckel. 
.Vtjihroninyrix eordatn, Haeckel. 
Cannolfotryt cortina, Haeckel. 
I‘»ilamdi«x'i cah'oia, Haeckel. 
Lychnocanium lanterna, Haeckel. 
Scthnpliormis aurelia, Haeckel. 
Seth opy minis spinosa, Haeckel. 
Anthocyrtium adonis, Haeckel. 
„ hispidum, Haeckel. 
Sethocyrtis oxycephalis, Haeckel. 
Sethocorys patrocli, Haeckel. 
Sethocapsa pyriformis, Haeckel. 
Dictyoceras insedum, Haeckel. 
Pterocanium orcinum, Haeckel. 
Podocyrtis scaphopodia, Haeckel. 
Didyopodlum eurylophus, Ehrenberg. 
Theopera fusiformis, Haeckel. 
Rhopalocanium lasanum, Haeckel. 
Rhopalatradus fusiformis, Haeckel. 
AJacorys dodecantlia, Haeckel. 
Cydadophora pantheon, Haeckel. 
Clathrocydas domina, Haeckel. 
Hexalatradus sexalatus, Haeckel. 
Theocyrtis microtheca, Haeckel. 
Theosyringium tibia, Haeckel. 
Thcocorys ovaia, Haeckel. 
Theocampe sphxrotliorax, Haeckel. 
Theocapsa darwinii, Haeckel. 
Artopilium longicorne, Haeckel. 
Lithomitra nodosaria, Haeckel. 
Orosphso'a clavigera, Haeckel. 
Oboa.vihm>> mOM 
Si-RrACt-Ximt 
SurfjEice Organisms. — Tlie following species are recorded from the surface at this 
Station : — 
n.\i»ioLAKi.\ (Haeckel, Zool. pt. 40). 
Acanthosjihjem capillaris, Haeckel. 
Xljihatractus (jhjidodon, Haeckel. 
Tnzouium comtnetum, Haeckel. 
T> lrapyle circulari<<, Haeckel. 
ItnlonoMnni'us bicuspis, Haeckel. 
IroAfisjtijt crucintn, Haeckel. 
f>oryjM‘l(a (e.wtrasjiiA, Haeckel. 
I’lfujotiijtcuA trlpodiAcuA, Haeckel. 
I’nttymfKininin primordinlc, Haeckel. 
Qirjtocnnxum irnyufftre, Haeckel. 
Srt/iocouuji trocfiHA, Hacckcl. 
Sethoconus pileus, Haeckel. 
Theopilium tricostatum, Haeckel. 
Theocampe cryptoprora, Haeckel. 
Cannohelos calymmata, Haeckel. 
Sagoscena dehilis, Haeckel. 
Sagmidium tricorne, Haeckel. 
Gazelletta rohusta, Haeckel. 
( rorgonetta bisenaria, Haeckel. 
Castanidium ivillemoesi, Haeckel. 
Macrura (Spence Bate, Zool. pt. 52). 
Sergestes oculatus, Kr0yer. 
