Morphology of invertebrate types /
Petrunkevitch, Alexander, 1875-1964.
Morphology of invertebrate types / by Alexander Petrunkevitch. - New York : Macmillan company, 1916. - XIII, 263 p. : ill. ; 20 cm.
Morphology of invertebrate types / by Alexander Petrunkevitch. - New York : Macmillan company, 1916. - XIII, 263 p. : ill. ; 20 cm.