712 THE VOYAGE OF H.M.S. CHALLENGER. 
BATHYMETRICAL ZONE. 
Occurrence on other Deposits. 
Littoral. | Continental. | Abyssal. 
ANTHENEIDA. 
Anthenea tuberculosa + st Seah acs | c) | ee Se 
PENTACEROTIDA 
Pentaceros turritus { Also Sand, Green mud, and 
y : ai Coral Reefs. 
Pentaceros callimorphus a P| (ec, eee IE 
ASTERINIDA. 
ASTERININE. 
Nepanthia brevis. 5 + gle Ne Me ieee 
PALMIPEDINA. 
Palmipes diaphanus : aL ee eco es en ee Ay Vac 
LINCKUDA. 
LinckUNaz, 
Ophidiaster tuberifer soe: GUS BI cosy gai | Newent: 
Ophidiaster helicostichus . cE eeecraetile Secs Mh 9 | | Pee 
METRODIRINE. 
Metrodira subulata . , ah Sle Wecee Mh Mario gu 0a Seat 
STICHASTERIDA. 
Tarsaster stoichodes . ST er eee | eee wi ee aoa 
PTERASTERIDA. 
PTERASTERINE. 
Retaster insignis + Also Green mud. 
ARCHASTERID. 
ARCHASTERIN ©. 
Archaster typicus . 
PENTACEROTID#. 
Pentaceros turritus . 
Pentaceropsis obtusatus 
Culcita novee-guinex 
GYMNASTERIIDZ, 
Gymnasteria carinifera 
ASTERINIDA, 
ASTERININE. 
Asterina exiqua : 
Asterina cepheus 
LINCKIID#. 
CH2ETASTERIN A, 
Chetaster longipes 
Linckuna, 
Fromia milleporella 
Ophidiaster cylindricus 
Letaster speciosus 
7. CORAL REEFS. 
BATHYMETRICAL ZONE. 
Littoral. | Continental. | Abyssal. 
Occurrence on other Deposits. 
4k. 
see 
Also Green mud. 
Also Sand, Green mud, and 
Coral mud. 
Also Sand. 
