6.6, 53.018: 10 Treatments

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Staurastrum quadriradiatum   sp. nov.  Westen, Marien Van & Coesel, Peter, 2014, Taxonomic notes on Dutch desmids VI (Streptophyta, Desmidiales): new species, newly described zygospores, Phytotaxa 166 (4), pp. 285-292 : 291-292 291-292
Cylloceria caligata     Verheyde, Fons, Hoekstra, Paul, Libert, Pierre-Nicolas, Meijer, Hilco, Ketelaere, Augustijn De, Vandaudenard, Thibaud, Belgers, Dick & Brosens, Edwin, 1880, Two hundred and five ichneumonid wasps reported for the first time in Belgium and the Netherlands (Hymenoptera: Ichneumonidae), Belgian Journal of Entomology 122, pp. 1-142 : 70 70
Actinotaenium spinosporum   sp. nov.  Westen, Marien Van & Coesel, Peter, 2014, Taxonomic notes on Dutch desmids VI (Streptophyta, Desmidiales): new species, newly described zygospores, Phytotaxa 166 (4), pp. 285-292 : 287-288 287-288
Cosmarium sphagnicoliforme   sp. nov.  Van Westen, Marien C. & Coesel, Peter F. M., 2021, Taxonomic notes on desmids from the Netherlands IV, with a description of another five new species, Phytotaxa 522 (3), pp. 240-248 : 247 247
Cosmarium palatiniforme   sp. nov.  Van Westen, Marien C. & Coesel, Peter F. M., 2021, Taxonomic notes on desmids from the Netherlands IV, with a description of another five new species, Phytotaxa 522 (3), pp. 240-248 : 246 246
Staurastrum brachiatoides   sp. nov.  Westen, Marien Van & Coesel, Peter, 2014, Taxonomic notes on Dutch desmids VI (Streptophyta, Desmidiales): new species, newly described zygospores, Phytotaxa 166 (4), pp. 285-292 : 290-291 290-291
Bordea denotata     Santamaria, Sergi & Pedersen, Jan, 2021, Laboulbeniomycetes (Fungi, Ascomycota) of Denmark, European Journal of Taxonomy 781, pp. 1-425 : 218 218
Podoschistus scutellaris     Verheyde, Fons, Hoekstra, Paul, Libert, Pierre-Nicolas, Meijer, Hilco, Ketelaere, Augustijn De, Vandaudenard, Thibaud, Belgers, Dick & Brosens, Edwin, 1880, Two hundred and five ichneumonid wasps reported for the first time in Belgium and the Netherlands (Hymenoptera: Ichneumonidae), Belgian Journal of Entomology 122, pp. 1-142 : 113-114 113-114
Cheilosia luteicornis   stat. nov.  Bot, Sander, Ståhls, Gunilla, Bygebjerg, Rune, Doczkal, Dieter & Vujić, Ante, 2025, Revision of the European species of the subgenus Neocheilosia Barkalov (Diptera, Syrphidae: Cheilosia), European Journal of Taxonomy 997, pp. 1-27 : 10-14 10-14
Acroricnus stylator     Verheyde, Fons, Hoekstra, Paul, Libert, Pierre-Nicolas, Meijer, Hilco, Ketelaere, Augustijn De, Vandaudenard, Thibaud, Belgers, Dick & Brosens, Edwin, 1880, Two hundred and five ichneumonid wasps reported for the first time in Belgium and the Netherlands (Hymenoptera: Ichneumonidae), Belgian Journal of Entomology 122, pp. 1-142 : 52 52