Declension table of ?śaṅkhasvana

Masculine	Singular	Dual	Plural
Nominative	śaṅkhasvanaḥ	śaṅkhasvanau	śaṅkhasvanāḥ
Vocative	śaṅkhasvana	śaṅkhasvanau	śaṅkhasvanāḥ
Accusative	śaṅkhasvanam	śaṅkhasvanau	śaṅkhasvanān
Instrumental	śaṅkhasvanena	śaṅkhasvanābhyām	śaṅkhasvanaiḥ śaṅkhasvanebhiḥ
Dative	śaṅkhasvanāya	śaṅkhasvanābhyām	śaṅkhasvanebhyaḥ
Ablative	śaṅkhasvanāt	śaṅkhasvanābhyām	śaṅkhasvanebhyaḥ
Genitive	śaṅkhasvanasya	śaṅkhasvanayoḥ	śaṅkhasvanānām
Locative	śaṅkhasvane	śaṅkhasvanayoḥ	śaṅkhasvaneṣu

Compound śaṅkhasvana -

Adverb -śaṅkhasvanam -śaṅkhasvanāt