Reports in limited edition
1985: Zandbijen in het voorjaar
Andrenid solitary bees in the environment of
Lelystad in spring. [Dutch]
1985: Papierwespen in Flevoland
Facts and myths about the social wasps of
1986: Mieren in Flevoland
Distribution and biology of the ants living in
Inventarisatie Zanddepot A72/73 te Lelystad.
Report on a three year inventory of an out of
use sand storage area north of Lelystad. [Dutch]
1990: Hommels in Flevoland
The bumblebees of Lelystad. Descriptions of and
interesting facts about the found species. [Dutch]
1993: Insecteninventarisatie Corversbos
Bees and wasps collected in the herbal garden
of Corversbos Hilversum, information centre of the
Natuurmonumenten foundation. [Dutch]
Aculeata and Neuroptera collected in bird
sanctuary Naardermeer, the first protected wetland of
The Netherlands. [Dutch]
1997: Bijen en
graafwespen in Zand A72.
Chapter on Aculeata in the KNNV-report on a
three year inventory of an out of use sand storage area
north of Lelystad. [Dutch]
Inventarisatie Bergbos te Lelystad.
The Aculeate Hymenoptera of a relatively young
broad-leaf forest, experimentally managed in a
labour-extensive way. [Dutch]
Inventarisatie Kalklandje Crailoo, Hilversum.
The Aculeate Hymenoptera of a nineteenth
century railroad carbide dump, managed by the Goois
Natuurreservaat Foundation for its special
vegetation, characteristic for calcarious soils. [Dutch]
bijen in kaart gebracht.
Anouncement of the preliminary edition of the
atlas to the Dutch wild bees. [Dutch]
Brief article in Natuuronderzoek,
newsletter of the Amsterdamse Waterleidingduinen, about
the difference between Bembix rostrata and Philanthus
2001: Zandbijen in het Kuinderbos.
Short article for the management team of the
Flevolandschap foundation, about the presence of
an Andrenid solitary bee species in the most northern
nature reserve of Flevoland. [Dutch]
verslagen Insectenwerkgroep KNNV Lelystad.
Summary of activities and observations by
members of the insect research group KNNV, section
2002: Wilde bijen in de
Preliminary atlas of fifteen easy to recognize species
of wild bees in the coastal nature reserve AWD.
Selection of text for the complete atlas (see 2004).
2004: Wilde bijen in de
Amsterdamse Waterleidingduinen uitgebreid overzicht
van 85 soorten.
Distribution atlas of the 85 wild bees species
found in the AWD coastal nature reserve since 1980. With
distribution maps and descriptions of each species. Also
information about the various sand dune vegetations with
special reference to their meaning as bee habitats and
advice for management. [Dutch]
download PDF 1.6 Mb
2010: Invertebraten van
Overview of the rare and endangered
invertebrates that depend on natural coasts or dynamic
sanddune ecosystems for their survival. [Dutch]
download PDF 540 Kb
2013: Wilde bijen in Lelystad.
Three decades of research on the
bees of Lelystad, a city built on land that was
reclaimed from the sea in 1957. Despite its ecological
isolation no less than 120 species were recorded, of
which at least 75 could be found in 2012.
download PDF 4 Mb
2013: Nulmeting bijenfauna
Baseline survey of bees, wasps and syrphids
along motorway De Gooiseweg, preceding a broadening of
the road with special adaptations of the roadside for
solitary bees. [Dutch]
download PDF 1.9
2016: De invloed van
verstuivingsdynamiek op de insectenfauna van
Survey of flower-visiting and predatory insects
in the Kennemerduinen coastal nature reserve. Summary of
the baseline inventory, preceding a large-scale
operation aiming to restore drifting sand dynamics, and
the final impact research. [Dutch]
download PDF 7.1
2016: Mieren en wespen in Lelystad.
Analytical review of 35 jaar collecting and observing
ants and wasps in Lelystad. Since 1981 approximately 180
species have been identified, among which a number of
extremely rare and endangered species. The cuckoo wasp Chrysis terminata
is introduced as a new species for the Dutch fauna.
download PDF 6.4
2018: Effectonderzoek bijenberm Gooiseweg
Impact study on the effects of planting
flower-bearing shrubs or herbs for
bees along roadsides.
New insights on threats for honey bees lead to the
conclusion that solitary wild bees deserve more
download PDF 2.2
- Articles published in print
1989: Insekteninventarisatie in
Flevoland Insektenfauna en natuurbeheer
Wetensch. Mededeling KNNV nr. 192.
Report on five years of research of the
aculeate hymenoptera in the former sand storage area
A72/73 in Lelystad. With checklist of found species
and remarks on the management strategy. [Dutch]
1994: Bethylus hyalinus, a freak
after all! Entomologische Berichten
An obviously deformed specimen of the
bethylid species Bethylus fuscicornis, which
was described as a new species in 1874, was recovered
in the collection of the Natural History Museum in
Budapest after having been missing for many years.
1998: Anteon pinetellum,
a new Palaearctic dryinid Entomologische Berichten.
All Anteoninae dryinid wasps with partially
red or yellow heads were previously considered to be
varieties of the species Anteon ephippiger.
With a combination of physical features and ecological
data is stated that the populations of pine forests
form an at the time unknown, but valid species.
1999: New taxonomic status
for Anteon faciale Entomologische Berichten.
De original description in 1860 of the
dryinid wasp Anteon faciale (Hymenoptera:
Dryinidae) seemed to contradict in every way with the
appearance of the species it was synonymized with in
1984. The type specimen solved the problem. For the
first time males of this species are described.
Checklist of all bethylid species known from
Germany with every state mentioned where specimens
have been found. Nomenclature is revised and updated.
The genus Acephalonomia Strejcek is
synonymized with Cephalonomia Westwood.
2002: Holland op z'n platst
Observations in Flevoland revealed a curious
colonization process by bethylid wasps. The numbers of
brachypterous and fully winged specimens of Bethylus
fuscicornis appeared to develop in opposite
direction after arrival in the new land. [Dutch]
2003: De graafwesp Passaloecus
brevilabris nieuw voor de Nederlandse fauna
First sighting in The Netherlands of this
small but mysterious wasp. A number of characteristics
is given to enable easy distinction from the other
Dutch Passaloecus-species. [Dutch]
2004: De slobkousbij in de AWD
A population of the solitary bee Macropis
Europae was discovered in the Amsterdamse
Waterleidingduinen. The species was never reported
before in this popular sand dune nature reserve, while
bee records have been extensively recorded since the
19th century. [Dutch]
2004: De Wespen en
Mieren van Nederland, Nederlandse Fauna 6 EIS /
KNNV / Naturalis.
Atlas of the aculeate wasps and ants in The
Netherlands. Chapters by J. de Rond: Bethylidae,
Dryinidae and Embolemidae. Appearance, biology and
distribution in The Netherlands of 55 species. [Dutch]
2005: Vrije bijen in de AWD
In the Amsterdamse Waterleidingduinen a
cluster of feral honeybee colonies appeared to have
been housing in a White poplar forest for at least
half a century. It turned out to be a population of
nearly pure Black bees, the original endemic honeybee
subspecies of Western Europe. [Dutch]
2005: Wilde bijen van de
Noord-Hollandse duinen Tussen Duin en Dijk 4/2.
Review of the Noord-Holland province coastal
sanddune areas and their wild bees. For each
vegetation type a few typical bee species are
described and their ecological position is analysed.
2007: Leen Moraal &
Jeroen de Rond. Nieuwe vindplaatsen van de
zwamplatkop Cephalonomia formiciformis
Results of research on the insects of a beech
graveyard in the Veluwe National Park. [Dutch]
download PDF 170 Kb
2009: Bee- and wasp
expedition on the Alp Flix Jahresberichten der
Naturforschenden Gesellschaft Graubόnden
Report on an orientating insect inventory at
Alp-Flix, a traditionally grazed nature reserve on an
altitude of 2000 m. in the Bόndner Alps. [English]
download PDF 2.2 Mb