050 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station 241 . 
Obganisms from 
Surface- Net?). 
Ziigocircu,^ hexagonus, Haeckel. 
Sema7ifi(fium signaforiuin, Haeckel. 
Trii^tephaniuin dimensivum, Haeckel. 
Arromhu^ la.'tmmm, Haeckel. 
Trirercupgritt manindata, Haeckel. 
Gorgospyris mediisa, Haeckel. 
Aero/^pyriif dirtyopliimus, Haeckel. 
Tnpilidhnn dichopodmm, Haeckel. 
Carpocamstmm acephaluin, Haeckel. 
Calpophmia enneanliahda, Haeckel. 
Ewecrypliahcs mUllen, Haeckel. 
Sethnpyramis bicomis, Haeckel. 
Anthocyrtium p>ymm, Haeckel. 
CUstoplixna hexolena, Haeckel. 
Podocyrtis surena, Haeckel. 
CydadopTiora tetrapleura, Haeckel, 
Tlieocapsa baerii, Haeckel. 
Stichopera peetinata, Haeckel. 
Phormocampe eucalyptra, Haeckel, 
Gyrtophormis aculeata, Haeckel. 
Ldfhostrobus tristichus, Haeckel. 
Lithocampe aquilonaris, Haeckel. 
Oroplegma spongiosuvi, Haeckel. 
Challengeron bethelU, Murray. 
Haecheliana darwiniana, Haeckel. 
ConeJwpsis compressa, Haeckel. 
Diatomacea:. — The following species were observed by Mr. Comber. 
AcHnonjdus pundulafus, Castracane. 
Adinopfyditis areolatm, A. Schmidt. 
Aderomqihahis broolcei, Bailey. 
CoKrinodiscius Uneatus, Ehrenberg. 
,, leptopu.% Janisch. 
„ exrmtncus, Ehrenberg. 
„ szibtilis, Ehrenberg. 
„ concinnus, Smith, var. jonesiana, 
Greville. 
„ marginafus, Ehrenberg, and var. 
„ fimbnato-limbatus, Ehrenberg. 
„ radiafus, Ehrenberg. 
,, „ var. media, Grunow. 
„ argm, Ehrenberg. 
Coscinodiscm borealis, Bailey. 
„ crassus, Bailey, 
„ convexus, A. Schmidt. 
,, nodulifer, Janisch. 
„ deerescens, Grunow. 
„ excavatus, Greville. 
„ oculus-iridis, Ehrenberg. 
„ asteromplialus, Ehrenberg. 
Ethmodiscus sp. C?)- 
Stidodiscus varians, Castracane. 
Hemidiscus cuneiformis, Wallich. 
Choetoceros eoardafus, Lauder. 
Baderiastruvi varians, Lauder. 
Surface Organisms. — The following species are recorded from the surface at this 
Station : — 
IvADiOLARiA (Haeckel, Zool. pt. 40). 
Actissa radiata, Haeckel. 
StyhspIuTra nana, Haeckel. 
I lexocontium perijdectuni, Haeckel. 
Spon(ji<ymnia clavatum, Haeckel. 
Spoiujotharnnus farcatus, Haeckel. 
Dk-rnruuitruni hifnrcatum, Haeckel. 
Myplftsh'ura papilio, I laeckel. 
Monozonium alat.um, Haeckel. 
Lithophyllium (jladiatum, Haeckel. 
A St rocapsa fpiadrijida, 1 1 aeckel . 
fcosaspis icosohrdra, Haeckel. 
Diploconus cylindrus, Haeckel. 
Polyplagia viminaria, Haeckel. 
Sethoconus trochus, Haeckel. 
Theocampe cryptoprora, Haeckel. 
Aulacantha spinosa, Haeckel. 
Aidoceros furcosus, Haeckel. 
Sagoscena cruciarium, Haeckel. 
Sagmidium crucicorne, Haeckel. 
Aulastrum dendroceros, Haeckel. 
Castanella halfouri, Haeckel. 
Castanidium hethclli, Haeckel. 
