Cacing lemah
Cacing lemah ya iku jeneng kang biyasa minangka kulawarga Oligochaeta, kang kelas lan subkelase gumantung saka penemuné ana ing filum Annelida. Cacing lemah jinis Lumbricus wujud awake pipih. Jumlah segmen saka cacing lemah ya iku kurang luwih 90-195 lan klitelum kang papané ana ing segmen 27-32. Biasane cacing jinis iki kalah saing karo jinis liyané. Nanging yèn kanggo ternak, ukuran cacing iki bisa luwih gedhé saka cacing liyané. Cacing lemah jinis Pheretima segmennya bisa nganti 95-150 segmen. Klitelume mapan ana ing 14-16. Awake duwé wujud gilik dawa lan silindris wernane abang merah keunguan. Cacing kang kalebu jinis Pheretima ya iku kaya cacing abang, cacing koot lan cacing kalung. Cacing lemah minangka sawijining makluk kang wis urip nganggo bantuan sistem pertahanan wiwit fase ndisik evolusi, amarga saka iku cacing bisa ngadepi invasi mikroorganisme patogen ana ing lingkungane. Paneliten kang wis ana sasuwéné 50 taun nuduhake yèn cacing lemah duwé kekebalan humoral lan selular mekanisme. Saliyané iku uga wis ditemoke yèn banyu selom cacing lemah duwé kandhutan punjul 40 protéin lan pameran aktivitas biologis kaya ta: cytolytic, proteolitik, antimikroba, hemolitik, hemagglutinating, tumorolytic, lan mitogenic.

Pranala jaba 
 Earthworm Digest A great informational website and magazine
 Infography about Earthworms
 How to Make a Worm Farm Good for Composting and Fishing
 Kids Discovery
 Earthworm Information (UC Davis)
 Biology of the Night Crawler (Lumbricus terrestris)
 WormWatch - Field guide to earthworms 
 New Zealand flatworm page (UK Govt.) 
 New Zealand flatworm page (HDRA) 
 Worm Watch  Canadian worm awareness and appreciation site, with detailed worm anatomy.
 Minnesota Invasive Earthworms Minnesota DNR information on the negative impacts of earthworms
 Lumbricidae keys and Dichogastrid checklist 
 web-book: Earthworms of Hungary
 Opuscula Zoologica Budapest, online papers on earthworm taxonomy
 A Series of Searchable Texts on Earthworm Biodiversity, Ecology and Systematics from Various Regions of the World
 Earthworms as pests and otherwise hosted by the UNT Government Documents Department
 Third International Oligochaete Taxonomy Meeting, Platres, Cyprus, April 2nd to 6th, 2007
 Short comments on the Levant

Cathetan suku 

Sato kéwan
Cacing