ECHINOIDEA. (iV, C.) 
Echin. 69 
Hamann(112) p. 1405 : suggested sections, (a) typical for P.miranda^ 
tannery laguncula, & jeffreysi, (b) P. phiale^ (c) P. ceratopyga & 
rosea, (d) P. hispida (p. 141); Agassiz (3). P. carinata; Bell (22a) : 
actinal area (p. 127, 128), ditto of P. ceratopyga (p. 128) & of 
P. hispida (p. 128, 129) ; Agassiz (3). P. Jeffrey si, distrib. ; Grieg 
(106) p. 14 : measurements, slight variations ; Michailovskij (192) 
p. 163, 184, fig. : actinal area, anal, and apical systems ; Agassiz (3) 
p. 126, 128, 129, 134, 135, 137, 138. P. laguncvla, radioles ; de 
Meijere (57) p. 171, pi. xxi : actinal area; Agassiz (3) p. 129, 135. 
P. miranda, older individuals descr. (p. 139, figg.), P. phiale, actinal 
area (p. 129), P. tanneri, descr. (p. 132, pis. b, Iv-lvii, also p. 125-129) ; 
Agassiz (3). 
Pourtalesiae A. Ag., morphology of test (p. 121-132), suggested exclusion 
of Urechinidae & Paleopneustidae, and limitation to Pourta.lesia, 
Echinocrepis, Spatagocystis, Plexechinus, & Sternopatagus (p. 131); 
Agassiz (3), 
Pourtalesidae, fully discussed ; DE Meijere (57) p. 157-171. 
iPrenaster alpinus ; Fugger (92) p. 339 : Gourdon (102) p. 220. 
Prionechinus, discussed ; Delage (54) p. 240, fig. : diagnosis ; Meissner 
in Hamann (112) p. 1367. P. forbesianus, descr. (p. 71, pis. iv, xvi), 
P. sagittiger, descr. (p. 70, pi. xvi) ; de Meijere (57). 
fProcidaris ; Delage (54) p. 228. 
Progonolampas ; Delage (54) p. 265. 
Prometalia vide Metalia. 
^ Proterocidaris & P. giganteus ; Klem (142) p. 74. 
fProtocidaris; Klem (142) p. 75: perh. young Echinocystis-, Delage (54) 
p. 217. P. acuaria; Klem (142) p. 75. 
i Protoechinus & P. anceps; Klem (142) p. 75. 
Psammechinus descr. ; Delage (54) p. 243 : diagnosis ; Meissner in 
Hamann (112) p. 1371. ^P. ditbius; Douxami (69) p. 561: descr., 
distrib.; Schuetze (251) p. 166, pi. iii. tP. gillieroni', Zlatarski 
(299). P. microtuhercidatus Parona (207) p. 384: vide etiam sub 
Parechinus. P. miliaris ; Fuehner (89) & (90) : Garbowski (94) : 
fdetermined by T. Mortensen ; Petersen (215) p. 81: vide etiam 
sub Parechinus. fP. peroni; CouFFON (46) p. 41. P. rufus (Bell sub 
Salmacis) incl. Oymnechinus pumilio) Mortensen (195) p. 122, 
pi. V, vii. P. variegatus ; Delage (54) p. 243. P. verruculatus, 
colour; Mortensen (195) p. 123: pedicellariae ; de Meijere (57) 
p. 88, pi. xvii. 
fPseudasterostoma discussed ; de Meijere (57) p. 242. 
Pseudechinus descr. ; Delage (54) p. 246, fig. : diagnosis ; Meissner in 
Hamann (112) p. 1375: rejected; Loriol (162) p. 20. 
Pseudoholetia; Delage (54) p. 244: diagnosis; Meissner in Hamann 
(112) p. 1373. P. indiana syn. of P. maculata; DE Meijere (57) 
p. 208. P. macidata; Herdman (120) p. 139: pedicellariae; de 
Meijere (57) p. 96, pi. xvii. 
Pseudocentrotus ; Delage (54) p. 244 : diagnosis ; Meissner in Hamann 
(112) p. 1373. 
fPseudocidaris dunifera ; ZlatarskI (299). 
iPseudodiadema ; Delage (54) p. 235 : distinct from Diadema ; Mortensen 
(195) p. 47. P. aspera; Walther (281) p. 167. P. hourgueti; 
Karakasch (138) p. 15. P. hrongniarti, distinguished from P. vario- 
lare; Jukes-Browne (137) p. 455. P. conforme; Lissajous (153) 
p. 161. P. depressum; op. cit. p. 159: Strangways (266) p. 15: ?; 
Clerc (42) p. 99. P. inaequale, compared with P. wrighti, a 
deformity; Lissajous (153) p. 159. P. jauherti Cott. is Ifessotiara ; 
Lambert (148) p. 543. P. johae ; Lissajous (153) p. 159. P. mackiei, 
maintained; Jukes-Browne (137) p. 456. P. mamillanum (p. 162), 
