Leptochiton laurae, Sellanes, 2010

Sellanes, Enrico Schwabe Javier, 2010, Revision of Chilean bathyal chitons (Mollusca: Polyplacophora) associated with cold-seeps, including description of a new species of Leptochiton (Leptochitonidae), Organisms Diversity & Evolution (New York, N. Y.) 10 (1), pp. 31-55 : 37

Leptochiton laurae n. sp.

( Figs. 1J , 4 , 5A–D )

Figures

Fig. 1 Lepidopleurid deep- water Polyplacophora from Chile. (A–D) Leptochiton americanus, holotype; (E–I) L. sp., ZSM Mol 20070757; (J) L. laurae n. sp., holotype; (K) L. medinae, ZSM Mol 20070928; (L–N) L. belknapi, ZSM Mol 20070758 (L) and ZSM Mol 20041050. (A, H) Dorsal view of complete specimen, anterior at top; (B, E) dorsal view of tail valve; (C, F) ventral view of tail valve with angle of apophyses indicated (C=93°; F=77°); (D, G) right lateral view of tail valve; (I) ventral view of com- plete specimen, anterior at left, showing extent of ctenidia; (J, L) left lateral view of complete specimen; (M) top to bottom: dorsal views of head, second and tail valves; Scale bars: A, H–L=5 mm; B–G, M=2 mm

Fig. 4 Scanning electron micro- graphs of Leptochiton laurae n. sp., holotype. (A) Dorsal view of head valve. (B) Dorsal view of second valve. (C) Detail of left pleural area of second valve. (D) Dorsal view of tail valve. (E) Right lateral view of tail valve. (F) Detail of left antemu- cronal area of tail valve. Scale bars: A, B, D, E=1 mm; C, F=100 µm

Fig. 5 Scanning electron micro- graphs of (A–D) Leptochiton laurae n. sp., holotype. (E, F) L. medinae, ZSM Mol 20070928. (A) Dorso-marginal girdle. (B) Ventro-marginal girdle. (C) Anterior portion of radula. (D) Detail of radula. (E) Anterior portion of radula. (F) Lateral view of anterior portion of radula. Scale bars: 100 µm