In slokas 10:21 to 10:38 Lord Krishna tells Arjuna his divine manifestations that are very important.

First Column refers to the Gita Sloka number

The second Column refers to the major group

The third Column refers to the specific manifestations

E.g.:  You shall read row 1 as “Lord Krishna is Vishnu among the Adityas"

Let me know if this needs any corrections/questions you shall have. 

Sloka

Among

He is

10:21

Adityas[Dhata, Mitra, aryama, Rudra, Varuna, Surya, Bhaga, Vivasvan, Pusa, Savita, Tvasta and Visnu]

Vishnu

10:21

Luminaries

The radiant sun

10:21

Maruts[The seven groups of Maruts are Avaha, Pravaha, Vivaha, Paravaha, Udvaha, Samvaha and parivaha]

Marici

10:21

Stars / Constellations

Moon

10:22

Vedas[Rk, Yajus, Saman, Atharva]

Sama-veda

10:22

Gods

Indra

10:22

Eleven sense-organs

jñanendriyas - “cognitive senses” : the five instruments of perception: eyes, ears, mouth, skin, and nose

karmendriyas - “action organs”): the five organs of action:vocal chords, feet, hands, rectum, and genitals

Mana

Mind

10:22

Living beings with consciousness

Consciousness

10:23

Eleven Rudras[Aja, Ekapada, Ahirbudhnya, Pinaki, Aparajita, Tryam-baka, Mahesvara, Vrsakapi, Sambhu, Harana and Isvara. Different Puranas give different lists of eleven names] 

Sankara

10:23

Yaksas and Goblins

Vittesah, Kubera

10:23

Eight VasusApa, dhruva, Soma, Dharma, Anila, Anala (Fire), Pratyusa and Prabhasa

Pavakah, Fire

10:23

The peaks

Meru

10:24

Priests of kings

Brahaspati

10:24

Commanders of armies

Skanda

10:24

Large expanses of water

Sea

10:25

Great sages

Bhrgu

10:25

Words

Om

10:25

Rituals

Japa

10:25

Immovable

Himalaya

10:26

Trees

Asvatta

10:26

Divine sages

Narada

10:26

Gandharvas

Citraratha

10:26

Perfected onesthose who, from their very birth, were endowed with an abundance of the wealth of virtue, knowledge and renunciation

Sage Kapila

10:27

Horses

UccaihsravasDivine horse of Indra which was born when the sea was churned for nectar

10:27

Elephants

AiravataDivine elephant of Indra

10:27

Men

King

10:28

Weapons

Thunderbolt

10:28

Cows

Kamadhenu

10:28

Progenitor

Kandarpa

10:28

Serpents

Vasuki

10:29

Snakes

Ananta

10:29

Gods of the waters

Varuna

10:29

Pitrnam, among the manes

King of the manes, named Aryama

10:29

Maintainers of law and order

Yama

10:30

Demons

Prahlada

10:30

Reckoners of time

Time

10:30

Animals

Lion

10:30

Birds

Garuda

10:31

Moving Things / Purifiers

Air

10:31

Weilders of weapons

Rama

10:31

Fishes

Makarah shark

10:31

Rivers

Ganga

10:32

Creations

Beginning and the end as also the middle

10:32

Knowledges

Adhyatma-vidya, knowledge of the Self

10:32

Debators

Fair reasoning

10:33

Letters

Letter a

10:33

Compound words

Dvandva

10:33

 

Im the end less time and dispenser of the fruits of actions of the whole world

10:34

 

Im the destroyer and also the prosperity of those destined to be prosperous

10:34

Feminine qualities

Fame, Beaty, Speech, Memory, intelligence, fortitude and forbearance

10:35

Sama Mantras

Brhatsaman

10:35

Metres

Gayatri

10:35

Months

Marga-sirsa (Agrahayana, November-December)

10:35

Seasons

Spring

10:36

Deceitful

Gambling

10:36

Mighty

Irresistible command (Tejas)

10:36

Victorious

Victory

10:36

who make effort

Effort

10:36

who possess magnanimity of mind

magnanimity (Sattva Guna)

10:37

Vrsnis [The clan to which Sri krsna belonged, known otherwise as the Yadavas.] 

Vasudeva

10:37

Pandavas

Arjuna

10:37

Sages

Vyasa

10:37

Omniscient(i.e. of the those who know the past, present and future)

Usanas (Sukracarya)

10:38

Punishers

Controlling the lawless

10:38

Who desire to conquer

Righteous policy

10:38

Secrets

Silence

10:38

Men of knowledge

Knowledge