Kalmar "Family Alopiidae" tana nufin dangin haraji na kifin cartilaginous wanda aka fi sani da sharks masu thresher. Wadannan sharks ana siffanta su da dogayen wutsiyoyinsu masu kama da bulala, wadanda suke amfani da su wajen bata ganima. Iyalin Alopiidae sun hada da jinsi guda uku: Alopias vulkinus), Bigiye SuperCiosus, Alopias SuperCiosus Shark (Alopias Pelaryhus).
