Declension table of ?kṛṣṇatāla

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇatālaḥ	kṛṣṇatālau	kṛṣṇatālāḥ
Vocative	kṛṣṇatāla	kṛṣṇatālau	kṛṣṇatālāḥ
Accusative	kṛṣṇatālam	kṛṣṇatālau	kṛṣṇatālān
Instrumental	kṛṣṇatālena	kṛṣṇatālābhyām	kṛṣṇatālaiḥ kṛṣṇatālebhiḥ
Dative	kṛṣṇatālāya	kṛṣṇatālābhyām	kṛṣṇatālebhyaḥ
Ablative	kṛṣṇatālāt	kṛṣṇatālābhyām	kṛṣṇatālebhyaḥ
Genitive	kṛṣṇatālasya	kṛṣṇatālayoḥ	kṛṣṇatālānām
Locative	kṛṣṇatāle	kṛṣṇatālayoḥ	kṛṣṇatāleṣu

Compound kṛṣṇatāla -

Adverb -kṛṣṇatālam -kṛṣṇatālāt