... Cerata extending well in front of rhinophores and same color as rhinophores . . . . . ... 93 Cerata not extending well in front of rhinophores .. 98 93. Cerata spindle - shaped ( plate 391J ) ; lacking frontal veil ; oral tentacles ...
... Cerata not as described 3 3. Cerata not obviously in rows, white with orange or yellow subterminal ring; rhinophores and oral tentacles orange-tipped Eubranchus farrani Not as described 4 4. Maximum of ten cerata per side, sparse, urn ...
... cerata , in up to seven rows , each with at most eight cerata . Eubranchus exiguus ( Alder and Hancock ) Fig . 10.24 Up to 10 mm , translucent greyish- or yellowish- white with speckles or patches of olive - brown on oral tentacles ...
... cerata or other dorsal pro- cesses . In Ancula there are rhinophores , well - developed branchiæ , and large but simple unbranched cerata . In Tritonia there are no branchiæ . The rhinophores are large , and there are small branched cerata ...
... cerata and the jaws are simple (Baba & Abe 1970). J. longidentatus Gosliner shows considerable variability in the branching pattern of the (two main) branches of the diverticula within the cerata. The cerata themselves are smooth and ...
... cerata and usually contain hollow extensions of the liver and also nematocysts , which , however , are derived from ... Cerata usually present ; anus lateral . b1 Cerata branched or foliaceous , in 2 rows ... b , Cerata simple or absent ...
... cerata being about twice as long as those in front and spreading out in a fan - like shape . One speci- men was of a translucent white , but the liver , extending in two lines down the side of the body and giving off branches to the cerata ...
... Cerata well - developed Family Pseudovermidae ( p . 306 ) 40 40. Cerata each bearing an undulating shelf ..................... .. Family Fionidae ( p . 304 ) Cerata without such a shelf 41 41. Rhinophores with numerous conspicuous ...
... cerata are autotomous structures , which are readily detached from the body when attacked by a predator or even handled by zoologists . Second , the cerata produce and exude a defensive slime . Some of the slime components are ...