Tetragonocephalum Shipley & Hornell, 1905 (taxonomy source)
Tetragonocephalum aetiobatidis Shipley & Hornell, 1905 (status source)
Tetragonocephalum akajeinensis Yang, Lui & Lin, 1995 (status source)
Tetragonocephalum alii Deshmukh & Shinde, 1979 (status source)
Tetragonocephalum aurangabadensis Shinde & Jadhav, 1990 (status source)
Tetragonocephalum bhagawatii Shinde, Mohekar & Jadhav, 1985 (status source)
Tetragonocephalum georgei Jensen & Guyer, 2021 (original description)
Tetragonocephalum govindi Khamkar & Shinde, 2012 (status source)
Tetragonocephalum kazemii Roohi Aminjan & Malek, 2017 (additional source)
Tetragonocephalum levicorpum Jensen & Guyer, 2021 (original description)
Tetragonocephalum mackenziei Roohi Aminjan & Malek, 2017 (additional source)
Tetragonocephalum madhulatae (Andhare & Shinde, 1994) Jensen, 2005 (status source)
Tetragonocephalum madrasensis (Andhare & Shinde, 1994) Jensen, 2005 (status source)
Tetragonocephalum minutum (Southwell, 1925) Perrenoud, 1931 (basis of record)
Tetragonocephalum opimum Jensen & Guyer, 2021 (original description)
Tetragonocephalum panjiensis Khamkar, 2011 (status source)
Tetragonocephalum passeyi Jensen, 2005 (additional source)
Tetragonocephalum pulensis Kankale, 2014 (status source)
Tetragonocephalum raoi Deshmukh & Shinde, 1979 (status source)
Tetragonocephalum ratnagiriensis Shinde & Jadhav, 1990 (status source)
Tetragonocephalum sabae Roohi Aminjan & Malek, 2016 (additional source)
Tetragonocephalum sepheni Lanka, Hippargi & Patil, 2013 (status source)
Tetragonocephalum sephensis Deshmukh & Shinde, 1979 (status source)
Tetragonocephalum shipleyi Shinde, Mohekar & Jadhav, 1985 (status source)
Tetragonocephalum simile (Pintner, 1928) Perrenoud, 1931 (additional source)
Tetragonocephalum trygonis Shipley & Hornell, 1905 (taxonomy source)
Tetragonocephalum uarnak (Shipley & Hornell, 1906) Perrenoud, 1931 (additional source)
Tetragonocephalum yamagutii Muralidhar, 1988 (status source)