Craspedocephalus lanceolatus, which inhabits the greater part of S.
The ophidians are also very numerous, ranging from the comparatively harmless boa-constrictor to the deadly " palanca " or " fer de lance " (Lachesis lanceolatus) and rattlesnake (Crotalus), of which there are several species.
Des sciences de St Petersbourg (1866), and " Entwickelungsgeschichte des Amphioxus lanceolatus," ibid.
Lanceolatus, is found in the Black and Mediterranean Seas, and on the coasts of France, Great Britain and Scandinavia, while a closely allied species or subspecies, A.
- Amphioxus lanceolatus, Yarrell (Branchiostoma lubricum, Coste).
- Amphioxus lanceolatus laid open ventrally.
Lanceolatus obtained by the tow-net in 8 -10 fathoms, showing the asymmetry of the large lateral sinistral mouth with its ciliated margin cm and the dextral series of simple primary gill-slits (Ips-14ps).
Lankester, "Contributions to the Knowledge of Amphioxus lanceolatus (Yarrell)," op. cit., xxix.
Schneider, "Einiges fiber Resorption and Excretion bei Amphioxus lanceolatus," Anat.
Sobotta, "Die Reifung and Befruchtung des Eies von Amphioxus lanceolatus," Arch.
Weiss, "Excretory tubules in Amphioxus lanceolatus," Quart.