\documentclass[tikz, crop, border=5pt]{standalone}
\usetikzlibrary{positioning,backgrounds,fit}
\usepackage{forest}

\usepackage{fontspec,xltxtra,xunicode}

%STYLE_BEGIN%
% English Fonts
\setmainfont[BoldFont={Fira Sans}]{Fira Sans Light}

% 中文字体
\usepackage{xeCJK}
\setCJKmainfont[BoldFont=Source Han Sans SC Medium]{Source Han Sans SC Normal}
\xeCJKsetup{CJKecglue = {\hskip 0pt plus 0.08\baselineskip}, xCJKecglue = {false}}
\punctstyle{plain}
\defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
%STYLE_END%

% Avoid using xcolor dvipsnames
% https://en.wikibooks.org/wiki/LaTeX/Colors
% https://www.color-hex.com/
\definecolor{black}{RGB}{26,25,25}
\definecolor{grey}{RGB}{129,130,132}
\definecolor{red}{RGB}{188,36,46}
\definecolor{brown}{RGB}{121,37,0}
\definecolor{green}{RGB}{32,128,108}
\definecolor{purple}{RGB}{160,90,150}
\definecolor{blue}{RGB}{0,103,149} % MidnightBlue
% Upper case colors for backgrounds
% https://coolors.co/palette/fbf8cc-fde4cf-ffcfd2-f1c0e8-cfbaf0-a3c4f3-90dbf4-8eecf5-98f5e1-b9fbc0
\definecolor{LemonChiffon}{RGB}{251, 248, 204}
\definecolor{ChampagnePink}{RGB}{253, 228, 207}
\definecolor{TeaRose}{RGB}{255, 207, 210}
\definecolor{PinkLavender}{RGB}{241, 192, 232}
\definecolor{Mauve}{RGB}{207, 186, 240}
\definecolor{JordyBlue}{RGB}{163, 196, 243}
\definecolor{NonPhotoBlue}{RGB}{144, 219, 244}
\definecolor{ElectricBlue}{RGB}{142, 236, 245}
\definecolor{Aquamarine}{RGB}{152, 245, 225}
\definecolor{Celadon}{RGB}{185, 251, 192}

\tikzset{
    comment/.append  style={label={[font=\small]0:#1}},
}
\forestset{
    /tikz/label position=below left,
    /tikz/label distance=.1em,
    dot/.style={tikz+={\fill[fill=#1] (.child anchor) circle[radius=2pt];}},
    dot/.default=black,
    bar/.style={tikz+={\draw[color=#1,line width=2pt] let \p1 = (!u.parent anchor), \p2 = (.child anchor) in ($(\x1, \y2 - 0.5em)!0.5!(\x2, \y2)$) -- ($(\x1, \y2 + 0.5em)!0.5!(\x2, \y2)$);}},
    bar/.default=black,
    rec/.style={tikz+={\scoped[on background layer]{ \node[draw=none, fill=#1, rectangle, fit to=tree, inner sep=-2pt, ] {};} }},
    rec/.default=Thistle,
}

\begin{document}

\begin{forest}
    where n children=0{tier=word}{},
    for tree={
        s sep=-4pt, % make siblings closer
        grow=0, % 0 degrees is to the right
        reversed, % tree_direction
        align=left,
        parent anchor=east,
        child anchor=west,
        anchor=west,
        edge path={
            \noexpand\path[draw, grey, line width=1pt, \forestoption{edge}]
                (!u.parent anchor) |- (.child anchor)\forestoption{edge label};
        },
        before typesetting nodes={
            if content={}{shape=coordinate}{}
        },
    }
[, label=\color{green}{动物}, dot
    [{栉水母}, comment=192]
    [, dot=red
        [\color{green}{多孔动物}, comment=8579]
        [, label={Parahoxozoa}, dot=red
            [{扁盘动物}, comment=1]
            [, label={Planulozoa}, dot=red
                [\color{green}{刺胞动物}, comment=13138]
                [, label=\color{green}{两侧对称动物}, dot
                    [{异无腔动物}, comment=380]
                    [, label={Nephrozoa}, dot=red
                        [, label=\color{green}{后口动物}, tier=3, dot=red
                            [\color{green}{棘皮动物}, comment=7330]
                            [, label=\color{green}{脊索动物}, tier=2, dot
                                [\color{green}{头索动物}, comment=33]
                                [
                                    [\color{green}{尾索动物}, comment=3020]
                                    [\color{green}{有头动物}, comment=64832]
                                ]
                            ]
                        ]
                        [, label=\color{green}{原口动物}, tier=4, dot
                            [, label={螺旋卵裂动物}, tier=3, dot
                                [
                                    [, label={担轮动物}, tier=2, dot=red
                                        [\color{green}{环节动物}, comment=21707]
                                        [\color{green}{软体动物}, comment=74374]
                                    ]
                                ]
                                [\color{green}{扁形动物}, comment=29285]
                            ]
                            [, label=\color{green}{蜕皮动物}, dot
                                [\color{green}{线虫动物}, comment=24773]
                                [\color{green}{节肢动物}, comment={>1200000}]
                            ]
                        ]
                    ]
                ]
            ]
        ]
    ]
]
%FOREST_END%
\end{forest}

\end{document}