ADDENDA ET CORRIGENDA. 135 



PI. XXVII for Ophiura parvisentum read Ophiura parvisentis. 



PI. XXVII, fig. 1, before natural size insert slightly less than. 



PL XXIX, fig. 12, for Skdew sp. read Sladen. 



On all Plates (except XXVI) for Calliderma mosaicum read C. Smithix (see 

 p. 122). 



On all Plates for Metopaster Bowerbankii, M. Mantelli, M. zonatus, read M. 

 Parkinsoni (see p. 121). 



On all Plates for Metopaster cingulatus read M. uncatus (see p. 121). 



On all Plates for Pentaceros bulbiferus, I'. Boysii, J', coronatus, P. bipunctatus, 

 P. squamatus, P. pistil! iferus, P. ocellatus, P. argus, read corresponding species of 

 Staiirander aster (see p. 12-')). 



On all Plates for Pentagonaster megaloplax, read V. qwinqueloba (see p. 108). 



