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Psen (Punctipsen) van Lith 1968
urn:lsid:organismnames.com:name:2384973
Microreference
125
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Psen (Punctipsen) van Lith 1968
van Lith 1968. Contribution to the knowledge of Indo-Australian, South Pacific and East Asiatic Psenini, Genus Psen Latrielle (Hymenoptera, Sphecidae). Tijdschrift voor Entomologie, 111 1968: 89-135