Raabe M., 1960: Localisation en action de certaines neurohormones d’Insectes. 4 pp. [INS 409] Acta Societatis entomologicae Cechosloveniae 57: 325-328.
 
MHB 25
Radchenko V. G., 1992: Origin of eusociality in insects: solving of the problem of polygynous colony foundation within the framework of the haplodiploidy hypothesis. 5 pp. (in Russian). Entomologitsheskoe obozrenie 71(3): 505-509.
 
AGR 97
Rafes P. M., 1956: Insects- pests of Elaeagnus calligonum, and Tamarix, growing on the Naryn sands (semidesert toward the East of the Volga). 13 pp. (in Russian). Entomologitsheskoe obozrenie 35(4): 805-817.
 
INS 412
Rákosy L., 1997: Concluzii generale. 3 pp.
 
INS 414
Rákosy L., Stan G., 1997: 1. Semnificatia faunei de insecte din ecosinsteme naturale si necesitatea conservarii lor. 8 pp.
 
ASC 24091
Rambousek F., 1927: Periodický výskyt hmyzu. 3 pp. [INS 415] Acta Societatis entomologicae Cechosloveniae 24: 91-93.
 
AZC 1617
Razowski J., Świecimski J., 1971: Ilustracja aparatów genitalnych owadów w publikacjach naukowych. 20 pp. Acta zoologica cracoviensia 26/17: 715-734.
 
6068
Remm H., 1966: Putukate valimaaraja. I. Apterygota, Palaeoptera, Hemimetabola. A key to Estonian insects. 184 pp. (in Estonian).
 
FEB 14047
Řezáč M., 1951: Několik poznámek o hálkách na ryzci obecném (Lactarius deliciosus L.) a jejich původci. 2 pp. [INS 420] Folia entomologica 14: 47-48.
 
MUZ 40
Robinson G. S., Jones D. W., 1996: A cheap, low-powered insect light-trap for tropical use. 12 pp.