Pachycoccyx
pak-ee-KOK-siks
Genus
the stout cuckoo
Literally: thick cuckoo
| Part | Meaning | Language | Note |
|---|---|---|---|
| pachy- | thick, stout | Greek (pach, -y) | combining form of Greek παχύς (pachys); the -y is the combining vowel absorbed into the stem |
| -coccyx | a cuckoo | Greek (coccy, -g, =x, -z) | Greek κόκκυξ (kokkyx); this root also gives the anatomical term 'coccyx' (tail-bone), so named because it resembles a cuckoo's bill; here it unambiguously refers to the bird |
Pachycoccyx is a single-word compound genus name built entirely from Greek elements. The adjectival prefix pachy- ('thick, stout') modifies the head noun coccyx ('cuckoo'), yielding a descriptive noun meaning 'the stout cuckoo'. By taxonomic convention the name is treated as feminine. The sole living species, P. audeberti (the Thick-billed Cuckoo of Madagascar), bears a name that alludes specifically to its heavy, robust bill.
Pronunciation
- pak-ee-KOK-siks Four syllables: pak-ee-kok-siks. The penult is 'kok': its vowel (o) is short and followed by only one consonant before a single vowel, so the penult is light. Stress therefore falls on the ANTEPENULT 'kok' (third from last). 'ch' = hard k (rule: ch = k always); final '-yx' = '-iks'; initial P is fully voiced (not a silent initial cluster).
Other readings
No alternative segmentation is linguistically plausible. The only false split the dictionary surfaces is cocc- ('berry') + -yx, but that is contradicted by the attested standalone form coccyx = 'cuckoo' and by the bird's identity.
Dictionary confirmed: pach,-y (Greek, 'thick') and coccy,-g,=x,-z (Greek, 'a cuckoo'). The anatomical bone called the coccyx takes its name from the same Greek root because its shape was thought to resemble a cuckoo's bill — a neat etymological connection to this genus. Author and year (Verreaux & Des Murs, 1855) stripped from the normalized name.