GARSTANG : BRITISn APLACOPHOUA. 125 



BiBLIOGKArHY. 



1853.— Dalyell, J. "The Powers of the Creator," vol. ii, p. 88, 



pi. X, fig. 11. 

 1879. — Norman, A. M. " On the occurrence of Neomenia fSolenopusJ 



in the British Seas " : Ann. Mag. Nat. Hist., ser. v, vol. iv, 



pp. 164-6. 

 1887. — Kowalevsky, A. 0., and Marion, A. F. "Contributions a. 



I'Histoire des Solenogastres ou Aplacophores " : Ann. Mus. 



Hist. Nat. Marseille, iii. 

 1891. — Pruvot, G. " Sur I'Organisation de quelqucs Neomeniens des 



Cotes de France" : Arch. Zool. Exp. et Gen., ser. ii, torn, ix, 



pp. 700-805, pis. xxv-xxxi. 

 1 893. — Simroth, H. * ' Amphineura " : Bronn's Ivlassen und Ordnimgen 



des Thier-Keichs, Bd. iii [2nd ed.], pp. 133-233. 

 1895. — Allen, E. J. "Notes on Dredging and Trawling work during 



the later half of 1895": Journ. Mai\ Biol. Ass., iv, 1896, 



p. 166. 



EXPLANATION OF PLATE X. 



Fig. L — Xcomcnia BalncUi, Kor. and Dan. (?). A copy of Dalyell's figure of 



Veriniculus vrassus, showing a group of ova. 

 Fig. 2. — Nconwnia carinata,Tl\\\VoeYg. A. from below, after Hansen. Zir. branchial 



folds of rectum ; m. mouth ; p.f. pedal furrow. B. a contracted 



specimen, from above, after TuUberg. 

 Fig. 3. — Uliopalomoda (ujlaophe)na: , Kow. and Mar. 



A. An in(hvidual twined round a stem of Aglaophenia, enlarged. (After 



Kowalevsky and Marion.) 



B. An inili vidua! twined round the branches of Aglaophoiia myriophylluin, 



uat. size. (After Pruvot.) 



C. Dorsal view of anterior extremity: the sensory papilla) of the buccal 



cavity are seen projecting in front. 



D. Ventral view of anterior extremity, showing the buccal apertui-e, the 



pedal gland, and the ventral furrow. 

 (C and D after Kowalevsky and Marion.) 



E. Ventral half of a transverse section in posterior part of body, showing 



the foot lying in the ventral furrow. (MotUfied after Pruvot.) 

 cii. cuticle ; /. foot ; g. gonaduct (nephricUum, mucilaginous gland) ; 

 p. ectodermal papillaj, traversing the cuticle ; p.n. pedal nerve-cords ; 

 r. rectum. 

 Fig. 4. — Mijzomeina Bamjulcnsis, Pruvot. 



A. An individual coiled round a stem of Lafoea chimosa. n.s. =uat. size. 



B. Posterior extremity, ventral view, showing the cloaca widely opeu at 



the moment of egg-laying, o. ovum ; ts. tuft of slender spicides in 

 middle of ventral border of cloaca ; vs. ventral streak. 



C. Wing-like spicules, forming a double row for the protection of the 



ventral streak. 



D. Shield-like spicules, arranged in an imbricating manner over the general 



siu-face of body. 



E. Small spicules found here and there among the sliield-like spicules. 



F. Ventral part of a transverse section in middle region of body, showing 



the reduction of the ventral furrow and the absence of a foot. 

 en. cuticle; p.n. pedal nerve-cord; sp, spicules; v.bs. ventral blood- 

 sinus. 

 All iigiu'es of this species after Pruvot. 



