| 1852 | Caprotina texana -- ROEMER
, p. 80, pl. 5, fig. 2a-c |
| 1852 | Caprotina texana -- GIEBEL
, p. 365 |
| 1884 | Requienia texana Roemer -- WHITE
, p. 95, pl.2, figs.5-7 |
| 1909 | Requienia texana Roem. -- GRABAU & SHIMER
, p. 547, Textfig. 749a-c |
| 1928 | Toucasia texana Roem. -- ADKINS
, p. 144 |
| 1930 | Caprotina texana Roem. -- BOGGILD
, p. 280 |
? | 1930 | Toucasia cfr. texana Roem. -- BURCKHARDT
, p. 175 |
| 1930 | Toucasia texana Roem. -- BURCKHARDT
, p. 192 |
? | 1930 | Requienia cfr. texana -- ADKINS
, p. 82 |
| 1930 | Requienia texana -- ADKINS
, p. 82 |
| 1934 | Requienia texana Roem. -- KUTASSY
, p. 101 |
| 1934 | Toucasia texana Roemer 1852 -- KUTASSY
, p. 106 |
| 1937 | Caprotina texana (Roemer) = "Toucasia texana" -- MAC GILLAVRY
, p. 152 |
? | 1938 | Toucasia cf. texana Roemer -- JONES
, p. 81 |
| 1938 | Toucasia texana (Roemer) -- MÜLLERRIED
, p. 234 |
| 1942 | Toucasia texana (Roemer) -- MÜLLERRIED
, p. 36 |
| 1944 | Toucasia texana (Roemer) -- IMLAY
, pp. 1095-1096, 1116-1117, 1123-1124, 1133, 1165 |
? | 1944 | Toucasia cf. T. texana (Roemer) -- IMLAY
, pp. 1133, 1175 |
| 1948 | Toucasia texana Roemer -- MÜLLERRIED
, p. 125 |
| 1952 | Toucasia texana (Roemer) -- WHITNEY
, p. 697 |
| 1967 | Toucasia texana -- MILLS et al.
, p. 1785 |
| 1977 | Toucasia texana (Roemer) -- COOGAN
, p. 37, pl.1, figs.1, fig.4 [copy Roemer 1852] |
| 1986 | Toucasia texana (Roemer) -- ALENC+STER & PANTOJA ALOR
, pp. 35, 44 |
? | 1987 | Toucasia sp. cf. T. texana Roemer -- ALENC+STER
, p. 117 |
| 1990 | Toucasia texana -- SCOTT
, pp. 31, 36, 50, 82, text-fig.28b |
| 1994 | Toucasia texana (Roemer) -- MASSE
, p. 322 |
| 1999 | Toucasia texana (Roemer) -- AGUAYO-CAMARGO
, p. 3 |
| 1999 | Toucasia texana (Roemer) -- ALENC+STER et al.
, p. 8 |