李啟澤醫師的部落格

Goniocidaris florigera

Agassiz, 1879

Size：21.38mm

Family：Cidaridae頭帕海膽科

Locality：Philippines.

Salmacis rubricincta

H.L.Clark 1925

Size：32.18mm

Family：Temnopleuridae刻肋海膽科

Locality：Philippines.

Astropyga radiata

(Leske, 1778)

輻星肛海膽

Size：148.48mm

Family：Diadematidae冠海膽科

Locality：Penghu Is., Taiwan

Astropyga radiata 148.48mm with spines

Astropyga radiata 148.48mm denuded

Astropyga radiata 148.48mm washed

Salmacis belli

Doederlein 1902

Size：79.91x55.69mm

Family：Temnopleuridae刻肋海膽科

Locality：Southern Taiwan Strait

Phylum： Echinodermata 棘皮動物門

Class： Echinoidea 海膽綱

Family： Cidaridae 頭帕海膽科

Scientific name： Stylocidaris bracteata

Chinese name：

Author： (A. Agassiz, 1879)

Size： 36.86mm

Description： Taken from Southern Taiwa . (Wu)

Prionocidaris australis

Ramsay 1885

Size：35.07mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Acanthocidaris maculicollis

de Meijere 1903

Size：22.79mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Acanthocidaris maculicollis

de Meijere 1903

Size：24.43mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Acanthocidaris maculicollis

de Meijere 1903

Size：29.72mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Acanthocidaris maculicollis

de Meijere 1903

Size：37.90mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Prionocidaris glandulosa

de Meijere 1904

Size：21.79mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Prionocidaris glandulosa

de Meijere 1904

Size：25.31mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Stylocidaris ryukyuensis

Shigei, 1975

琉球柄頭帕

Size：21.80mm

Family：Cidaridae 頭帕海膽科

Locality：Southern Taiwan Strait

Stylocidaris ryukyuensis

Shigei, 1975

Stylocidaris ryukyuensis

Shigei, 1975

Size：22.65mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Stylocidaris ryukyuensis

Shigei, 1975

琉球柄頭帕

Size：27.15mm

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

 

 

Prionocidaris hawaiiensis 27.15mm aboral view.

Prionocidaris hawaiiensis 27.15mm aboral view. Close-up.

Prionocidaris hawaiiensis 27.15mm oral view.
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Prionocidaris hawaiiensis 27.15mm oral view. Close-up.

Prionocidaris hawaiiensis 27.15mm lateral view.

Prionocidaris hawaiiensis 27.15mm lateral view. Close-up.

Prionocidaris hawaiiensis 27.15mm primary spine.

3 different type of primary spine showed on aboral side.

The inner layer of primary spine around apical system.

The secondary layer of primary spine.

The third layer of primary spine.

6 different type of primary spine on oral side.

The third layer of primary spine.

Crossectional view of primary spine.

The red circle indicate the oral side is flat.

Family：Cidaridae頭帕海膽科

Locality：Southern Taiwan Strait

Asthenosoma sp

Size：28.75mm

Family：Echinothuriidae柔海膽科

Locality：Philippines

Asthenosoma sp

Size：27.5mm

Family：Echinothuriidae柔海膽科

Locality：Philippines