Kalmar “genus” tana nufin matsayi na haraji a cikin rabe-raben rayayyun halittu, musamman a ilmin halitta da ilimin dabbobi. Ana amfani dashi don rarrabe da kuma groupsungiyoyi tare da jinsin da ke da alaƙa da asalinsu. A taƙaice, kalmar "genus Pyralis" tana nufin ƙayyadaddun tsarin haraji wanda ya haɗa da rukuni na asu na cikin gida. Iyalin Pyralidae, suna da fiffiken goshi masu siffa uku-uku da yawanci launin ruwan kasa ko launin toka.