476 Stelis. 
Stelis aterrima Lepeletier, Encycl méthod. Insect. X. 1825 p. 480 n. 2. 
Stelis aterrima Spinola, Rev. zool. 1839 p. 305-307. 
Stelis aterrima Blanchard, Hist. nat. Insect. III. 1840 p. 413. 
Stelis aterrima Westwood, Introd. mod. Classif. Insect. II. 1840 Synops. p. $5. 
Stelis aterrima Lepeletier, Hist. nat. Insect. Hymén. II. 1841 p. 527 n. 1, C. 
Stelis aterrima Imhof & Labram, Insect. d. Schweiz IV. 1845; T. 38 (9). 
Stelis aterrima Smith, Zoologist III. 1845 p. 1154 n. 1, 9 4. 
Stelis aterrima Nylander, Notis. Saellsk. faun. & fl. Fenn. Fórh. I. 1848 [Adnot.| p. 275 n.2, Q. 
Apis (Stelis) aterrima Blanchard, Cuvier: Régne anim. Ed. 3^ Insect. II. 1849; T. 127 F. 4. 
Stelis aterrima Schenck, Jahrb. Ver. Naturk. Nassau VII. 1851 p. 90 n. 1, 9 5. 
Stelis aterrima Eversmann, Bull. soc. natural Moscou XXV. P. 3. 1852 p. 86 n. 1. 
Stelis aterrima Schenck, Jahrb. Ver. Naturk. Nassau IX. 1853 p. 204 n. 1. 
Stelis aterrima Smith, Catal. Brit. Hymen. Brit. Mus. I. 1855 p. 151 n. 1, € 3. 
Stelis aterrima Smith, Entomol Annual f. 1857 p. 37. 
Stelis aterrima Kirchner, Lotos VII. 1857 p. 280 n. !, € 4. 
Stelis aterrima Schenck, Jahrb. Ver. Naturk. Nassau XIV. 1859 p. 349 & 350. 
Stelis aterrima Taschenberg, Hymen. Deutschl. 1$66 p. 266, € (5. 
Stelis aterrima Thomson, Hymen. Scandin. II. 1872 p. 265 n. 1, 9 3. 
Stelis aterrima H. Müller, Verh. naturh. Ver. preuss. Rheinl . XXIX. 1872 p. 62. 
Stelis aterrima H. Müller, Befrucht. d. Blumen 1873 p. 464. 
Stelis aterrima Smith, Catal. Brit. Hymen. Brit. Mus. 24 Ed. I. 1876 p. 138 n. 1, € d. 
Stelis aterrima E. Saunders, Entom. M. Magaz. XIV. 1877 p. 163. 
Stelis aterrima Pérez, Actes soc. Linn. Bordeaux XXXVII. 1884; T. 1 F. 21. 
Stelis aterrima E. Saunders, Trans. Entom. Soc. London 1884 p. 216 n. 1, € 5; T. 10 F. 2. 
Stelis cognata Kohl, Ann. naturh. Hofmus. Wien VII. 1892 p. 230, €. 
Stelis aterrima Kohl, Ann. naturh. Hofmus. Wien VII. 1892 p. 233, 9; T. 13 F. 17. 
Stelis aterrima Friese, Bienen Europa's I. 1895 p. 35. 
australis Cress. — 9 — Am.: Georgia. 
Stelis Australis Cresson, Trans. Amer. Entom. Soc. VII. 1878 p. 92, C. 
breviuseula Nyl! — 9 (j — Eur. bor. & centr. [n. 5, $; T. 3 F. 9. 
Heriades breviuscula Nylander, Notis. Saellsk. faun. & fl. Fenn. Fórh. I. 1848 ([Adnot.] p.272 
Stelis breviuscula Nylander, Notis. Saellsk. faun. & fl. Fenn.Fórh. II. 1852[Suppl.] p.106, 3. 
Stelis breviuscula Schenck, Jahrb. Ver. Naturk. Nassau IX. 1853 p. 204 n. 3. 
Stelis pygmaea Schenck, Jahrb. Ver. Naturk. Nassau IX. 1853 p. 204 nm. 4, €. 
Heriades breviuscula Nylander, Mém. soc. sc. nat. Cherbourg IV. 1856 p.111 n. 8, $. 
Stelis pygmaea Schenck, Jahrb. Ver. Naturk. Nassau XIV. 1859 p.349 & 350. 
Stelis pygmaea Taschenberg, Hymen. Deutschl. 1866 p. 267, 9 $$. 
Stelis pusilla F. Morawitz, Horae soc. entom. Ross: V. 1867 p. 70 n. 56. 
Stelis pusilla Thomson, Hymen. Scandin. II. 1872 p. 267 n. 3, 9 3. 
Stelis breviuscula H. Müller, Verh. naturh. Ver. preuss. Rheinl XXIX. 1872 p. 62. 
Stelis breviuscula H. Müller, Befrucht. d. Blumen 1873 p. 464. 
Stelis breviuseula Pérez, Actes soc. Linn. Bordeaux XXXVII. 1884, €; T. 1 F. 22. 
Stelis breviuscula Schletterer, Zool. Jahrb. System. IV. 1889 p. 988. 
Stelis breviuseula Friese, Bienen Europa's IL. 1895 p. 37. 
costalis Cress. — 9 ($ — Am.: Texas. 
Stelis costalis Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 274, € 3. 
dimidiata Walk. — Q ($ — Afr.: Aegyptus. 
Stelis dimidiatus Walker, List of Hymen. in Egypt 1871 p. 49 n. 244, 9 d. 

'] Osmia spinolae Schenck (Giraud, Friese) Eriades truncorum (L.) Spin., E. nigri- 
cornis Nyl. (Friese). 
