Hypopharynx
See: metastoma [Martin, 2005].
See: metastoma [McLaughlin, 1980].
(Order Tanaidacea):
Labium [Stachowitsch, 1992].
(Order Decapoda):
Labium [Stachowitsch, 1992].
(Order Isopoda):
Labium [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.