Species (71.781)
- Xylographa vitiligo (Ach.) J.R.Laundon
- Xylographus bostrychoides Duf.
- Xylolaemus fasciculosus Gyll.
- Xylomiges conspicillaris
- Xylomyges conspicillaris Linnaeus, 1758
- Xylopertha retusa Olivier
- Xylophilus corticalis (Payk.)
- Xylophilus testaceus (Hbst.)
- Xylopleurum roseum (Ait.) Raim.
- Xylosteus spinolae Friv.
- Xylotrechus antilope Schoenh.
- Xylotrechus arvicola Oliv.
- Xylotrechus pantherinus Sav.
- Xylotrechus rusticus L.
- Xymenopsis decolor
- Xysticus acerbus Thorell 1872
- Xysticus albomaculatus Kulczynski
- Xysticus audax Schrank 1803
- Xysticus bifasciatus Koch C.L. 1837
- Xysticus bonneti Denis
- Xysticus cristatus Clerck 1757
- Xysticus desidiosus Simon 1875
- Xysticus erraticus Blackwall 1834
- Xysticus gallicus Simon 1875
- Xysticus kempeleni Thorell 1872
- Xysticus kochi Thorell 1872
- Xysticus lanio Koch C.L. 1824
- Xysticus lineatus Westring 1851
- Xysticus luctator Koch L.
- Xysticus luctuosus Blackwall 1836
- Xysticus marmoratus Thorell
- Xysticus ninnii Thorell 1872
- Xysticus robustus Hahn 1832
- Xysticus secedens Koch L. 1876
- Xysticus sp.
- Xysticus tortuosus Simon
- Xysticus ulmi Hahn 1832
- Xysticus viduus Kulczynski 1898
- Xystophora carchariella (Zeller, 1839)
- Xystophora griseella Hein.
- Xystophora luteulentella Zeller, 1839
- Xystophora pulveratella (Herrich-Schäffer, 1854)
- Xystophora sepicolella Herrich-Schäffer, 1854
- Xystophora servella Zeller, 1839
- Yakuena kyusyuensis Kuroda
- Yezognophos dilucidaria (Denis & Schiffermüller, 1775)
- Yigoga flavina Herrich-Schäffer, 1852
- Yigoga forcipula Denis & Schiffermüller, 1775
- Yigoga melanura Kollar, 1846
- Yigoga nigrescens Hofner, 1888
- Yigoga orientis Alphéraky, 1882
- Yigoga renigera Hübner, 1808
- Yigoga signifera Denis & Schiffermüller, 1775
- Ylodes conspersus Rambur, 1842
- Ylodes detruncatus Martynov, 1924
- Ylodes internus McLachlan, 1875
- Ylodes kawraiskii (Martynov, 1909)
- Ylodes reuteri McLachlan, 1880
- Ylodes simulans (Tjeder, 1929)
- Yponomeuta cagnagella (Hübner, 1813)
- Yponomeuta evonymella (Linnaeus, 1758)
- Yponomeuta irrorella (Hübner, 1796)
- Yponomeuta mahalebella Guenée, 1845
- Yponomeuta malinella Zeller, 1838
- Yponomeuta malinellus Zeller, 1838
- Yponomeuta padella (Linnaeus, 1758)
- Yponomeuta padella aggr.
- Yponomeuta plumbella (Denis & Schiffermüller, 1775)
- Yponomeuta rorella Hübner, 1796
- Yponomeuta sedella Treitschke, 1832
- Yponomeuta vigintipunctata Retzius, 1783
- Ypsolopha alpella (Denis & Schiffermüller, 1775)
- Ypsolopha asperella (Linnaeus, 1761)
- Ypsolopha coriacella (Herrich-Schäffer, 1855)
- Ypsolopha dentella (Fabricius, 1775)
- Ypsolopha falcella (Denis & Schiffermüller, 1775)
- Ypsolopha horridella (Treitschke, 1835)
- Ypsolopha lucella (Fabricius, 1775)
- Ypsolopha mucronella (Scopoli, 1763)
- Ypsolopha nemorella (Linnaeus, 1758)
- Ypsolopha parenthesella (Linnaeus, 1761)
- Ypsolopha persicella (Fabricius, 1787)
- Ypsolopha scabrella (Linnaeus, 1761)
- Ypsolopha sequella (Clerck, 1759)
- Ypsolopha sylvella (Linnaeus, 1767)
- Ypsolopha ustella (Clerck, 1759)
- Ypsolopha vittella (Linnaeus, 1758)
- Ypsolophus barbellus F.
- Yucca filamentosa L.
- Yucca gloriosa L.
- Zabrus spinipes F.
- Zabrus tenebrioides Gze.
- Zachrysia auricoma Ferussac
- Zachrysia auricoma ssp. havanensis
- Zachrysia guanensis Poey
- Zachrysia provisoria Pfeiffer L.
- Zacintha verrucosa Gärtn.
- Zacladus affinis Payk.
- Zacladus exiguus Ol.
- Zahlbrucknerella calcarea (Herre) Herre