13 



larva identified by I he present author. 1898; reared to full larval 

 shape and through metamorphosis by MacBridc. 1898, I'.iu.'i; by 

 Theel, 1892 (pid)lislied 1902: no description of larva): by Shearer, 

 Morgan and Fuchs, 1909 (1913). 



Psammechinus niicrolubcrculatus (Blv.) (Syu. Echiinis pulclidlux Ay.): 

 reared to first larval stage by Joh. Mil Her, 1852: Selenka. 1879 

 (wrongly named l-'.chinus nulitiris); Seeliger, 1890; reared through 

 metamorphosis by (i iesbreeh 1 , 1909 (in v. Ubisch, 1913: no 

 description given of the fully formed larva). 



Echinus escnlcnlns L. : reared to full larval shape and through meta- 

 morphosis by MacBride, 1898, 190.'): Shearer. Morgan and 

 Fuchs, 1913. 



Echinus nciilus Lamk.: reared to full larval shape and through meta- 

 morphosis by Shearer, Morgan and Fuchs, 1913. 



Slercchinus Ncunuiifcri (Meissner); pelagic larva idenlilied by I he present 

 author, 1913. 



Piiraccnlrolus Hindus (Lamk.) (Syn. Strongylocentrolus lii'idns); reared to 

 young larva by A. Derbes. 1817; Krohn. 1819: lo beginning meta- 

 morphosis by .loh. Miiller. 1852; Met sell n i ko 1 1 . 1S09. 



Strongylocentrotus drobdchicnsis ((). F. Mull.); young pluteus reared 1>\ 

 A. Agassi/, 1801 (other pelagic larvae \vrougly described as the 

 later stages of this larva by the same author). 



Strongylocentrotus fntncixntinis Ag. ; young larva reared by Loeb. 1909: 

 Hagedoorn. 1909. 



Strongylocentrotus pnrpiirnliia Stimps.: young larva reared by llagc- 

 doorn, 1909. 



Lytechinus imrieyalux (Lamk.) (Syu. 7Vm*/>m-i/.s7r.s- ixirir<i<tlus)\ reared lo 

 beginning metamorphosis by Tennenl. 1910. 



Tripneustes escnlenlus (Leske) (Syn. Ilippunoi- esculenla)- young larva 

 reared by Tennenl, 1910. 



Sphxrechinus granularis (Lamk.) (Syn. Echinus brevispinosus Bisso): young 

 larva reared by Krohn, 1853; fully formed, pelagic larva identified 

 by Joh. Miiller, 1855. 



Echinon/dmus [nisiilus ((). IM-. Midler); reared through metamorphosis by 

 Theel, 1892. 



Ah'llila IcstudiiHtla (Klein): reared through metamorphosis by C.aswell 

 ('.rave, 1902, but no description given of the' larva; reared by Ten- 

 nenl, 1910. 



Echinnnichnius i>arinu (Lamk.); pelagic larva identified by A. Agassi/. 

 1804: reared through metamorphosis by Fewkes. 18X0. 



Peronella Le.sueuri (Val.); reared through metamorphosis by the present 



