176 CALIFORNIA ACADEMY OF SCIENCES. 



For list' of genera, see Salter (J. W.) and Phillips (John). 



The species therein described have the initials of the respective authors 

 attached. The following Crustacea are accredited to Prof. Phillips: Olenu* 

 bisulcatus n. sp. and 0. humilis n. sp. 



Pictet (F. J.) Traite de paleoiitologie, ou histoire 

 iiaturelle des animaux fossiles consideres dans leurs 

 rapports zoologique et geologique. 4 vols. and atlas. 

 First ed., Paris, 1844-48. Second ed., Paris, 1853-57. 

 Crustacea, vol. 2, 1854, p. 413. 



The author arranges the families and genera as follows: Harpidae: 

 Harpes. Paradoxidas: Remopleurides, Paradoxides, Hydrocephalus, Sao, 

 Arionellus, Ellipsocephalus, Olenus, Peltura, Triarthrus, Conocephalites. 

 Calymenidae, 1st section, Proetidag: Proetus, Phillipsia, Cyphaspis, Areth- 

 usina, Harpes; 2d section, Phacopidae: Phacops, Dalmania; 3d section, 

 Calymeiiidae: Calymene, Homalonotus. Lichasidae: Lichas. Trinucleidae : 

 Trinucleus, Ampyx, Dionide. Asaphida?: Asaphus, Symphysurus, Ogygia. 

 JEglinidae: sEglina. Illaenidae: Illcenus, Nileus. Odontopleuridse : Acid- 

 aspis, Cheirurus, Placoparia, Sphcerexochus, Staurocepkalus, Deiphon, 

 Zethus, Dindymene. Amphionidaa: Amphion, Cromus, Encrinurus. Bront- 

 idae: Bronteus. Agiiostidas: Agnostus. Phyllopodae: Apusiens, D'dhyro- 

 caris, Apus, Estheria. Copepodae: Eurypterus. Cyproidas: Cythere, 

 B air diet, Beyrichia, Leperditia, Cypris. Cypridinae: Cyprella, Cypridella. 

 Xiphosurjie: Limulus, Belinurus, Pteryyotus. Amphipodae: Gampsonyx. 



The author illustrates Plate 44. Harpes ungula Sternb. Remopleurides 

 radiana Barr. Paradoxides bohemicus Boeck. Hydrocephalus saturnokles 

 Barr. Sao hirsuta Barr. Olenus gibbosus Wahl. Peltura scrabceoides. 

 Conocephalites sulzeri Schlot. Proetus ryckolti Barr., P. myops Barr., P. 

 striatus Barr. Phillipsia derbyensis Martin. Cyphaspis burmeisteri Barr. 

 Arethusina konincki Barr. Phacops latifrons Bronn. 



Plate 45. Dalmania caudata Briinn., D. punctata Barr. Calymene 

 blumenbachii Brong. Homalonotus armatm Burm. Lichas palmata Barr. 

 Trinucleus ornatus., T. pongerardi Rouault. Ampyx rouaulti Barr. 

 Dionide formosa Barr. Asaphus tyrannus Murch. Ogygia buchii Brong. 

 Mglina rediviva Barr. Illcenus davisii Salt. Nileus armadillo Dalm. 



Plate 46. Acidaspis mira Barr., A. elliplica Burm. Cheirurus quenstedti 

 Barr. Sphcerexochus mirus Beyr. Staurocephalus murchisoni Barr. 

 Deiphon forbesi Barr, Dindymene frederici-angusti Cord. Amphion lind- 

 aueriJ$&TT. Cromus intercostatus Barr. Bronteus partschi Barr. Agnostus 

 nudis Beyr. Bronteus haidingeri Barr. Eurypterus remipes Dekay. 

 Cyprella chrysalides DeKon. Belinurus bellulus Konig. 



Pitt. See Grote and Pitt. 



