Heterodontus philippi = Heterodontus portusjacksoni (Port Jackson shark egg)

질의: heterodontiformes

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제목:	Heterodontus philippi = Heterodontus portusjacksoni (Port Jackson shark egg)
올린이:	Wiki Photos (---@---.---)

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Egg of Port Jackson Shark (Heterodontus philippi =H. portusjacksoni)

English: Egg of Port Jackson Shark. Heterodontus philippi (Lacepede)
Subject: Heterodontus--Eggs
Tag: Fish
Date 1907
Source/Photographer English: David Starr Jordan (1907) Fishes, New York City, NY: Henry Holt and Company
Author David Starr Jordan (1851–1931)Source: https://commons.wikimedia.org/wiki/File%3AFMIB_51562_Egg_of_Port_Jackson_Shark_Heterodontus_philippi_%28Lacepede%29.jpeg

Heterodontus portusjacksoni - Port Jackson shark

The Port Jackson shark (Heterodontus portusjacksoni) is a type of bullhead shark of the family Heterodontidae that lives in southern Australia. It has a large head with ridges above the eyes and a pattern of dark markings on its body. It lays eggs in shallow water and feeds on sea urchins, mollusks, and fish. It can grow up to 1.65 meters long. It is named after Port Jackson, the natural harbor of Sydney, where it is commonly found. It has two spines in front of its dorsal fins that can be used for defense or to anchor itself in crevices.

Order: Heterodontiformes
Family: Heterodontidae
Genus: Heterodontus
Species: Heterodontus portusjacksoni (F. A. A. Meyer, 1793)

heterodontiformes
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