The Indonesian houndshark (''Hemitriakis indroyonoi'') is a species of

houndshark Houndsharks, the Triakidae, are a family of ground sharks, consisting of about 40 species in nine genera. In some classifications, the family is split into two subfamilies, with ''Mustelus'', '' Scylliogaleus'', and '' Triakis'' in the subfamily ...

in the genus ''

Hemitriakis ''Hemitriakis'' is a genus of houndsharks in the family Triakidae. Species * '' Hemitriakis abdita'' Compagno & Stevens, 1993 (deepwater sicklefin houndshark) * '' Hemitriakis complicofasciata'' T. Takahashi & Nakaya, 2004 (ocellate topesha ...

''.''Hemitriakis indroyonoi''
at www.fishbase.org. It is a

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

houndshark, known from the eastern

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

n islands of

Bali Bali () is a province of Indonesia and the westernmost of the Lesser Sunda Islands. East of Java and west of Lombok, the province includes the island of Bali and a few smaller neighbouring islands, notably Nusa Penida, Nusa Lembongan, and Nu ...

and

Lombok Lombok is an island in West Nusa Tenggara province, Indonesia. It forms part of the chain of the Lesser Sunda Islands, with the Lombok Strait separating it from Bali to the west and the Alas Strait between it and Sumbawa to the east. It is rou ...

, in the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by th ...

. It was described by William T. White, Leonard J.V. Compagno, and Dharmadi in 2009.White, W.T., L.J.V. Compagno, and Dharmadi o initials 2009 (18 May) [ref. 30195
''Hemitriakis indroyonoi sp. nov., a new species of houndshark from Indonesia (Carcharhiniformes: Triakidae).''
Zootaxa No. 2110: 41-57. Females give birth to live young, with no placenta or yolk sac, and can have between six and 11 pups in one litter. When born, the pups measure 28–30 cm long. At first maturity, the houndsharks measure 90 cm,Maturity studies for ''Hemitriakis indroyonoi''
at www.fishbase.org. and males can go on to reach a maximum length of 120 cm, while females can reach a maximum length of 115 cm.

References

Indonesian houndshark Fish of Indonesia Indonesian houndshark {{Shark-stub