. Elementary text-book of zoology [electronic resource]. Zoology. ASCIDIA. 295 Fig. 205.—Transverse Section through Embr\o ck an ASCIDIAN. (After Delage.) Neural Groove. Notochord, Archenteron. Fig. 206.—Chordula Larva of an Ascidian. (After KowALEVSKi.) hypoblast, and a pair of lateral mesoblastic masses mere or less broken up. T his larva is characteristic of the Chordata though only found as a larva in the Atrtozoa, being represented by an embryonic stage in Vertebrata. The further development of the ascidian diverges from that of the next class. The larva becomes divi
. Elementary text-book of zoology [electronic resource]. Zoology. ASCIDIA. 295 Fig. 205.—Transverse Section through Embr\o ck an ASCIDIAN. (After Delage.) Neural Groove. Notochord, Archenteron. Fig. 206.—Chordula Larva of an Ascidian. (After KowALEVSKi.) hypoblast, and a pair of lateral mesoblastic masses mere or less broken up. T his larva is characteristic of the Chordata though only found as a larva in the Atrtozoa, being represented by an embryonic stage in Vertebrata. The further development of the ascidian diverges from that of the next class. The larva becomes divided into a body and a tail, nearly all the notochord and mesoblast being carried back into the tail (hence Urocho7-da^, whilst the tail. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Masterman, Arthur Thomas; Parsons, John Herbert, Sir, 1868-1957, donor; S. H. Lazarus (Firm); University College, London. Library Services. Edinburgh : E. & S. Livingstone
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1901
