Prehistoric Extinct Sharks
SHARK CHAT FORUM
The Frilled Shark
is also known as Frill shark & Eel shark.
- FRILLED SHARK
- General Information: The frilled shark or eel
shark, has a long slender body with an elongated tail fin, which
gives it an almost eel-like appearance and one of its common names.
A single dorsal fin is located well back on its body, directly
above the large anal fin. The pectoral fins are short and rounded.
This shark has six pairs of large gill slits, where as most sharks
have five, the first pair which joins under the throat. The gills
are surrounded by frilly margins of skin, hence the common name
frilled shark. Its snout is short while the head is snake-like,
the lower jaw is long, with mouth almost at the tip of the snout
rather than under the head.
- Size: They can grow up to 6 to 7 feet in length.
- Teeth: The frilled sharks teeth have broad
bases with three sharp cusps separated by two small intermediate
cusps. They are armed with about 300 teeth, set in 27 rows. Each
tooth carries three sharp hooks, so prey stand little chance of
- Color: They have a dark chocolate brown, brownish-gray
or brownish-black body.
- Feeding Habits: Little is known about its diet,
but with such teeth, it probably feeds on small deep-water fishes
and squid. They are known to swim with their mouth open to lure
prey to conspicuous white teeth.
- Social Behaviour: They seem to segregate by
- Habitat | Migration | Distribution:
sharks are found in Eastern Atlantic, western Indian Ocean, western
and eastern Pacific. It is found on the bottom shelves and upper
slopes around continents and large islands. Occasionally, it is
seen near the surface in open waters, but it usually lives at
a depth of 330 to 4,260 feet, so the only chance of observing
it is from a deep-water submersible. It is sometimes collected
as by catch during bottom trawling.
- Reproduction: Frilled sharks are ovovivparous,(
retaining thin shelled eggs within the mothers body) females bear
8-12 live young, per litter on huge uterine eggs. Pregnant females
have very large abdomens. Gestation period is very long one to
- Frilled Shark Attacks: Harmless.
- Population Report: Not uncommon.
- Frilled Shark Facts: The frilled shark ( Chlamydoselachus
anguineus ) is a primitive shark, the sole living member of the
Chlamydoselachidae in the order Hexanchiformes. It is very different
from the other hexanchiform sharks, and it has been recently proposed
that the frilled shark should be given its own order. Chlamydoselachiformes.