000			01174cam a22002891 4500
001			agr23000556
003			DLC
005			20260227110943.0
008			791112s1922 ohuaf b 000 0 eng c
010			_aagr23000556
035			_a(OCoLC)5685367
040			_aU.S. Dept. of Agr. Library _cViU _dDLC
042			_apremarc
050	0	0	_aAS36 _b.L592 no. 22
082			_a396.8L77 no.22
100	1		_aMurphy, Helen Elizabeth, _d1892-
245	1	0	_aNotes on the biology of some of our North American species of May-flies. _c[By] Helen E. Murphy.
260			_a[Cincinnati, _c1922]
300			_a46 p. _billus., plates. _c27 cm.
490	0		_aBulletin of the Lloyd Library of Botany, Natural History, Pharmacy and Materia Medica, _vno. 22. Entomological series, no. 2
500			_aDescriptive letterpress on versos facing the plates.
500			_aContribution from the Limnological Laboratory, Cornell University.
500			_aAlso issued as thesis (PH. D.) Cornell University, 1920.
504			_aBibliography: p. 23-26.
505	0		_aI. The metamorphosis of May-fly mouth parts.--II. Notes on the biology of May-flies of the genus Baetis.
650		0	_aMayflies.
999			_c8842 _d8842