Yadav J. S., Pillai R. K., Yadav A. S., 1990: Karyotypic study of some scarab beetles with comments on phylogeny (Coleoptera: Scarabaeoidea). 11 pp. Elytron 4: 41-51.
50
2
CBU 34063
Young O. P., 1980: Predation by tiger beetles (Coleoptera: Cicindelidae) on dung beetles (Coleoptera: Scarabaeidae) in Panama. 3 pp. The Coleopterists Bulletin 34(1): 63-65.
50
2
CBU 37247
Young O. P., 1983: The distribution and ecology of Coilodes castanea (Coleoptera: Scarabaeidae). 7 pp. The Coleopterists Bulletin 37(3): 247-253.
50
2
CBU 46052
Young R. M., 1992: A new Cyclocephala from a Costa Rican cloud forest (Coleoptera: Scarabaeidae). 4 pp. The Coleopterists Bulletin 46(1): 52-55.
50
2
CBU 53355
Young R. M., 1999: A new Fruhstorferia Kolbe from the Dawna Ra Mountains, Myanmar (Coleoptera: Scarabaeidae: Rutelinae). 4 pp. The Coleopterists Bulletin 53(4): 355-358.
50
2
CBU 56473
Young R. M., 2002: A new Cotalpa Burmeister taken on post oak in Eastern Texas with notes and a key to species in the genus (Scarabaeidae: Rutelinae). 7 pp. The Coleopterists Bulletin 56(4): 473-479.
50
2
SCA 1171
Yukhnevič L. A., 1953: O biologii i vredonosnosti iyunskogo (Amphimallon solstitiales Gebl.) i semiretshenskogo (Polyphylla irrorata L.) khrushtshej v goslesopitomnike g. Dzhambula. 6 pp.