Pygoscelis
pie-go-SEE-lis
Genus
rump-legged one; the one with legs at the rump
Literally: rump-legged
| Part | Meaning | Language | Note |
|---|---|---|---|
| pygo- | rump, buttocks, posterior | Greek (pyg, -o) | combining form pygo- |
| -o- | connecting vowel | Greek combining vowel linking pyg- to scel- | |
| scel- | leg | Greek (scel, -o) | stem from Greek skelos (leg); -is is the Latin nominative singular ending for a third-declension noun |
| -is | nominative singular ending for third-declension nouns | Latin | gives the genus name its Latinized form |
Pygoscelis is a compound Greek noun treated as Latin third-declension feminine. The first element pygo- (rump) modifies the head noun scel- (leg), yielding 'rump-leg'. The -is ending is the Latinized nominative singular. The name alludes to the anatomy of brush-tailed penguins (Pygoscelis adeliae, P. papua, P. antarcticus), whose legs are set far back on the body, near the rump — giving them their characteristic upright, waddling posture.
Pronunciation
- pie-go-SEE-lis Antepenult stress: the penult vowel (e in -cel-) is short and followed by only one consonant before -is, so stress falls on the antepenult. The antepenult vowel o is followed by a single consonant (sc-) and the word does not meet any penult-stress condition, so antepenult (go → the syllable before it, i.e. the third from last = 'go'). Re-counting four syllables: py-go-SCE-lis — penult is 'sce', short e followed by l+s (two consonants), which triggers penult stress by rule 5.
Commonly: pie-go-SEL-iss (sometimes heard in English, treating the e as short)
Other readings
pygo- + -scelis from Greek skelis (rib, leg-piece): less likely in this zoological context
pyg- from pygmaios (pygmy): much less likely; pygo- for 'rump' is standard
The dictionary confirmed both 'pyg' and 'scel' in the dictionary as Greek combining forms. The genus contains the three brush-tailed penguins; it was erected by Bonaparte in 1857. Stress falls on the penult 'ce-' because a short penult vowel followed by two consonants (l + s) satisfies penult-stress rule 5 — giving pie-go-SEE-lis (the e is lengthened in the stressed open reading common in English scientific pronunciation).