Relationship of the meso  salpinx to the oviduct in the cow, ewe, sow and mare.  The infundibulum is a delicate membrane-like component of the oviduct that is in close apposition  to the ovary.  Arrows indicate the direction of oocyte/embryo transport within the oviduct toward the uterus.

AF = Antral Follicle
CA = Corpus Albicans
CL =  Corpus Luteum
H = Hilus
If  = Infundibulum
M(OB) =  Mesosalpinx  forming an ovarian bursa
Ms = Mesosalpinx
O = Ovary
OD = Oviduct
OF = Ovulation Fossa
UH = Uterine Horn
UL = Uterine Lumen
UOL = Utero-Ovarian