ERRATA. 



Page 8 line 34 for Dolinometopus read Dolichometopng 



Page 12 line 4 for Brachipoda read Braehiopoda 



Page 12 line 7 add side heading Trilobita 



Page 13 line 24 add (A.nder8S0nia) after Ptychaspis 



Page 14 line 24 for cliinhsihsiensis read chinhsiensis 



Page 16 line 21 for 8 read 5 



Page 23 line 23 for middle read Lower 



Page 23 line 23 for Changshan read Manto 



Page 27 line 5 for furrow read furrows 



Page 27 line 29-31 for length read width 



Page 33 line 8 for deriding read dividing 



Page 37 line 19 for length read width 



Page 44 line 32 for two-third read two-thirds 



Page 48 line 25 for Shantung read Chihli 



Page 49 line 19 for 6a, 6b, ()c, read 5a, 5b, 5c. 



Page 50 line 19 add (si3.nov.) after sun 



Page 56 line 11 for wider read narrower 



Page 57 line 28 for dupwar read downward 



Page 59 line 24 for palpebra read palpebral 



Page 68 line 32 for 2a read 2 



Page 74 line 9 for Ivoai] read Kaoli 



Page 82 line 20 for pecies read species 



Page 82 line 21 for snew read new 



Page 84 line 9 for one read two 



Page 92 line 8 add natural nize after relief 



