(Order Cladocera):
One of two strands of nerve tissue surrounding esophagus and connecting posterior part of brain with ventral nerve cord [Stachowitsch, 1992].
(Order Anostraca):
One of two strands of nerve tissue extending around esophagus and connecting posterior part of supraesophageal ganglion with antennal ganglion (tritocerebrum) [Stachowitsch, 1992].
(Order Tanaidacea):
One of two strands of nerve tissue surrounding esophagus and connecting supraesophageal ganglion with subesophageal mass [Stachowitsch, 1992].
(Order Decapoda):
Circumesophageal connective [Stachowitsch, 1992].
(Order Amphipoda):
One of two strands of nerve tissue surrounding esophagus and connecting brain (supraesophageal ganglion) with subesophageal ganglion [Stachowitsch, 1992].
(Order Isopoda):
One of two strands o(nerve tissue surrounding foregut and connecting brain (supraesophageal ganglion) with subesophageal ganglion [Stachowitsch, 1992].
(Order Mysida):
One of two strands of nerve tissue surrounding esophagus and joining supraesophageal ganglion to subesophageal ganglion or directly to ventral nerve cord [Stachowitsch, 1992].
(Order Stomatopoda):
Circumoral connective [Stachowitsch, 1992].
(Order Leptostraca):
One of two strands of nerve tissue surrounding esophagus and connecting brain (supraesophageal ganglion) with ventral nerve cord [Stachowitsch, 1992].
(Subclass Cirripedia):
One of two strands of nerve tissue extending around esophagus and connecting supraesophageal and subesophageal ganglia.(Syn. circumesophageal connective) [Stachowitsch, 1992].
(Subclass Copepoda):
Circumesophageal connective [Stachowitsch, 1992].
(Subclass Mystacocarida):
One of two strands of nerve tissue extending from posterior part of brain (tritocerebrum) around esophagus [Stachowitsch, 1992].
(Superorder Syncarida):
One of two strands of nerve tissue surrounding esophagus and connecting supraesophageal ganglion to ventral nerve cord [Stachowitsch, 1992].
(Order Euphausiacea):
One of two strands of nerve tissue surrounding esophagus and connecting brain (supraesophageal ganglion) with ventral nerve cord [Stachowitsch, 1992].