RF2BTGFW7–Lancelet is a small elongated marine invertebrate that resembles a fish but lacks jaws in the order Amphioxiformes., vintage line drawing or engraving
RMG16EEH–Ascidiacea (commonly known as the ascidians or sea squirts) is a class in the Tunicata subphylum of sac-like marine invertebrate filter feeders. Sea squirts are sessile animals: they remain firmly attached to substratum, such as rocks and shells. There ar
RM2K6TTE7–Antique illustration of the lancelet. Vintage illustration of the lancelet. Antique picture of the lancelet. Cross section, figure legend. The lancelets , also known as amphioxi (singular: amphioxus), consist of some 30 to 35 species of 'fish-like' benthic filter feeding chordates in the order Amphioxiformes. They are the modern representatives of the subphylum Cephalochordata. Lancelets closely resemble 530-million-year-old Pikaia, fossils of which are known from the Burgess Shale. Zoologists are interested in them because they provide evolutionary insight into the origins of vertebrates. Lan
RMG7K0D5–European lancelet, Branchiostoma lanceolatum, illustration from book dated 1904
RFC6K2FF–Lancelet ( amphioxus lanceolatus ) top, bottom and inside view vintage engraving. Information about vertabrate evolution.
RF2C2T65M–Section of a young amphioxus, vintage engraved illustration. From the Universe and Humanity, 1910.
RFEW9X4G–Lancelet ( amphioxus lanceolatus ) top, bottom and inside view vintage engraving. Information about vertabrate evolution. Vector illustration, isolated cut-out.
RMG16EEJ–Ascidiacea (commonly known as the ascidians or sea squirts) is a class in the Tunicata subphylum of sac-like marine invertebrate filter feeders. Sea squirts are sessile animals: they remain firmly attached to substratum, such as rocks and shells. There ar
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