Larvae Structure (Anterior and Posterior Ends)

Wuchereria bancrofti

Head end: Coarse nuclei well separated

Tail end: No nuclei in the tail tip. Pointed tail tip

Brugia malayi

Head end: Darkly stained large coarse overlapping nucleiT

Tail end:

• Four to five nuclei in the tail region

• Two widely spaced nuclei in the tail tip

Loa loa

Head end: Coarse nuclei

Tail end:

• Column of nuclei extend into tail tip

• Blunt tail tip

Onchocerca volvulus

Head end: Coarse and well separated nuclei

Tail end: Pointed tail tip with no nuclei

Mansonella perstans

Head end: Nuclei overlapping

Tail end: Blunt tail tip with nuclei

Mansonella streptocerca

Head end: Fine and well separated nuclei

Tail end: Blunt, curved tail tip with nuclei

Mansonella ozzardi

Head end: Fine and well separated nuclei

Tail end: Hooked and pointed tail tip with no nuclei