CALCAREOUS SPONGES. 773 



59. L. PYRiFORMis Lamhe. 



Leiiconia pyriformis Lambe [1893]. 



60. L. RODRiGUEZii Lackschewitsch. 



Leuconia rodriguezU Lackschewitscli [1886]. 



61. L. RUDiFERA Polejaeff. 



Leuconia rudifera Polejaeff [1883]. 

 Leucandra rudifera Thacker [1908]. 



62. L. SPissA Urban. 



Leuconia spissa Urban [1908]. 



■63. L. TAYLORi Lambe. 



Leucandra taylori Lambe [1900 A]. 



64. L. TYPiCA Polejaeff. 



Leuconia typica Polejaeff [1883]. 



65. L. viTREA Urban. 



Leuconia vitrea Urban [1908]. 



Section C. With microxea, but without large oxea. 



66. L. JOHNSTONii Carter. 



Orantia nivea var.^ Johnston [1842]. 

 Leicconia johnstonii Carter [1871 B]. 

 Leiijcandra johnstonii Haeckel [1872]. 



67. L. LOBATA Carter. 



Leuconia lobata Carter [1885-1886]. 



68. L. MULTiFiDA Garter. 



Leuconia multifida Carter [1885-1886]. 



69. L. NIVEA Grant. 



Spongia nivea Grant [1825-1826]. 

 Leucandra nivea Haeckel [1872]. 



70. L. ovATA Polejaeff. 



Ljeuconia ovata Polejaeff [1883]. 



71. L. PRAVA Breitfuss. 



Leitconia jirava Breitfuss [1898 C]. 



Section D. Without oxea of any kind. 



72. L. BATHYBiA Haeckcl. 



Dyssycum p)^rlmimmi Haeckel [1870], fide Haeckel 



[1872]. 

 Leacaltis bathybia Haeckel [1872]. 

 Grantia arabica Michlucho-Maclay, MS., fidx Haeckel 



[1873]. 



The earlier of Haeckel's names for this species, perimimcm, is 

 a nomen nudum, as it never was accompanied by a diagnosis 



51* 



