LERNENTOMA. 327 



Chondracanthus Zei. Tab. XXXV, fig. 1. 



Chondkacanthus Zei, Be la Roche, Nouv. Bull, des Sc. de la Soc. 

 Philom., ii, 270, t. 2, f. 2, ]811. 



— Lamarck, Hist. An. s. Vert., iii, 682. 



— Burmeister, Nov. Act. Nat. Cur., xvii, 325. 



— Guerin, Icou. Kegue Anim. Zooph., t. 9, f. 9. 



— M. Edwards, Hist. Nat. Crust., iii, 504, No. 7. 

 LERNACANTHADELAKOCHXANA,j5/«/7ii77/^, Journ. Phys.,xcv, tab. xxvi, 



f. 13, 1822. 

 — Desmarest, Cons. gen. Crust., 350. 



Body short, and rather thick. Head rounded. Antennae 

 short, and rather broad. Neck narrow, short. Thorax 

 carrying on the under surface two pairs of small ap- 

 pendages, each consisting of three divisions or fingers, 

 and furnished laterally with three pairs of longer pro- 

 longations, of many divisions, the terminal one on each 

 side larger than the others, and embracing the oviferous 

 sacs. The upper part of the thorax is covered with short, 

 conical, sharp-pointed spines. Abdomen rudimentary. 

 Oviferous sacs flattened, containing many small ova. 



Hah. — Found adhering to the gills of the Zeus faber, 

 by J. Crouch, Esq. "Dr. Leach." British Museum. 



Genus 2 — Lernentoma. 



Leknentoma, Blauiville, Jouru. Phys., 1822. 



— Desmarest, Cons. gen. sur les Crust. 



Anops {pars), Oken, Lehrbuch der Naturg., 1815. 

 Entomoda {pars), Lamarck, Hist. An. s. Vert., iii, 1816. 

 Lekn^a, Micller, Zool. Dan. 

 Chondracanthus {pars), Cuvier, Regno An., 1817. 



— Nordmami, Mikr. Beitr. 



— Burmeister, Nov. Act. Nat. Cur., xvii. 



— Bathke, Nov. Act., xx. 



— M. Edwards, Hist. Nat. Crust. 



Character. — Foot-jaws and thoracic appendages as in 

 Chondracanthus. Oviferous tubes long, either club- 

 shaped and stout, or slender and twisting. 



