PLATE XXXVII. 



PAGE 



Fig. 1. Axindla kmaecharta ; natural size, .. . . . .186 



Fig. la. One of the crateriform projections, showing a small osculum; x 3. 



Fio-. 2. Axinella lunaecharta, ?i\\othQr nYiQaimeii; natural size, . . .186 



Fig. 3. Axindla fibrosa ; natural size. . . . . . .183 



Fig. 4. Axindla reticidata ; natural size, . . . . .184 



Fig. 4ffl. Portion of snrface ; x 4. 



