Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1892)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1896)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1898)

Catalogus insectorum, quae Viennae Austriae auctionis lege distrahuntur - Megerle von Muehlfeld, Johann Karl, 1765 -1840 (1801)

La Cellule (Van In [etc.], 1910)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1892)

Eine Centurie neuer Hymenopteren. Die Zweite Centurie neuer Hymenopteren - Foerster, Arn. (Arnold), 1810 -1884 (1850)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

Ceylon : an account of the island, physical, historical, and topographical with notices of its natural history, antiquities and productions - Tennent, James Emerson, Sir, 1804 -1869 (Longman, Green, Longman, and Roberts, 1860)

Ceylon; an account of the island, physical, historical, and topographical, with notices of its natural history, antiquities and productions - Tennent, James Emerson, Sir, 1804 -1869 (Longman, Green, Longman, and Roberts, 1860)

Chamber's encyclopaedia, a dictionary of universal knowledge (Chambers, 1902)

Characteres generum insectorum, variis cum adnotationibus - Thunberg, Carl Peter, 1743 -1828 (I.C. Dieterich, 1791)

Check list of insects of the Dominion of Canada - Natural History Society of Toronto. (s.n.], 1883)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Printed for the State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1917)

A check list of the vascular plants of Nicaragua : based largely on collections in Nicaragua made by the author and companions, 1968-1976 - Seymour, Frank Conkling. (H.N. Moldenke and A.L. Moldenke, 1980)

Checklist of species of the subfamily Masarinae (Hymenoptera, Vespidae) - Carpenter, James M. (James Michael), 1956 - (American Museum of Natural History, 2001)

The Civil engineer and architect's journal, scientific and railway gazette ([William Laxton], 1839)

C.J. Schoenherr Genera et species curculionidum; catalogus - Schoenherr, C. J. (Carl Johan), 1772 -1848 (H. Jekel, 1849)

C.J. Schönherr, genera et species Curculionidum : Catalogus ab H. Jekel ... recensus et ordinatus - Jekel, Henri, 1816 -1891 (1849)

A classified index and synopsis of The animal kingdom arranged in conformity with its organization - Gray, John Edward 1800 -1875 (Printed for Whittaker and Co, 1835)

Cleptoparasitic behavior and immatures of the bee Melecta duodecimmaculata (Apoidea, Apidae, Melectini) ; Appendix, tribal descriptions of the Anthophorini and Melectini based on their mature larvae - Ding, Liang. (American Museum of Natural History, 2012)

The Coccidae - MacGillivray, Alexander Dyer, 1868 -1924 (Scarab company, 1921)

The Coccidae, tables for the identification of the subfamilies and some of the more important genera and species, together with discussions of their anatomy and life history - MacGillivray, Alexander Dyer, 1868 -1924 (Scarab Company, 1921)

The Coccidae, tables for the identification of the subfamilies and some of the more important genera and species, together with discussions of their anatomy and life history - MacGillivray, Alexander Dyer, 1868 -1924 (Scarab, 1921)