Sacabambaspis Healing ancient fishｻｶﾊﾞﾝﾊﾞｽﾋﾞｽ

This is a restored model of the ancient fish Sacabambaspis at the Natural History Museum in Helsinki, Finland. It has become a hot topic as a fish with a pitiful appearance with its mouth open and a blank expression on its face.

フィンランドのヘルシンキ自然史博物館にある古代魚サカバンバスピスSacabambaspisの復元模型です。口を開けた情けない姿で、とぼけた表情の魚として話題です。

Reconstruction of Helsinki Nature Museum

The actual Sacabambaspis Spice had a hard exoskeleton covering the top and bottom of its body, but the model is a healing character with exquisite reproduction, and it has become a strange craze.

Sacabambaspice is a fish from the Ordovician period, when trilobites and nautiluses flourished. Casabanbaspis is a jawless fish (angnathic fish), whose mouth is always open, and it is thought that it lived by sucking in food debris, and that it was probably a bad swimmer because it lacked a pair of fins. Masu. Jawless animals are lampreys and taunagi in Japan.

実際のサカバンバスピスは体の上下が固い外骨格でおおわれていましたが、模型の再現度が絶妙な癒し系のキャラクターで奇妙なブームが起きています。

サカバンバスピスは、三葉虫類やオウムガイなどが繁栄たオルドビス紀の魚です。カサバンバスピスは顎の無い魚（無顎類）で、常に口が開いていて、そこから食べ物の残骸を吸い込んで生きていたことや、一対のヒレが無いためおそらく泳ぐのが下手だったと考えられています。無顎類は日本ではヤツメウナギ、タウナギです。

Reconstruction from 30 years ago The body has been restored flat.

It is characterized by its eyes on the front and the mouth just below the eyes, which are shaped like a half-moon with an arc pointing downwards.

復元図は正面についた目と、そのすぐ下の口が弧を下にした半月状になっているのが特徴です。

Reconstruction from 7 years ago The scales have been restored.

It has two nasal cavities between its eyes, and the lower half of its mouth, covered with fine scales, is thought to have moved flexibly.It probably had an oval shell made of bone that covered its back and stomach.

The task of reconstructing a few two-dimensional fossils into three-dimensional form takes various forms depending on the ichthyologist.

目の間には二つの鼻腔があり、細かい鱗に覆われた口の下半分は柔軟に動いたと考えられています。骨でできた楕円形の甲羅が背中とお腹を覆うようについていたことでしょう。

数少ない二次元の化石を三次元に復元する作業は魚類学者によって様々な形になります。

Classification of fish魚類の分類

Agnatha lamprey

無顎類（むがくるい）ヤツメウナギ、サカバンバスピス

Placoderms Dunkleosteus

板皮類（ばんぴるい）ダンクルオステウス

Acanthodii Climmatiidae

棘魚類（きょくぎょるい）クリマウティウス

Chondrichthyes Sharks, rays

軟骨魚類（なんこつるい）サメ、エイ