  the dalatiidae are a family of sharks in the order squaliformes, commonly known as kitefin sharks (which also refers specifically to the species dalatias licha). members of this family are small, under  long, and are found worldwide. they have cigar-shaped bodies with narrow heads and rounded snouts. several species have specialized bioluminescent organs. though there are seven species in this family, five of them are monotypic. ==genera and species== * dalatias rafinesque, 1810 ** dalatias licha (bonnaterre, 1788) (kitefin shark) * euprotomicroides hulley and m. j. penrith, 1966 ** euprotomicroides zantedeschia hulley and m. j. penrith, 1966 (taillight shark) * euprotomicrus t. n. gill, 1865 ** euprotomicrus bispinatus (quoy & gaimard, 1824) (pygmy shark) * heteroscymnoides fowler, 1934 ** heteroscymnoides marleyi fowler, 1934 (longnose pygmy shark) * isistius t. n. gill, 1865 ** isistius brasiliensis (quoy & gaimard, 1824) (cookiecutter shark) ** isistius plutodus garrick & s. springer, 1964 (largetooth cookiecutter shark) * mollisquama dolganov, 1984 ** mollisquama parini dolganov, 1984 (pocket shark) * squaliolus h. m. smith and radcliffe, 1912 ** squaliolus aliae teng, 1959 (smalleye pygmy shark) ** squaliolus laticaudus h. m. smith and radcliffe, 1912 (spined pygmy shark) ==see also==  *list of fish families ==references==  * dalatiidae in fishesofaustralia.net.au 
Dalatiidae