| Auteur(s) | Plateaux-Quénu C., Plateaux, L. and Packer, L. |
| Jaar | 1989 |
| Titel | Biological notes on Evylaeus villosulus (K.) (Hymenoptera Halictidae), a bivoltine, largely solitary halictine bee. Insectes Sociaux 36 : 245-263. |
| Auteur(s) | Plateaux-Quénu C., Plateaux, L. and Packer, L. |
| Jaar | 1989 |
| Titel | Biological notes on Evylaeus villosulus (K.) (Hymenoptera Halictidae), a bivoltine, largely solitary halictine bee. Insectes Sociaux 36 : 245-263. |