000			00877cam a22002171 4500
001			000281645
005			20190422171502.0
008			770706s1958 caua 000 0 eng c
040			_aCalif. U. Lib. _cVtU _dVtU _dOCoLC _dDLC
041	0		_aeng
100	1		_aNorris, Robert Allen, _d1922-
245	1	0	_aComparative biosystematics and life history of the nuthatches Sitta pygmaea and Sitta pusilla / _cby R.A. Norris.
260			_aBerkeley ; _aLos Angeles : _bUniversity of California Press, _c1958.
300			_a119-300 p. _billus. ; _c26 cm.
440	0	0	_aUniversity of California publications in zoology, _vv. 56, no. 2
500			_a"A contribution from the Museum of Vertebrate Zoology of the University of California."
500			_aBased on thesis, University of California.
504			_aBibliography: p. 293-300.
650	1	4	_aNuthatches.
051			_aQL696.P2 _bN6
999			_c233695 _d233695