Apteryx
AP-ter-iks
Genus
the wingless one; without wings
Literally: without wing
| Part | Meaning | Language | Note |
|---|---|---|---|
| a- | not, without | Greek (a) | privative prefix; the form 'an-' is used before vowels, 'a-' before consonants |
| -pteryx | a wing; a feather; a fin | Greek (ptery, -g, -go, -x) | the -x form (pteryx) is the nominative singular of the noun πτέρυξ; here used as the terminal element of the compound |
Apteryx is a Greek-derived compound used as a New Latin genus name, treated as feminine (as is conventional for genus names ending in -yx). It consists of the Greek privative prefix a- ('without') attached directly to pteryx ('wing'), yielding a noun meaning 'the wingless one.' There is no connecting vowel because a- is a prefix that attaches directly to the following root. The name was coined by George Shaw (1813) for the kiwi, a flightless bird of New Zealand whose wings are vestigial and hidden beneath its plumage.
Pronunciation
- AP-ter-iks Three syllables: AP-ter-yx. The penult 'ter' has a short vowel (e) followed by only one consonant (r) before the final syllable, so rule 5 (short penult + two consonants) does not apply, and neither does any long-penult rule. Stress therefore falls on the ANTEPENULT (AP-). The antepenult vowel 'a' is short because it is followed by two consonants (pt). Final -yx is pronounced 'iks' (y = short i, x = ks). Note: 'pt' is not word-initial here (the word begins with 'A'), so both p and t are fully pronounced.
Other readings
No alternative segmentation is plausible. One might theoretically read 'apt-' as Latin aptus ('fit, fastened'), but the initial 'pt-' cluster and the Greek pteryx make the Greek privative analysis unambiguous.
The privative prefix a- (Greek) is confirmed in the dictionary (entry: 'a — Not, without; together'). The terminal element pteryx is confirmed as a dictionary form of entry 'ptery, -g, -go, -x — A wing; a feather; a fin' (Greek). The kiwi's wings are so reduced they are virtually invisible externally, making this one of the most literally apt genus names in ornithology. The genus Apteryx (family Apterygidae, order Apterygiformes) is endemic to New Zealand; the Māori name 'kiwi' is onomatopoeic, imitating the bird's call.