ly ▁l ined ▁with ▁rows ▁of ▁numerous ▁close - set , ▁de press ible , ▁and ▁retr or se ▁teeth ; ▁vom er ine ▁teeth ▁are ▁absent . ▁Football fish ▁females ▁differ ▁from ▁those ▁of ▁other ▁cer atio id ▁families ▁by ▁their ▁short ened , ▁bl unt ▁sn out ; ▁along ▁with ▁the ▁ch in , ▁it ▁is ▁covered ▁in ▁sens ory ▁pap illa e . ▁Origin ating ▁above ▁or ▁slightly ▁in ▁advance ▁of ▁the ▁small ▁eye ▁is ▁an ▁ill ici um ▁( the ▁" f ishing ▁rod ") ▁and ▁at ▁its ▁end ▁a ▁bi ol um ines cent , ▁bul b ous ▁es ca ▁( the ▁" f ishing ▁l ure ", ▁its ▁light ▁ow ing ▁to ▁sym bi otic ▁b acter ia ). ▁Es cal ▁morph ology ▁var ies ▁between ▁species , ▁and ▁it ▁may ▁or ▁may ▁not ▁possess ▁dent icles ▁or ▁access ory ▁append ages , ▁the ▁latter ▁either ▁branch ed ▁or ▁un branch ed . ▁The ▁p tery gi oph ore ▁of ▁the ▁ill ici um ▁does ▁not ▁pro tr ude ▁from ▁the ▁sn out , ▁and ▁there ▁is ▁no ▁hy oid ▁bar bel . ▁ ▁At ▁m atur ity , ▁the ▁stream lined ▁males ▁have ▁an ▁en larg ed ▁posterior ▁nost ril ▁( with ▁ 1 0   – ▁ 1 7 ▁l am ella e ); ▁slightly ▁o void ▁eye ▁with ▁an ▁en larg ed ▁pup il ▁creating ▁a ▁narrow ▁anterior ▁a ph ak ic ▁space ; ▁no ▁il ici um ▁or ▁es ca ; ▁and ▁the