54 Bch, 
XIV. ECHINODERMA. 
Nymphaster florifer and N. nor a ; Aloock (1). 
Odinia americana , distribution ; Verrill (164) p. 211. 
Odontaster sp. juv., r = 2 mm., external characters fully described ; 
Leipoldt (84) p. 630. 0. hispidus , distribution ; Verrill (164) 
p. 136. 0. mediterraneus , redescribed and figured, olim Gnathaster , 
compared with 0. hispidus ; Marenzeller (104) p. 129. 0. 
meridionalis , external characters fully described and figured, pro- 
bably includes 0. grayi , 0. pedicellaris , and Gnathaster pilulatus\ 
Leipoldt (84) p. 620. 0. singularis t variations in adambulacral spines, 
pedicellariae first described, one specimen with 6 rays but only 3 
teeth, distinguished from 0. belli ; op. cit. p. 614. 
Ogmaster capella , Red Sea ; Leipoldt (84) p. 649. 
j -Ony chaster as per, from Missouri ; Keyes (70) p. 131. 
Ophidiaster altenuatus , redescribed and distinguished from that so called 
by Perrier; Marenzeller (104) p. 133. 0. cylindricus ; Sluiter 
(150) p. 60. 0. helichostichus, var. nov. inarmatus, Sunda Is. ; Koeh- 
ler (77) p. 400. 0. ophidianus , and 0. purpureus ; Sluiter (150) 
p. 60. Q. pusillus, variation in pedicellariae ; l. c. 
Oreaster alveolatus ) see Pentaceros mammillatus. 
Othilia aeuleata , see Echinaster panamensis. 
Palmipes membranaceus ; Sluiter (150) p. 60. 
Paragonaster formosus , perhaps includes P. cylindratus i distribution ; 
Verrill (164) p. 137. 
Pararchaster armatus , and P. semisquamatus , var. occklentalis, see Bentho- 
pecten spinosus. 
Pedicellaster typicus ; Grieg (49) p. 6 : includes P. palceocrystallus } dis- 
tribution ; Verrill (164) p. 205. 
Pentaceropsis euphues , young specimen from the Moluccas ; Sluiter (150) 
Bijdr. Dierk. xvii, p. 56, n. sp. 
Pentaceros affinis , P. grayi , and P. hiulcus ; Sluiter (150) p. 55. P. 
lutkeni, redescribed with slight variations from type; Koehler (77) 
p. 395. P. mammillatus ; Leipoldt (84) p. 651 : neanic forms 
fully described, Oreaster alceolatus , Bell, is a syn. ; Koehler (77) 
p.396. P. muricatus ; Sluiter (150) p. 56. P. occidentalis, largo 
specimen ; Leipoldt (84) p. 634. P. productus , slight variation 
from type; Sluiter (150) p. 56. P. reinliardti\ Sluiter (150) 
p. 56. P. reticulatus ; Leipoldt (84) p. 634 : probably includes 
P. lapidarius , Grube ; Sluiter (150) p. 56. P. sladeni , from 
Moluocas ; l. c. P. tuberculatus ; l. c. P. turritua, l. c. ; Koehler 
( 77) p. 394. 
Pentagonaster astrologorum ; Sluiter (150) p. 55. P. attenuatus has 
alveolar pedicellariae on ventrolateral plates; Marenzeller (100). 
P. ex iinius, distribution ; Verrill (164) p. 134. P. granularis ; 
Sluiter (150) p. 55 ; distribution ; Verrill (164) p. 135 : 4- and 
6-rayed ; Grieg (49) p. 6. P. hispidus ; Grieg (49) p. 6. P. 
hystricis ; Marenzeller (104) p. 133. P. investigatoris ; Alcock 
(1). P. placenta ; Marenzeller (104) p. 133. 
