Carpenter, William Benjamin, 1813-1885 · London : John Churchill · leaf 602
ss no definite figure (as is the case with Lepralia and POLYZOA :—EIED S-HEAD PROCESSES. 579 Y/j. A large proportion of the Polyzoa of thisorder are furnished with very peculiar motile appendages,which are of two kinds, avmdaria and vihramda. The avicu-laria, or birds-head processes, are so named… … A, Portion of Cellidaria ciliata, enlarged; b, one of the birds-head processes of Bugula avicularia, more highly magnified, andseen in the act of grasprag another. without the intervention of a stalk, as in Eig. 247, a, beingeither projecting or immersed; but in the genera Bugulaand Bicellaria,…
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