Other animals › Comb Stars
Spiny Sand Star
Astropecten armatus
24 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
California Sand StarAstropecten californicus
Indo-Pacific Comb StarAstropecten polyacanthus
Sand Sea StarAstropecten irregularis
Ochre Sea StarPisaster ochraceus
Pyramid Sea StarPharia pyramidata
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 1,328 |
|---|---|
| California | 1,320 |
| Arizona | 7 |
| Mexico | 4 |
| Maryland | 1 |
| Baja California | 1 |
| Chiapas | 1 |
| Sinaloa | 1 |
| Sonora | 1 |
Counts show where people looked, not only where it lives.
Traits
Physical
- RegenerationCan regrow lost body partsFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Echinoderms · Echinodermata |
| Class | Sea Stars · Asteroidea |
| Order | Paxillosidan Sea Stars · Paxillosida |
| Family | Comb Stars · Astropectinidae |
| Genus | Astropecten |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Spiny Sand Star with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.