ClipArt ETC
"Dissection of leech. c.g., Cerebral ganglia; p., penis; s.v. is opposite the semminal vesicle; ov., ovary; ut., uterus; v.d., vas deferens; l.b.v., lateral blood vessel; T.4, fourth testis; n.v., nephridial vesicle; N.17, last nephridium; G.19, nineteenth pair of ganglia; n.c., nerve-cord." -Thomson, 1916

Leech Dissection

"Dissection of leech. c.g., Cerebral ganglia; p., penis; s.v. is opposite the semminal vesicle; ov.,…