Abstract: Checklist of bees (Apiformes) of the Czech Republic and Slovakia is given:
altogether 681 species are known from both republics: 584 from the Czech
Republic (469 from Bohemia and 570 from Moravia) and 643 from Slovakia. Ten
species of the family Melittidae occur in the Czech Republic (9 in Bohemia,
10 in Moravia), 12 in Slovakia. Family Megachilidae is represented by
105 species in the Czech Republic (85 in Bohemia, 104 in Moravia) and
123 species in Slovakia. Stelis franconica Bluethgen, 1930 and Chelostoma
emarginatum (Nylander, 1856) are new for Bohemia, Megachile nigriventris
Schenck, 1868 for Moravia, and M. pyrenaea Pérez, 1903 for Slovakia. Stelis
nasuta (Latreille, 1809), Hoplitis loti (F. Morawitz, 1867), and Osmia
andrenoides Spinola, 1808 are removed from the fauna of Bohemia, Anthidium
montanum F. Morawitz, 1864 from the fauna of the Czech Republic (both Bohemia
and Moravia). Altogether 161 species of the family Apidae are known from the
Czech Republic (124 from Bohemia, 157 from Moravia) and 185 species from
Slovakia. Nomada atroscutellaris Strand, 1921 and N. trispinosa Schmiedeknecht,
1882 are new for Bohemia, Ceratina nigrolabiata Friese, 1896, Nomada melanopyga
Schmiedeknecht, 1882, and N. tridentirostris Dours, 1873 are new for the Czech
Republic (Moravia), Epeolus tarsalis F. Morawitz, 1874 is new for Slovakia. The
following species are removed from the faunas because no reliable data are
known: Pasites maculatus Jurine, 1807, Ceratina acuta Friese, 1896 and Nomada
sybarita Schmiedeknecht, 1882 from Moravia, Biastes truncatus (Nylander, 1848),
Nomada connectens Pérez, 1884, N. corcyraea Schmiedeknecht, 1882, N. imperialis
Schmiedeknecht, 1882, N. incisa Schmiedeknecht, 1882, N. insignipes
Schmiedeknecht, 1882, N. opaca Alfken, 1913, N. pectoralis F. Morawitz, 1877, N.
pygidialis Schmiedeknecht, 1881, N. tenella Mocsáry, 1883, Tetraloniella graja
(Eversmann, 1852), T. lyn- cea (Mocsáry, 1879), Synhalonia berlandi Dusmet,
1926, and Eucera taurica F. Morawitz, 1871 from Slovakia. Family Andrenidae is
represented with 138 species in the Czech Republic (116 in Bohemia, 133 in
Moravia) and 150 spe- cies in Slovakia. Andrena lagopus Latreille, 1809 is new
for the Czech Republic (Moravia). Occurrences of A. chrysopus Pérez, 1903 and
A. morio Brullé, 1832 in Bohemia, A. distinguenda Schenck, 1871 in Moravia,
A. rugulosa E. Stoeckhert, 1935, A. sericata Imhoff, 1868, A. susterai Alfken,
1914, and A. trimmerana (Kirby, 1802) in the Czech Republic (Moravia) are
confirmed. According to no reliable data, we remove A. anthrisci Bluethgen,
1925 from the fauna of Bohemia and A. curvana Warncke, 1965 from that of
Slovakia. Family Colletidae has 45 species in the Czech Republic (37 in
Bohemia, 43 in Moravia) and 46 species in Slovakia. Hylaeus kahri Förster,
1871 is new for the Czech Republic (Bohemia), and H. paulus Bridwell, 1919 for
Slovakia. Occurrences of H. pectoralis Förster, 1871 and H. annulatus
(Linnaeus, 1758) in Bohemia, H. cardioscapus Cockerell, 1924 and H. lineolatus
(Schenck, 1861) in Moravia, and H. annulatus in Slovakia are confirmed. Colletes
albomaculatus (Lucas, 1849), C. impunctatus Nylander, 1852 and Hylaeus
clypearis (Schenck, 1853) are removed from the fauna of Bo- hemia; C.
impunctatus, C. punctatus Mocsáry, 1877 and Hylaeus clypearis from the fauna
of Moravia; and Colletes impunctatus, Hylaeus alpinus (F. Morawitz, 1867), H.
clypearis, H. hungaricus (Alfken, 1905), H. soror (Pérez, 1903) and H.
tyrolensis Förster, 1871 from fauna of Slovakia. Altogether 125 species of
the family Halictidae occur in the Czech Republic (99 in Bohemia, 123 in
Moravia) and 128 in Slovakia. The following species are new for the Czech
Republic: Lasioglossum sabulosum (Warncke, 1986) (both Bohemia and Moravia), L.
sub- fulvicorne austriacum Ebmer, 1974 (Bohemia), Halictus scabiosae (Rossi,
1790), Lasioglossum crassepunctatum (Bluethgen, 1923), and L. mesosclerum
(Pérez, 1903) (Moravia). Lasioglossum convexiusculum (Schenck, 1853), L.
intermedium (Schenck, 1870), L. sexmaculatum (Schenck, 1853), and Sphecodes
marginatus Hagens, 1882 are new for Bohemia, Lassioglossum mesosclerum, L.
parvulum (Schenck, 1853), L. rufitarse (Zetterstedt, 1838), and L. sabulosum are
new for Slovakia. Occurrences of Sphecodes majalis Pérez, 1903 and S.
spinulosus Hagens, 1875 in the Czech Republic (Moravia) and Halictus patellatus
F. Morawitz, 1873 in Slovakia are confirmed. Pseudapis diversipes (Latreille,
1806), Lasioglossum elegans (Lepeletier, 1841), and Sphecodes pinguiculus
Pérez, 1903 are removed from the fauna of the Czech Republic (Moravia) because
no reliable occurrence data are available.
Key words: Hymenoptera, Apoidea, Anthophila, Apiformes, Melittidae, Megachi- lidae, Apidae, Andrenidae, Colletidae, Halictidae, checklist, new records, Czech Republic, Bohemia, Moravia, Slovakia