. Die Echinoiden der Deutschen tiefsee-Expedition . Döderlein phot. Pholotypie Elsäss. Druckerei, Strassburg i. E. 1—4. Paracentrotus agulhensis. 5. Sterechinus diadema. 6-8. Protocentrotus angulosus. 9. Notechinus magellanicus. Taf. XIX. Verlas von Gustav Fischer in Jena,

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectechinod, bookyear1906