NOTES AND QUERIES. 717 
remedy. The Wood-Pigeon disease forms an excellent case for a 
systematic inquiry all over the country, and many schedules of the 
questions to be answered have been posted. Much information and 
many specimens have thus been received, but more of both are 
needed, and I should be delighted to supply schedules to any of 
the readers of ‘The Zoologist’ who may be in a position to give 
information on the subject. All the observations will be collated and 
studied by Dr. Ticehurst, who will draw up a full report at a later 
date.—H. F. Wiruersy (326, High Holborn, London). 
A Correction: ‘Vertebrate Fauna of North Wales.—In my recently 
issued book there is an unfortunate printer’s error on p. 222 which 
exactly reverses the meaning of the sentence, making me state that 
the Buzzard is double-brooded. The passage as I wrote it ran thus: 
“The Buzzard never rears two broods in a year, but like most birds,” 
&e. All readers who have copies of the book are earnestly requested 
to make the correction.— H. HE. Forrest (Hillside, Bayston Hill, 
Shrewsbury). 
ARACHNIDA. 
Curious Habit of a Chelifer.— My friend H. W. Bell-Marley 
recently sent me from Natal two specimens of a species of Chelifer 
which he had found firmly attached to the principal vein of the wings 

of a large Longicorn beetle (Macrotoma natala). It need scarcely be 
mentioned that the wings are membranous, and quite different to the 
strong elytra which cover them. Another species of Chelzfer about 
