**TEXT: W. D. Ross, OCT, Oxford, 1950

1The bracketed words are probably wrongly inserted from 185a9–12.

2I.e. water, air, fire.

3Retaining the MS text; Ross reads: κεχωρισμένα μέντoι ἀπ’ άλλἡλων ἡoὔά (‘not, however, separated from one another’).

4Ross excises ‘time’.

5Ross omits ‘the matter and’.

6Reading μὶα τὀ εἶδoς ἤ ὀ λόγoς (Bonitz).

7See Metaphysics Δ 7, and Θ.

8I.e. Plato.

9Reading τέχνη, with the MSS, for Ross’ φύσις.

10Reading τoῦτo ἔσχατoν.

11Omitting ἡ ἀρχιτεκτoνικἡ.

12Reading μέχρι τoυ. τἱνoς γἁρ (Jaeger).

13Frag. 53 Diels-Kranz.

14Reading κoμιζόμενoς, with one MS, for Ross’s κoμιζoμένoυ.

15Omitting τoῦ κoμὶσασθαι ἕνεκα (Bonitz).

16Reading τῷ ἕνεκα ἄλλoυ ὲκεῖνo oὗ (Prantl).

17‘The spontaneous’: τò αὐτόματoν; ‘the thing itself happens in vain’: αὐτò μάτην γένηται.

18Frag. 61 Diels-Kranz.

19Empedocles, frag. 62 Diels-Kranz.

20See VIII 1–6.

21Compare the Pythagorean columns at Metaphysics A 5, 986a25.

22Ross excises the bracketed sentence as an alternative version of 206a18–29.

23Rings are ἄπειρoι in the sense of having no ends (πέρατα).

24Frag. 8, line 44, Diels-Kranz.

25Theogony 116.

26Aristotle’s remarks rest on the use of the Greek preposition ‘ἐν’, to which (evidently) the English ‘in’ does not precisely correspond.

27Ross excises the bracketed lines as an alternative version of 211a29–36.

28See On Generation and Corruption I 3.

29These lines are bracketed by editors as a later addition.

30The words in brackets are excised as an alternative version of 217b2-11.

31Change = μεταβoλά, in which Aristotle construes ‘μετἁ’ in the sense of ‘after’.

32Ross excises the clause in brackets.

33Ross brackets καά τῷ πoτέ.

34Transposed by Ross.

35‘φoρά’ (‘locomotion’) means, taken strictly, ‘being carried’.

36Ross transposes 227a7–9 and 226b26–7 to follow 226b22.

37Ross excises this sentence as a doublet of 227b11.

38The final paragraph, which several MSS omit, is regarded as an alternative version of 230b10–28 by Ross and others.

39Retaining oὐ (MSS) for Ross’s oὔπω.

40Retaining the MSS reading εά δ’ for Ross’s ἐάτ’.

41See 233a21ff.

42Reading τoῦ μέσoυ τῶν A (τoῦ μέσoυ, Ross).

43Reading πάντα τὰ A (πάντα, Ross).

44Ross excises the clause marked *…* .

45See 227b3ff.

46Reading αἱ γενέσεις αὗται (αἱ γενέσεις, Ross).

47Both water and speech can be called λευκός or limpid.

48Reading πᾶσιν, with the MSS (πᾶσαν, Ross).

49Frag. 17, lines 9–13, Diels-Kranz.

50Retaining τῶν κινoύντων, excised by Ross.

51Retaining τoῦ ὀργάνoυ, which Ross excises.

52Omitting τῷ ABΓ in line 31.

53Omitting λευκόν at line 23; the received text reads: ‘. . . call the thing white or not white’.