Buckman 1909, pl. 5.
Howarth 1962, p. 119
Howarth 1992, p. 90-99, pl. 10, figs. la, b.
Reproduced with permission of the Palaeontographical Society
Reproduced with permission of the Palaeontographical Society
Harpoceras exaratum (Young and Bird)
| GROUP : | Lower Jurassic Ammonite Species |
| STATUS : | Holotype |
| NUMBER : | WHITM:SIM202 |
| HORIZON : | Upper Lias, Jurassic |
| LOCALITY : | Whitby, North Yorkshire |
| REFERENCES : | Young and Bird 1828, p. 266. Buckman 1909, pl. 5. Howarth 1962, p. 119 Howarth 1992, p. 90-99, pl. 10, figs. la, b. Reproduced with permission of the Palaeontographical Society Reproduced with permission of the Palaeontographical Society |
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