CHRONOLOGICAL LIST. 83 



1869. A. Agassiz (continued). 



Schizaster 



cubensis ! non cTOrb. in Ag. C. R. = Brissus fragilis D. o. K. 1844. 

 Diadema 



mexicanum ! juv. non A. Ag. = Echinodiadema coronata Veeeill. 1867. 

 Lytechinus 



semituberculatus ! 

 Plagionotus 



nobilis ! 



1869. 



Perrier, Pedicell. Tbfese Fac. Scienc. Paris, 18G9. 



Cidnris 



rosaceus ! Rousseau = Oidarites annulifera Lam. 1816. 



Callao ! = Oidaris Danae Ag. 1846. 

 Echinus 



lezaroides ! (err. typ.) laganoides = Echinus molaris Blainv. 

 Psammechinus 



No. 248 ! = Echinus variegalus (Lam.) 1816, non Leske. 

 Tripneitstes 



bicolor ! Val. = Cidaris sardica Klein, 1734. 

 Echinometra 



No. 274 ! = Echinus purpuratus Stimps. 1857. 

 Acrocladia 



violacea! Blainv. = Echinus trigonarius Lam. 1816. 



serialis ! Val. = Cidaris mammillata Klein, 1734. 

 Echinolampas 



cyclostomus ! = Scutum ovatum Klein, 1734. 



Hellei ! Val. = Echinolampas Richardi (Desml.) 1 837, non Desmt. 

 Erissopsis 



parma! Val. = Brissus l3rrifer Forbes, 1841. 



No. 18 ! = 

 Breynia 



nigra ! 

 Amphidetus 



Novae Zelandiae ! Val. = Echinocardium australe Gray, 1851. 



No. 71 ! = Echinus cordatus Pk.nn. 1777. 



No. 193 ! = Spatagus flavescens Mull. 1774. 



Gaimardi ! = ? 

 Lovenia 



quadrimaculata ! Val. = Spatangus planulatus Lam. 1816. 



1869. 



Pomel, Introduc. aux Echinodermes, 1869. 



Trachypatagus. 



Leiopatagus (err. typ.) Leiospatangus Meter, 1860. 



depressus. 

 hypsopatagus. 



