Aquatic insects of California / with keys to North American genera and California species
Usinger, Robert L. 1912-1968,
Aquatic insects of California / with keys to North American genera and California species W.C. Bentinck [and others]. - Berkeley, University of California Press, 1956. - ix, 508 p. illus., maps. 29 cm.
56058271
Aquatic insects--California.
Insetos aquáticos--California
Insects--California.
Insetos--California
QL496 / .U75
595.7
Aquatic insects of California / with keys to North American genera and California species W.C. Bentinck [and others]. - Berkeley, University of California Press, 1956. - ix, 508 p. illus., maps. 29 cm.
56058271
Aquatic insects--California.
Insetos aquáticos--California
Insects--California.
Insetos--California
QL496 / .U75
595.7