ERRATA 
Volume 18, number 4, page 460, line 6, for plastogamy read 
plasmotomy. 
Volume 19, number 1, page 7, ling 29, for N » N=O read 
N © NO. 
Page 9, line 3, for way read may. 
H Hy 
Page 17, line 1, for =O read C=0 
ge H/ 
Plate 1, for Calotermes read Kalotermes. 
Volume 19, number 3, page 380, line 18, for Archimenes sesa- 
moides Vahl read Achimenes sesamoides Vahl. 
Volume 19, number 5, page 584, line 14, and page 589, line 34, 
for maculipes read maculicrus. 
Doctor Heller has requested the last change as he has recently 
noted that the name Mecistocerus maculipes is preoccupied, hav- 
ing been used for an African species described by Faust. 
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