Tiswermin

Tiswermin (assaɣ usnan: Arthropod) d astirf ameqran yak deg tgelda n iɣersiwen dɣa tla (tesɛa) iburɣas, Tissisyin yakk d Tiruca.,
Taddadanin qqaren-t-d d akken 80% n iɣersiwen kecmen deg ustirf-a, Dɣa lant (sɛant) igmamen uddisen seg igezzumen iwermiyen d tiski tuffiɣt i tagaẓt, Akken i ttilin-t s waṭas deg yilel

 Asesmel d tsartut 

 Aglam 
Tiswermin d imuddaren armtegziten ilan (yesɛa) tafekka yettugezmer ar imuren 

Asrgzem

 Tamhazt 

 Idaduren