MEXICO CITY, March 13 - Mexican state oil company Pemex

revised its April term pricing formulas for crude shipped to

customers in the Americas, Europe and Asia, the company's

trading arm said on Friday.

The following table lists adjustments to price constants for

Pemex's flagship Maya heavy crude oil, as well as its Zapoteco,

Istmo and Olmeca grades marketed to the company's international

buyers by region.

DESTINATION MARCH APRIL

CONSTA CONSTA

NT NT

---------------- ------ ------

------ ------

--- ---

U.S. Gulf Coast, The

Americas' Atlantic

Coast, The Caribbean

Maya -10.20 -8.35

crude

Zapoteco -6.25 -5.40

crude

Istmo -5.50 -3.65

crude

Olmeca crude -1.95 -0.70

U.S. West Coast, The

Americas' Pacific

Coast

Maya crude -5.85 -5.55

Zapoteco crude -2.30 -1.55

Istmo -5.40 -4.30

crude

Olmeca crude -2.25 -0.75

Europe and the

Middle East

Maya -10.05 -8.50

crude

Zapoteco -9.65 -8.45

crude

Istmo -9.00 -8.15

crude

Olmeca crude -5.70 -5.25

India

Maya -10.10 -10.10

crude

Zapoteco -9.90 -9.85

crude

Istmo -8.85 -8.60

crude

Olmeca crude -6.70 -6.75

Far East

Maya -8.25 -7.00

crude

Zapoteco crude -4.90 -3.40

Istmo -7.50 -6.20

crude

Olmeca crude -7.10 -5.95

---------------- ------ ------

------ ------

--- ---