"Ocadia glyphistoma" is an intergeneric hybrid turtle

Turtle

Turtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield...

 in the Geoemydidae

Geoemydidae

Geoemydidae is the largest and most diverse family in the order Testudines with about 70 species. It includes the Eurasian pond and river turtles and Neotropical wood turtles.-Characteristics:...

 family (formerly Bataguridae). Originally described as a new species supposedly endemic to Guangxi

Guangxi

Guangxi, formerly romanized Kwangsi, is a province of southern China along its border with Vietnam. In 1958, it became the Guangxi Zhuang Autonomous Region of the People's Republic of China, a region with special privileges created specifically for the Zhuang people.Guangxi's location, in...

/China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

; it was classified as Data Deficient in the IUCN Red List

IUCN Red List

The IUCN Red List of Threatened Species , founded in 1963, is the world's most comprehensive inventory of the global conservation status of biological species. The International Union for Conservation of Nature is the world's main authority on the conservation status of species...

.

It is known only from a few specimens including the type series, all from the pet trade supposedly from Guangxi or Vietnam. Either found in the wild or bred for the pet trade, it was later determined to be the offspring of a male Chinese Stripe-necked Turtle

Chinese Stripe-necked Turtle

The Chinese stripe-necked turtle is a species of turtle in the Geoemydidae family. It is found in China , Taiwan, and northern & central Vietnam....

 and a female Vietnamese Pond Turtle (Spinks et al. (2004), Stuart & Parham (2006)). If it is a wild-born hybrid, the specimen thus must have originated in central Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

, the only area where Mauremys annamensis

Mauremys annamensis

The Vietnamese pond turtle or Annam leaf turtle is a species of turtle in the family Geoemydidae.It can be distinguished from its relatives by its color pattern: the head is dark with three or four yellow stripes down the side...

/ the Vietnamese Pond Turtle is known to exist and overlaps with the range of Ocadia sinensis

See also

• Mauremys iversoni the Fujian Pond Turtle
  Fujian Pond Turtle
  The Fujian Pond Turtle is a possibly also naturally occurring intergeneric hybrid turtle in the Geoemydidae family produced in larger numbers by Chinese turtle farms as a "copy" of the Golden Coin Turtle Cuora trifasciata. It appears to occur in China and Vietnam...
  
  
• Mauremys pritchardi
  Mauremys pritchardi
  Mauremys pritchardi is an intergeneric hybrid turtle in the Geoemydidae family. It was described to be from Myanmar and has been found in the wild in China and Japan and is produced to some extent in Chinese turtle farms...
  
  
• Ocadia philippeni