One picture looks like there's a dermestid larva, possibly Anthrenus sp. Other picture does look like frass but let's wait to hear more from others.
Louis N. Sorkin, B.C.E. Entomologist, Arachnologist Division of Invertebrate Zoology American Museum of Natural History Central Park West at 79th Street New York, New York 10024-5192 sor...@amnh.org<mailto:sor...@amnh.org> 212-769-5613 voice 212-769-5277 fax The New York Entomological Society, Inc. www.nyentsoc.org<http://www.nyentsoc.org/> n...@amnh.org<mailto:n...@amnh.org> ________________________________ From: pestlist@museumpests.net [pestlist@museumpests.net] Sent: Sunday, September 28, 2014 7:07 PM To: pestlist@museumpests.net Subject: [pestlist] Fwd: Found in book found this dead guy in the margin of a collection book. Any ID's? Also, Is this type of stuff frass (2nd photo)? I frequently see it in inner margins of bound books. Lastly, I have not received any pestlist postings since July although I never un-subscribed. How do I re-subscribe? Thanks!!! Sharlane Gubkin -- Sharlane Gubkin Preservation Officer Kelvin Smith Library Case Western Reserve University 11055 Euclid Avenue Cleveland, OH 44106-7151 (216) 368-3465<tel:%28216%29%20368-3465>