82 Echin. 
XIV. ECHINODERMA. 
( i & (37) p. 188. N. elatus Forbes, apparently a Cyrtoma , although 
genotype of Stigmatopygus ; Lambert (177) p. 480. 
\Nucleopygus , diagnosis (p. 121), N. roberti , discussed by Lambert (p. 122) ; 
Savin (283). 
\0 'faster, diagnosis; Savin (283) p. 98. 0. cuneata (p. 44) and 0. gauthieri 
a (p. 42) referred to Galeola (q. v.), 0. meunieri , genus doubted (p. 45) ; 
Lambert (176). 0. pilula ; Fritel (96a) p. 67, text-fig.: really is 
Galeola gauthieri ; Lambert in Review: Jukes-Browne (161) p. 94: 
, Reid (268) pp. 58, 59: Savin (283) p. 99: Wollemann (326) p. 27: 
(p. 45), anal plates (p. 15, f. 5); Lambert (176): incl. Nucleolites 
coravium et convexus Catullo ; Airaghi (3) p. 321 : probably not this 
sp., and in any case 0. pilula is not related to Nucleolites convexus 
Cat, which is a Metaporhinus ; Lambert in Review. 0. cf. pilula ; 
Fallot (79) p. 192. 0. pomeli, notes on holotype, which is at the 
Sorbonne; Lambert (176) p. 45. 0. sphaericus , v. sub Echinocorys. 
XOmbria , discussed; Lambert (176) p. 101. 
t Oolaster, syn. of Echinocorys ; Lambert (176) p. 87. 
Oolopygus savini is Senonian not Turonian ; Savin (283) p. 242. 
t Orthocidaris, diagnosis (p. 226), 0. inermis (p. 227); Savin (283). 
t Orthopsis miliaris ; Dodvill^ (66) p. 94: descr., incl. 0. granularis , 
possible specific independence of large examples; Gauthier (101) 
p. 112. 
iOvulaster : — 0. gauthieri ; Munier-Chalmas (231) p. 11. 0. zignoanus ; 
1. c. : incl. 0. gauthieri Cott. and Holaster nasutus Quenst. ; Airaghi 
(3) p. 326. 
PalaeopneusteSy literary history ; Wagner (316). tP. conicus ; Oppenheim 
(241) pp. 117, 125, 127, 150. P. fragilis n. sp., Malay Archipelago 
724-1018 m. ; De Meijere (53) p. 12. P. niasicus, anat., compared 
with other spp. ; Wagner (316). P. spectabilis n. sp., Malay Archi- 
pelago 450-520 m. ; De Meijere (53) p. 11. 
Palaeotropus hirondellei ; Richard (271) pp. 71, 72. 
Paracentrotus n. g. of Echininae with genotype Strongylocentrotus lividus 
(p. 124), diagnosis (p. 135), P. gaimardi , incl. Echinus aciculatus 
(p. 179); Mortensen (229). 
t ParacidariS) diagnosed as s.-g. of Cidaris (p. 218), P. blumenbachi , 
radioles descr. (p. 219), P. Jlorigeinma (p. 220) ; Savin (283). 
Parasalenia discussed, no Echinometrid (p. 168), diagnosis, comprises P. 
gratiosa and poehlii (p. 138); Mortensen (229). P. gratiosa; Bell 
(11) p. 247 : descr., spicules figd. ; Mortensen (229) p. 127, pi. xxi. 
Parasaleninae n. subfam. of Toxopneustidae, comprises only Parasalenia ; 
op. ci{;. p. 138. 
Parechininae, n. subfam. of Echinidae , comprising Parechinus and 
Loxechinus , diagnosis ; op. cit. p. 134. 
Parechinus n. g. of Parechininae , diagnosis (p. 134), comprises Echinus 
miliaris , microtuberculatus Auctt., and angulosus (p. 108), P. micro- 
tubei'culatus, holotype is the Mediterranean form (p. 178), P. miliaris , 
descr., esp. plates of buccal membrane, pedicel lariae, and spicules 
(p. 141, pis. ii, xv, xvi, xvii); Mortensen (229). 
f Peltastes diagnosis; Savin (283) p. 170. P. clathratus ; Wollemann 
(326) p. 21. P. stellidatus and P. studeri (p. 172), P. valleti (p. 171); 
Savin (283). 
t Periaster 1 'oachensis, identity and locality; Blanckenhorn in Review of 
Fourtau (119) Zool. Rec. 1901. 
t Pericosmus : — P. latus recorded from Scaglia by d’Orbigny, not deter- 
minable; Airaghi (3) p. 317. P. monte oialensis ; Oppenheim (241) 
pp. 115, 121, 123, 138, 150. P. spalatinus, probably a Linthia ; 
Lambert in Review of Martelli (193) Zool. Rec. 1902. 
+ Peronvlla, Gray, 1855, Ech., anticipates Peronella Zittel, 1878, sponge; 
