What is the plural number of 'Ovum'?

Ovum (noun):
English Meaning - An egg cell produced by a woman or female animal.
Bangla Meaning - ডিম্বাণু।
- Ovum এর plural form হচ্ছে Ova.

বিদেশি ভাষা থেকে আগত কিছু উল্লেখযোগ্য শব্দের singular-plural form দেওয়া হলো:
Singular → Plural
Datum → Data;
Phenomenon → Phenomena;
Forum → Forums;
Oasis → Oases;
Radius → Radii;
Medium → Media;
Formula → Formulas;
Focus → Focuses / Foci;
Crisis → Crises;
Curriculum → Curricula;
Analysis → Analyses;
Agendum → Agenda;
Ultimatum → Ultimata / Ultimatums;
Criterion → Criteria;
Ovum → Ova;
Index → indexes (in books), Indices (in mathematics).

Source: Applied English Grammar & Composition by P.C. Das.