Plate 06. 



Fig. 1. Is! II in pint Kt if l< iihiilonnis. tvpc: ;ili;ictiii;il view. p. L'Tli. 



2. Ni/niplid.stcr iin.siiis. \\]>i': iiliactinal view, p. 280. 



3. Nyiirphdstir h(ihii)t<il iis. type; abactinal view, p. 2S2. 



