308 



Dr. H. Woodward — A new Eryon from the Lias. 



Dr. W, T. Caiman 1 places the Eryonidea under the 



Sub-order 2. BEPTANTIA, Boas (1880). 



" Body not compressed, often depressed ; rostrum often absent, depressed if 

 present ; first abdominal somite distinctly smaller than the rest ; legs strong, 

 the first pair usually, the others never, stouter than their fellows, basipodite and 

 ischiopodite almost always coalesced in the first pair, generally also in the 

 others, two fixed points in the carpo-podal articulation, exopodites never present, 

 podobranchise often on some of the first four pairs ; male genital apertures on 

 coxopodites or on sternum ; pleopods often reduced or absent, not used for 

 swimming." 



Fig. 1. Eryon propinquus, Schlot., sp. ^Lithographic Stone : Solenhofen, 



Bavaria."^ 

 [Beproduced by permission from Sir Bay Lankester's Treatise of Zoology,. 

 pt. vii, Appendiculata, fasc. iii, Crustacea, by Dr. W. T. Caiman, p. 308, fig. 185.] 

 Section 1. PALINTJBA. 

 Tribe 1. Eryonidea. 

 "Antenna; with axopodite, first segment not fused with epistome, first four 

 pairs, or all the legs, chelate, first pleopods present." l 



1 See in Lankester's Treatise of Zoology, pt. vii, Appendiculata, fasc. iii, 

 Crustacea, by W. T. Caiman, 1909, p. 312. 



