#synapsida

Live, measured metrics for the hashtag #synapsida from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #synapsida

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$51.02/ year · 9-character #name
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0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
1.7
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-11-03 15:02 UTC
0
10-28
0
10-29
0
10-30
0
10-31
0
11-01
0
11-02
0
11-03

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-11-03 15:02 UTC

No related tags with measured usage found for #synapsida.

Live pulse

measured · mastodon.social (Mastodon tag timeline) · fetched 2026-11-03 15:02 UTC

Everything below is measured over the latest 40 public posts (spanning ~21197 hours).

Posting hours (UTC) — busiest: 15:00

00:0012:0023:00

Languages: English (40)

Avg boosts / post: 1.5

Top of the latest posts

  • Of all the headlines to all the internet articles you read today, can you top this one? "Two million years of Llamas" (It's an accurate title too, although the article's author @JKRevell goes on to clarify that they're "technically referred

    Jon Sullivan@[email protected]♥ 17↻ 222026-06-28 21:40 UTCView post →
  • Why do most bats fly only at night? Is it because they're afraid of birds of prey? If so, do they try to avoid owls? Turns out the answers are not that clear cut, as @JKRevell explains in the latest article on #Synapsida (I like that parts

    Jon Sullivan@[email protected]♥ 17↻ 92025-06-03 01:12 UTCView post →
  • My day's just started but already my word-of-the-day has got to be "semi-zygodactyl." "This is a pattern seen in owls and ospreys, among other birds, and it means that the fourth toe can be rotated backwards on a bony flange so that it can

    Jon Sullivan@[email protected]♥ 15↻ 42026-03-29 19:47 UTCView post →

What “synapsida” means

Wikipedia

Synapsida is a diverse group of tetrapod vertebrates that includes all mammals and their extinct relatives. It is one of the two major clades of the group Amniota, the other being the more diverse group Sauropsida. Synapsids have a single lower temporal fenestra, an opening low in the skull roof behind each eye socket. These openings create a bony arch that allows for the attachment of larger jaw muscles and a more efficient bite. While previously argued to be distinctive to synapsids, single te

“Synapsida” on Wikipedia (CC BY-SA) →

#synapsida across platforms

every network with a public tag surface

Follow #synapsida straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/synapsida