Enapteris euchaeta Chun, 1887
Very long tail and secondary cirri, and rectangular pinnules
Very long tail and secondary cirri, and rectangular pinnules
Chromophile Glands: From fourth parapodia, oval
Rosettes: Absent
Gonads: Only in dorsal ramus
Hyaline Glands: Lack of in dorsal pinnules, apical, indistinct
Spur: Absent
Juvenile T. nisseni
Tail: Distinctive, long, without parapodia or with only rudimentary ones
Eyes: Small, pinkish-brown
Parapodia: Truncated
Pinnules: Rectangular, do not border inner edges of rami, divided into a narrow frilly outer margin bearing the glands and inner broad clear area which simulates a flattened extension of the ramus, curled
Anterior Cirri: Absent (lost after larval stage)
Second Cirri: Much longer than body, very long in juveniles (up to four times body length), shorter than body in large adults, acicular bristles being three or even four times longer than the body, quite smooth or with very fine irregular incisions near the base
Prostomium: With long antennae (extend as wide as parapodia), notched
Pharynx: Short, not reaching first foot
Proboscis: Weak and short
Cephalic Ganglia: Prolonged anteriorly in an unpaired frontal nerve
8-30 mm
Type Locality: Mediterranean Sea
North East Atlantic: Belgian Exclusive Economic Zone (not certain), European waters (ERMS scope), United Kingdom Exclusive Economic Zone, Wimereux (not certain), Mediterranean; tropical, subtropical and temperate (warmer) water of Atlantic: Canary Islands, Azores, Gulf Stream, Caribbean Sea, Mexico; Indian Ocean; Pacific Ocean: Mexico, Peru, California Current System
Depth Distribution: 948-3886 m