Psychamok

From Author Wars - https://authorwars.com/publications/psychamok-255673.html

Overview:

Title: Psychamok
Author: Brian Lumley
Year: 2002
ISBN-10: 0765304813
Publisher: Tor
Price: $24.95
Pages: 318
Binding: Hardcover
Type: Novel
Title Reference: Psychamok
Notes:
- Amazon Look Inside shows "Cover art by Jim Thiesan". But this is incorrect attribution.
- "© B E 2001" signature clearly visible, and this is the rightmost third of Eggleton's PSYCHOSCHISM. Also credited to Eggleton on Lumley's website, where Thiesan is credited for the artwork on a different edition.