Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Clade neomura Cavalier-Smith, 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Clade discaria Cavalier-Smith, 2021
Clade natates Cavalier-Smith, 2021
Clade photaria Cavalier-Smith, 2021
Clade eucorta Cavalier-Smith, 2021
Superkingdom Corticata Lankester, 1878 - corticates
Kingdom Chromista Caval.-Sm. (1981) - chromists
Subkingdom Harosa Cavalier-Smith, 2010
[crown] Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
Infrakingdom Halvaria Cavalier-Smith, 2010
Superphylum Heterokonta Caval.-Sm. (1986)
Phylum Ochrophyta Caval.-Sm. (1995)
Subphylum Phaeista Caval.-Sm. (1995)
Infraphylum Marista Caval.-Sm. (2006)
Superclass Fucistia Caval.-Sm. (1995)
Class Xanthophyceae P. Allorge ex Fritsch (1935) - yellow-green algae
Order Mischococcales
Family Characiopsidaceae Pascher
Genus Characiopsisᵀ A. Borzì (1895)
Characiopsis cylindrica
01 Characiopsis malleus
02 Characiopsis columnaris
03 Characiopsis elegans
04 Characiopsis richiana
05 Characiopsis obovoidea
06 Characiopsis subulata (A.Braun) Borzi
07 Characiopsis incurva
08 Characiopsis ventricosa
09 Characiopsis pyrenoidosa
10 Characiopsis armata
11 Characiopsis ambrosiana
12 Characiopsis bourrellyi J.A. Rino
13 Characiopsis pernana
14 Characiopsis minima
15 Characiopsis minutissima
16 Characiopsis aquilonaris
17 Characiopsis anabaenae
18 Characiopsis minuta (A.Braun) Lemmermann
19 Characiopsis acuta
20 Characiopsis lunaris
21 Characiopsis sphagnicola
22 Characiopsis falx
23 Characiopsis pinguis
24 Characiopsis gibba
25 Characiopsis submalleolus
26 Characiopsis curvata (G.M. Sm.) Skuja
27 Characiopsis malleolus
28 Characiopsis lageniformis
29 Characiopsis lagena
30 Characiopsis callosa
31 Characiopsis sublinearis
32 Characiopsis cochlearis
33 Characiopsis avis Pascher
34 Characiopsis pileata
35 Characiopsis pachypus
36 Characiopsis borziana
37 Characiopsis naegelii (A.Braun) Lemmermann
38 Characiopsis cedercreutzii
39 Characiopsis obliqua
40 Characiopsis gracilis
41 Characiopsis teres
42 Characiopsis tuba
43 Characiopsis pyriformis
44 Characiopsis praeacuta
45 Characiopsis aristulata
46 Characiopsis minor Pascher
47 Characiopsis longipes
48 Characiopsis turgida W.West & G.S.West
49 Characiopsis polychloris
50 Characiopsis difflugicola
51 Characiopsis microcysticola
52 Characiopsis sessilis
53 Characiopsis heeringiana
54 Characiopsis elephantipes
55 Characiopsis grandis
56 Characiopsis saccata
57 Characiopsis varians
58 Characiopsis aculeata
59 Characiopsis pseudospinifer
60 Characiopsis anas
61 Characiopsis calyptrata
62 Characiopsis obtusa
63 Characiopsis spinifer
64 Characiopsis spina
65 Characiopsis crassirostrum