| 1887 Larcospira quadrangula - Haeckel p. 696; pl. 49, fig. 3 |
| 1966 Larcospira quadrangula - Benson p. 266-268; pl. 18, figs. 7-8 |
| 1970 Larcospira quadrangula - Nigrini p. 169; pl.2, fig. 9 |
| 1971 Larcospira quadrangula - Casey pl. 23.3, fig. 8 |
| 1977 Larcospira quadrangula - Kling p. 217; pl. 2, fig. 18 |
| 1977 Larcospira quadrangula - Molina-Cruz p. 335; pl. 3, fig. 3 |
| 1979 Larcospira quadrangula - Nigrini and Moore p. S133-S134; pl. 17, fig. 2 |
| 1983 Larcospira quadrangula - Benson p. 505 |
| 1995 Larcospira quadrangula - van de Paverd p.188-190; pl. 55, figs. 1-2, 4-5 |
| 1998 Larcospira quadrangula - Boltovskoy fig. 15.86 |
