980 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station’ 253 . 
Oroanism.s from 
S cRPACE-Nrrs. 
Microcubus quaiiivpcs, Haeckel. 
Z)iV/(/(W/>yri« btloha, Haeckel. 
liotnjopera qtiinqueloba, Haeckel. 
CaiiHolnytri/s ietravanna, Haeckel. 
Peridium lasanuni-, Haeckel. 
Arrhijtera fricomiit, Haeckel. 
Lyrhnocanium nodosum, Haeckel. 
Sfthophormis enneastnim, Haeckel. 
Seihojihxna pohjptera, Haeckel. 
Lophophama erhinocephdla, Haeckel. 
Pidocyrtis ehrenlergii, Haeckel. 
Phonnocyrfis qiuidrata, Haeckel. 
Caloryclas arnica, Haeckel 
Diplocyclas hicmcta, Haeckel. 
Tlieocyrtis proserpina, Haeckel. 
Theocapsa galeni, Haeckel. 
Artopilium cyrtopterum, Haeckel. 
Stichophormis cornutella, Haeckel 
Lithostrobus leptoceras, Haeckel. 
Stichocorys ratlikei, Haeckel 
Eucyrtidium profundissimum, Ehrenberg. 
Aulographis hexancistra, Haeckel. 
„ serrulata, Haeckel 
AulospatMs tnodon, Haeckel. 
Orosphara fusigera, Haeckel 
Aularia trigonaria, Haeckel. 
Challeng&ron triangidum, Haeckel. 
Tuscarora medusa, Haeckel. 
ConchelUuin tridacna, Haeckel. 
Surface Organisms. — The following species are recorded from the surface at this 
Station : — 
Radiolaria (Haeckel, Zool. pt. 40). 
Thccosphsera phsenaxonia, Haeckel. 
Plegmosphiem leptoplegma, Haeckel. 
Siphonosplisera pipetla, Haeckel. 
Styloapliaera nana, Haeckel. 
llexacontium axotnas, Haeckel. 
AcanthosphiBra longispino., Haeckel. 
Coscinomraa ectosiphon, Haeckel. 
ElUpsostyhis gallinula, Haeckel. 
Spongellipsis aspera, Haeckel. 
Euchitonia triangidum, Haeckel. 
M ydastnim lohatum, Haeckel. 
Spongolarcus triaxonius, Haeckel. 
Acantlionia quadinfolia, Haeckel. 
Xiphacantha nvicrojdcra, Haeckel. 
,, platyj)tara, Haeckel. 
hmcJiOHtaurus rhomhicus, Haeckel. 
Porocapsa tet radon, Haeckel. 
ErJtinaitjns didiotoma, Haeckel. 
Phractopelta tetradopora, Haeckel. 
Thoracaspis ellipsoides, Haeckel. 
Coleaspis vaginata, Haeckel. 
Hexaconus coronatus, Haeckel. 
Sethoconus trochus, Haeckel. 
Theocorys dianw, Haeckel. 
Theocampe cryptoprora, Haeckel. 
Aulacantha spinosa, Haeckel. 
,, Isevissima, Haeckel. 
Auloceros furcosus, Haeckel. 
Sagoplegma scenophora, Haeckel. 
Challengeria bromleyi, Haeckel. 
Castanella wyvillei, Haeckel. 
Castanura swirei, Haeckel. 
Conchidium rhynchonella, Haeckel. 
Ccdodendrum hifurcum, Haeckel. 
SiFHONOPHORiE (Haeckel, Zool. pt. 77). 
Poipita fungia, n.sp. 
In addition, the following are recorded in the note-hooks : — Glohigerina, Orhulina, 
Mcdusaj, Uiphyes, Vddla, Alciopa, Distomum, Q/pn'cZtVia, Copepods, Lepas fascicularis 
with its Nauplius and Cyi»ris stages, Hyperids, Papyrus on Euphausia, Sergestes and 
Z<xia, lanthina with float and with Lejms attached, larval shells, Atlanta, Pteropods, 
