PITYLACTOTJEMATA. 
Bry. 7 
PHYLACTOL^EMATA. 
Cristatella : note on the nephridia ; Cori, Zeitschr. wiss. Zool. lv, 
pp. 626-644, 2 pis. 0. mucedo , note on ; Braem, Zool. Anz. xvi, 
pp. 65 & 66. 
Lophopus jheringi, Brazil, Meissner, SB. Ges. naturf. Berlin, 1893, p. 260, 
fig , n. sp. 
Plumntella : note on the distribution of the genus in Africa ; Meissner, 
Zool. Anz. xvi, pp. 385 & 386, who found the statoblasts attached to 
the shells of JEthzria. 
