Plate 25. 



Fig. 1. I'crscplioiKi.shr ui idl liiiid tis : tyiio. ;ictiii;il view, p. 123. 



2. Asl r(iiiH'sil( s cniH jKicI IIS : type, aetinal view. p. inT. 



,"). I'crsciiliuHiistcr ( ini/iiclis h)-< risi)i)iii.s : nctinal view. p. 115. 



4. I'crsciiliiiiiiisti r ciii'ijuclis : lyjii'. jicliiuil \ icw, p. 112. 



