Psithyrus. 569 


dorsalis (Prov. D. TI. — 9 — Am.: Canada. 
Apathus dorsalis Provancher, Addit. faun. Canada. Hymén. 1888 p. 343 n. 6, €. 
Psithyrus dorsalis m. 
elatus (Cress. D. T. — (5$ — Am.: Canada, United States. 
Apathus elatus Cresson, Proc. Entom. Soc. Philadelphia II. 1863 p. 114 n. 7, 5. 
Apathus elatus Packard, Proc. Essex Instit. IV. 1864 p. 120, 5$. 
Apathus elatus Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 285. 
Apathus elatus Provancher, Natural. Canad. XIII. 1882 p. 269 n. 3, 5. 
Apathus elatus Provancher, Faun. entom. Canada. Hymén. 1883 p. 737 n. 3, d$. 
Apathus elatus Robertson, Entom. News I. 1890 p. 40. 
Apathus elatus Coville, Proe. Entom. Soc. Washington I. P. 4. 1890 p. 200. 
Psithyrus elatus m. 
ferganieus Rad. — As. centr. 
Psithyrus Ferganicus Radoszkowski, Rev. d'entom. XII. 1893 p. 241. 
fraternus (Smith; D. T. — ;$ — Am. bor. 
Apathus fraternus Smith, Catal Hymen. Brit. Mus. II. 1854 p. 385 n. 6, d. 
Apathus fraternus Cresson, Proc. Entom. Soc. Philadelphia II. 1863 p. 111 n. 3, 55. 
Psithyrus fraternus m. 
globosus Ev. — 9 /$ — Eur bor. & centr. 
Psithyrus globosus Eversmann, Bull. soc. natural. Moscou XXV. P. 3. 1852 p. 126 n. 2, C. 
Psithyrus globosus Kriechbaumer, Linnaea [entom.] IX. 1854 p. 1857 n. 6, 9 d. 
Psithyrus globosus Schenck, Jahrb. Ver. Naturk. Nassau XXI/II. 1867/8 (1870) p.337, G $. 
Bombus (Psithyrus) globosus Gerstaecker, Stettin. entom. Zeitg. XXX. 1869 p. 329 n. 22. 
Apathus globosus Thomson, Hymen. Scandin. II. 1872 p. 48 n. 5, 9 5. 
Bombus /Psithyrus) globosus Gerstaecker, Stettin. entom. Zeitg. XXXIII. 1872 p. 298. 
Psithyrus globosus H. Müller, Alpenblumen 1$$1 p. 590 n. 545. 
Psithyrus globosus Schmiedeknecht, Apid. Europ. I. P. 4. 1882 p. 281, 5. 
Psithyrus globosus Schmiedeknecht, Apid. Europ. I. P. 5. 1883 p. 392, 9; P. 6. p. 394, 5, 
ip.409 n.7, Q9 $; T.14 F.5 & 6. 
Psithyrus globosus Pérez, Actes soc. Linn. Bordeaux XXXVII. 1884 p. 269. 
Psithyrus globosus Hoffer, Mittheil. naturf. Ver. Steiermark XXV. 1858 p.153 n.6, 9 $; Tab. 
Psithyrus quadrieolor st. globosus m. (F. 11-12. 
interruptus (Greene, D. T. — 9 $ — Am RIO 
Bombus interruptus Greene, Ann. Lyc. Nat. Hist. New York VII. 1858 p. din 159. 
Bombus Suckleyi Greene, Ann. Lyc. Nat. Hist. New York VII. 1860 p. 169 n. 1, 5. 
Bombus interruptus Greene, Ann. Lyc. Nat. Hist. New York VII. 1860 p. 173 n. 11, Q. 
Apathus insularis Smith, Journ. of Entom. I. 1861 p. 155 n. 2, €. 
Apathus insularis Cresson, Proc. Entom. Soc. Philadelphia II. 1863 p. 113 n. 6, 9 i$. 
Apathus insularis Provancher, Addit. faun. Canada. Hymén. 1888 p. 343 n. 5, 9 3. 
Psithyrus insularis Ant. Handlirsch, Ann. naturh. Hofmus. Wien III. 1888 p. 24$, 
Psithyrus interruptus m. 
intrudens Smith) Handl. — € -- Am.: Mexico. 
Apathus intrudens Smith, Journ. of Entom. L 1861 p. 154 n. 1, €. 
Apathus intrudens Cresson, Proc. Entom. Soc. Philadelphia II. 1563 p. 111 n. 2, €. 
Psithyrus intrudens Ant. Handlirsch, Ann. naturh. Hofmus. Wien III. 1888 p. 248. 
laboriosus (Fabr) D. T. — 9 — Am.: Carolina. 
Bombus laboriosus Fabricius, Syst. Piez. 1804 p. 352 n. 51, C. 
Bombus laboriosus Illiger, Magaz. f. Insectenk. V. 1806 p. 174 n. 62. 
Apathus laboriosus Cresson, Proc. Entom. Soc. Philadelphia II. 1863 p. 111 m. !, C. 
Apathus laboriosus Provancher, Natural. Canad. XIII. 1582 p. 268 n. 1, C. 
