TY - BOOK ID - 145857259 TI - Biology and systematics of the American species of the genus Hesperapis Cockerell. PY - 1966 PB - Ann Arbor : University Microfilms, DB - UniCat KW - Useful insects KW - Pollinators KW - taxonomy KW - identification. KW - identification KW - life cycle KW - Americas UR - https://www.unicat.be/uniCat?func=search&query=sysid:145857259 AB - ER -