Ubick D., 2005: New genera and species of cribellate Coelotine spiders from California (Araneae: Amaurobiidae). 32 pp. (in English). Proceedings of the California Academy of Sciences 56(24): 305-336.
ARA 1525
Uetz G. W., Stratton G. E., 1983: Communication in spiders. 6 pp.
ARA 1023
Ugarte E., Arriagada J., 1983: Presencia de Arachnitis uniflora Phil. (Corsiaceae) en la peninsula de Hualpen, concepcion, Chile. 4 pp.
EVE 740
Uličný J., 1884: Bericht über bei Brünn gesammelte Myriopoden. 5 pp.
SPX 26209
Unsöld M., Melzer R. R., 2003: Myriapoda aus der Zoologischen Staatssammlung München: Die Scutigeromorpha der Sammlung Verhoeff (Chilopoda, Notostigmophora). 8 pp. Spixiana 26(3): 209-216.
GEN 08735
Urhan R., 1997: Two new species of mites of the family Zerconidae from Turkey (Acari: Mesostigmata). 8 pp. [ARA1722] Genus 8(3-4): 735-742.
SPX 36043
Uribe R. A., Nakamura K., Indacochea A., Pacheco A. S., Hooker Y., Schrödl M., 2013: A review on the diversity and distribution of opisthobranch gastropods from Peru, with the addition of three new records (Gastropoda, Heterobranchia). 18 pp. Spixiana 36(1): 43-60.
EVE 741
Ushakov P. V., 1953: Novye vidy mnogoshtshetinkovych tshervej iz semejstva Phyllodocidae (Polychaeta). 3 pp.
81131
Usher M. B., Booth R. G., Sparkes K. E., 1982: A review of progress in understanding the organization of communities of soil arthropods. 19 pp.
ARA 1526
Usher M. B., Davis P. R., 1983: The biology of Hypoaspis aculeifer (Canestrini) (Mesostigmata): in there a tendency towards social behaviour 8 pp.
ARA 1726
Ushiwata C. T., Sautter K. D., Kobiyama M., 1995: Influence of compaction of a forest soil on the soil fauna in a subtropical region. I. Oribatei (Acari, Cryptostigmata) and Collembola (Insecta). 9 pp. Revta bras. Zool. 12(4): 905-913.
ARA 1024
Uzenbaev S. D., 1990: Struktura naselenija i sezonnaja dinamika čislennosti paukov čerpetobija elnika zelenomošnogo. 8 pp.
