70 tick. 
XIV. ECH1NODERMA. 
■fllolaster, Agass., discussed; Lambert (146) p. 94. II. australice , Dun- 
can, referred to Lampadocorys\ op. cit. p. 97. H. latissimus, Agass., 
redescribed, stages of growth, and monstrosity ; Lambert (145) 
p. 89. II. placenta , ? Agass., figured; Fric (89) p. 111. II. 
planus, Agass., varieties; Cayeux (28) p. 119: discussed, typo of 
new genus Sternotaxis ; Lambert (146) p. 74. II. pyriformis , Per. 
& Gauth., referred to Lampaclocorys ; op. cit. p. 97. II. semistriatus , 
d’Orb., referred to Hemipneustes ; Cotteau (38) p. 9. H. simplex , 
Shum., redescribed and held to include II. comanchesi, Marcou ; 
Clark (36) p. 76. 
Holaster, Craie glauconifere de Boh^ries, Aisne, Cayeux (28) p. 119, n, sp. 
\Holectypus : — II. afer, Per. & Gauth.; Ficheur (81) p. 401. II. cas - 
tilloiy Cott. ; Aguilera (4) p. 26. II. corallinas , d’Orb. ; Smith, 
(250) p. 346. II. depressus, Leske ; Fox-Strangways (87) n, pp. 145 
& 196 : in Discoideen-mergel, near Basle ; Greppin (103). II. 
oblongus , Wright ; Fox-Strangways (87) II, p. 196. II. planatus , 
Roem., redescribed, held to include II. planus , and possibly II. cas - 
tilloi ; Clark (36) p. 58. II. sarthacensis , Cott. ; Gregory (102) 
p. 7. ? H. simplex, Shum. ; Clark (36) p. 93. II. turonensis , 
Senonian of Angouleme ; Arnaud (9) p. 29. 
Homolampas ; Agassiz (3) p. 81. 
H Homotoechus, n. g., for reception of Archcieocidaris hartiana , Baily, Lower 
Carboniferous, Donegal, the name of which is [unwarrantably] 
changed to H. hartii : Sollas, P. Dublin Soc. vii, p. 152. 
t Hyboclypeus agariciformis, Forbes; Fox-Strangways (87) n, p. 145. 
+//., sp. ind. ; Siemiradzki (244) p. 144. 
ilnfraclypeus thalebensis , Per. & Gauth. ; Ficiieur (81) p. 401. 
\ Inf ulus ter, Hag., discussed ; Lambert (146) p. 96. I. sp., Boheries, 
Aisne ; Cayeux (28) p. 119. 
f Jeronia, Seunes, discussed ; Lambert (146) p. 98. 
Laganum depression, Less. ; Studer (256) p. 181 : young, Loriol (154) 
p. 375. L. fragile, nomeu nudum ; Mazzetti (177). 
\Lampadaster, Cott., discussed ; Lambert (146) p. 97. 
t Lampadocorys, Pomel, discussed; loc. cit. p. 97. 
iLanieria lanieri , d’Orb. ; Aguilera (4) p. 26. 
t Leiocidaris : — L. australice , Dune., referred to Cidaris striata ; Cotteau 
( 44) p. 447. L. hemigranosus , Shum. sp., details described and 
figured ; Clark (36) p. 38. L. salviensis, Cott., described from N. 
Germany ; Schlueter (236) p. 26. 
L. (?) hilsii, Neocomian, Achim, Brunswick, Schlueter, Abh. Preuss. 
geol. Landesanst. Heft 5, p. 28, n. sp. 
t Leiopedina, Cott., defined and discussed, p. 612 ; L. scunusi , Pavay, re- 
described, p. 616; I. tallavignesi , Cott., redescribed, p. 613; Cotteau, 
Pal. franc., Ech. Tert. ii. 
iLeiosoma, Cott., defined and discussed ; loc. cit. p. 505. L. biarritzense , 
Cott., see Micropeltis. L. tournoueri , Cott.; Fallot (78) p. 361. 
L. bahezreiy Eocene, Pobla de Roda, in Aragon, Cotteau, Pal. franc., 
Ech. Tert, ii, p. 506, n. sp. 
