Sigmagraptidae

Sigmagraptidae is an extinct family of graptolites.

Genera

List of genera from Maletz (2014):

• †Acrograptus <small>Tzaj, 1969</small>
• †Azygograptus <small>Nicholson & Lapworth, 1875 in Nicholson (1875)</small>
• †Eoazygograptus <small>Obut & Sennikov, 1984</small>
• †Eotetragraptus <small>Bouček & Přibyl, 1951</small>
• †Etagraptus <small>Ruedemann, 1904</small>
• †Goniograptus <small>M’Coy, 1876</small>
• †Hemigoniograptus <small>Jin & Wang, 1977</small>
• †Jiangnanograptus <small>Xiao & Chen, 1990</small>
• †Jishougraptus <small>Ge, 1988</small>
• †Keblograptus <small>Riva, 1992</small>
• †Kinnegraptus <small>Skoglund, 1961</small>
• †Laxograptus <small>Cooper & Fortey, 1982</small>
• †Maeandrograptus <small>Moberg, 1892</small>
• †Metazygograptus <small>Obut & Sennikov, 1984</small>
• †Oslograptus <small>Jaanusson, 1965</small>
• †Paradelograptus <small>Erdtmann, Maletz & Gutiérrez-Marco, 1987</small>
• †Paraulograptus <small>Bouček, 1973</small>
• †Pendeosalicograptus <small>Jiao, 1981</small>
• †Perissograptus <small>Williams & Stevens, 1988</small>
• †Praegoniograptus <small>Rickards & Chapman, 1991</small>
• †Prokinnegraptus <small>Mu, 1974</small>
• †Sigmagraptus <small>Ruedemann, 1904</small>
• †Taishanograptus <small>Li & Ge, 1987 in Li, Ge & Chen (1987)</small>
• †Trichograptus <small>Nicholson, 1876</small>
• †Wuninograptus <small>Ni, 1981</small>
• †Yushanograptus <small>Chen, Sun & Han, 1964</small>

References