Ptychoderidae

Ptychoderidae adalah sebuah famili cacing biji pasang.

 Genera and species 
World Register of Marine Species mendaftarkan genera berikut:Ptychoderidae  World Register of Marine Species. Retrieved 2011-10-17.

 Balanoglossus 
Mencakup spesies berikut:

 Balanoglossus apertus (Spengel, 1893)
 Balanoglossus aurantiacus (Girard, 1853)
 Balanoglossus australiensis (Hill, 1894)
 Balanoglossus borealis (Willey, 1899)
 Balanoglossus capensis (Gilchrist, 1908)
 Balanoglossus carnosus Müller in Spengel, 1893
 Balanoglossus clavigerus delle Chiaje, 1829
 Balanoglossus gigas Müller in Spengel, 1893
 Balanoglossus hydrocephalus van der Horst
 Balanoglossus misakiensis Kuwano, 1902
 Balanoglossus natalensis (Gilchrist, 1908)
 Balanoglossus occidentalis Ritter, 1902
 Balanoglossus proterogonius Belichov, 1928
 Balanoglossus robinii author unknown
 Balanoglossus salmoneus Belichov, 1928
 Balanoglossus stephensoni van der Horst, 1937
 Balanoglossus studiosorum van der Horst

 Glossobalanus 
Mencakup spesies berikut:

 Glossobalanus alatus van der Horst
 Glossobalanus barnharti Cameron & Ostiguy, 2013
 Glossobalanus berkeleyi (Willey, 1931)
 Glossobalanus crozieri van der Horst, 1924
 Glossobalanus elongatus Spengel, 1904
 Glossobalanus hartmanae Cameron & Ostiguy, 2013
 Glossobalanus hedleyi (Hill, 1897)
 Glossobalanus indicus Rao, 1955
 Glossobalanus marginatus Meek, 1922
 Glossobalanus minutus Kowalevsky, 1866
 Glossobalanus mortenseni van der Horst, 1932
 Glossobalanus parvulus (Punnett, 1906)
 Glossobalanus ruficollis (Willey, 1899)
 Glossobalanus sarniensis (Koehler, 1886)
 Glossobalanus williami Cameron & Ostiguy, 2013

 Ptychodera 
Mencakup spesies berikut:

 Ptychodera bahamensis Spengel, 1893
 Ptychodera ceylonica author unknown
 Ptychodera erythrea Spengel
 Ptychodera flava Eschscholtz, 1825
 Ptychodera pelsarti Dakin, 1916

 Referensi 

Kategori:Enteropneusta