denotes titles either for sale for noted price or to pick up free according to the rules.
this title is not in stock now, but will be obtained on demand by about one month.
PDF free   
PDF to buy   
PDF on demand
Cat. no.
Title
CZK
EUR
MSC 013
Richards W. R.., 1960: A synopsis of the genus Rhopalosiphum in Canada (Homoptera: Aphididae). 47 pp. The Canadian Entomologist suppl. 13: 1-47.
295
12
MSC 072
Ruette R., 1970: A catalogue of types of Coleoptera in the Canadian National collection of insects. 134 pp. Memoirs of the Entomological Society of Canada 72: 1-134.