66 Echin. 
XIV. ECHINODERMA. 
[1904] 
0.1 minutus (p. 40); Klem (142). 0. missouriensis descr. ; Klem 
(142) p. 38: interambulacrals ; Agassiz (3) p. 79, 80. 0. mutatus, 
0. nohilis (p. 39), 0. parvus (p. 40), all descr. ; Klem (142). 0. soreili 
n. sp. Visean, Belgium; Fraipont (85) p. 10, pis. iii, iv, v. 
Opechinus; Delage (54) p. 240: maintained for Pleurechinus variabilis 
Doed. & 0. rousseaui, hookeri^ costatus, tuherculosus, valenciennesi, 
percultus, ajfinis, all Tertiary, India; Mortensen (195) p. 92. 0. 
spectahilis n. sp., Kei Is., New Guinea, 129 fm., is the Temnopleurus 
hardwicM of Challenger Rep. p. 107 (p. 94, pi. i, v-vii), 0. variabilis, 
pedicel] ariae, spicules, &c. (p. 94, p] vi, vii) ; Mortensen (195). 
iOppenheiynia; Delage (54) p. 268. 
•fOriolampas (v, etiam sub Plesiolampas) : — 0. lorioli; Gourdon (102) 
p. 221. 
Orthopsidae Greg., criticised ; Mortensen (195) p. 44. 
iOrthopsis miliaris ; Roussel (232) p. 15 & (233) pp. 28, 36. 
iPalaechinus defined, syn. Typhlechinus (p. 31), P. sp. Julien, 1874, & P. 
sp. Mitchell, 1897 (p. 36), P. sp. Tornquist 1897 (p. 37), P. ellipticus 
descr. (p. 31), P. gigas descr. (p. 32) ; Klem (142). P. globosus; Peach 
(209) p. 842. P. intermedius descr., P. konincki [i.e. koenigi M^Coy, 
confused with konincki Julien], descr. ; Klem (142) p. 33. P. konincki 
(p. 9, pi. iii), P. lacazei (p. 9, pis. i, ii) ; Fraipont (85) : descr. ; 
Klem (142) p. 34. P. paradoxus, P. phillipsiae (p. 35), P. robineti, 
P. rutoti (p. 36), P. spfiericus, descr. (p. 34) ; Klem (142). 
iPalechinida defined with Suborders Bothrioddaridae, Cystocidaridae, & 
Perischoechinidae ; Delage (54) p. 216. 
^ Palaeechinoidea as Sub-class, principles of classification, divided into 
Orders, A. Cystocidaroida with Famm. Palaeodiscidae k Echinocystidae, 
B. Bothriocidaroida with Fam. Bothriocidaris, C. Perischoechinoida with 
Famm. Lepidocentr- , Lepidesth-, Melonit-, & Archaeocidar-idae ; Klem 
(142)._ 
Palaeobi'issus (seu -bryssus) (vide etiam sub Argopatagus) ; Delage (54) 
p. 273: diagnosis; Meissner in Hamann (112) p. 1390: ambulacrals 
& apical system ; Agassiz (3) p. 174. 
iPalaeodiscidae defined; Klem (142) p. 12, 
-[Palaeodiscus descr. ; Delage (54) p. 218 : defined, & P. ferox, descr. ; 
KlExM (142) I). 12: anatomy ; Spencer (264). 
Palaeolampas crassa; BELTi (22a). 
iPalaeopedina ? sp. ; Lambert (148) p. 543, pi. xviii. 
Palaeopneustes descr. ; Delage (54) p. 273 : diagnosis ; Meissner in 
Hamann (p. 112) p. 1389: discussed; de Meijere (57) p. 240 & 
Agassiz (3) p. 178. P. cristatus ; op. cit. p. 178, 180, 183, & figg., 
pi. xcv, xcvi. P. fragilis ; op. cit. p. 183 : descr. ; de Meijere (57) 
p. 175, 240, pis. ix, xxi, xxii. P. hemingi (p. 182), P. hystrix details 
of test, is not to be separated as ArchaeopneiLstes (p. 179-186, »& figg., 
pi. xcvii) ; Agassiz (3). P. spectabilis ; op. cit. p. 180, 183 : descr. ; 
de Meijere (57) p. 1 72, 240, pis. viii, xxi. 
Paleopneustidae, as sub-fam. [of Spatangidae] inch Paleopneustes, Lino- 
pneustes, Homolampas, Phrissocystis, Argopatagus, Genicopatagus, 
Palaeotropus, & Palaeobrissus (p. 131), as fam. of " Ananchytid 
Spatangoids " (p. 150) ; Agassiz (3). 
Palaeostoma descr. ; Delage (54) p. 272 : diagnosis ; Meissner in 
Hamann (112) p. 1402. P. mirabile ; de Meijere (57) p. 172. 
Palaeotropus (v, etiam sub Argopatagus) ; Delage (54) p. 270 : diagnosis; 
Meissner in Hamann (112) p. 1401. P. hirondellei distinctive 
characters (p. 170), P. josephinae (p. 171, figg.) ; Agassiz (3). P. 
loveni ; DE Meijere (57) p. 200 : redescr. ; Agassiz (3) p. 168, 
pi. Ixxxvii. 
Parabrissus ; Agassiz (3) p. 200. 
