176 CALIFORNIA ACADEMY OF SCIENCES. 



For list of genera, see Salter (J. ^\^) aud Phillips (John). 



The species therein described have the initials of the resi^ective authors 

 attached. The following Crustacea are accredited to Prof. Phillips: Oh'iiti>< 

 bisulcaitts n. sp. and 0. humilis n. sp. 



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

 naturelle 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 axathor arranges the families and genera as follows: Harpid;v: 

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

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

 Calymenidae, 1st section, Proetidre: Proetus, PhiUipsia, Cyphaspis, Areth- 

 uaina, Harpes; 2d section, PhacopidfE: Phacops, Dalmania; 3d section, 

 Calymenidfe: Calymene, Homalonotus. Lichasidse: Lichas. Trinucleid?ei 

 Trinucleus, Ampyx, Dionide.. Asaphidfe: Asaphus, Sympihysurus, Ogygia. 

 iEgliuidas: ^Eglina. Illasnidae: Ilkenus, Nileus. Odontopleuridae: Acid- 

 aspis, Cheirurus, Placoparia, Sphierexochus, Staurocephalus, Deiphon, 

 Zethus, Dindymene. Amphionidas: Amphion, Gromus, Encrinurus. Bront- 

 idae: Bronteus. Agnostidse: Agnostus. Phyllopodfe: Apusiens, Dithyro- 

 caris, Apus, Estheria. Copepod^e: Eurypterus. Cyproidte: C'ythere, 

 Bairdia, Beyrichia, Leperdltia, Cypris. Cypridinse: Cyprella, Cypriddla. 

 XijDhosurtB: Limidus, Belinurus, Pterygotus, Amphipodas: Gampsonyx. 



The author illustrates Plate 44. — Harpes ungula Sternb. Remopleurides 

 radiana Barr. Paradoxides boheniicus Boeck. Hydrocephcdus saturnoides 

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

 Gonocephalites sulzeri Schlot. Proetus ryckolii Barr., P. myops Barr., P. 

 striatus Barr. PhiUipsia derbyensis Martin. Gyphaspis burmeisteri Barr. 

 Arethusina konincki Barr. Phacops latifrons Bronn. 



Plate 45. Dalmania candata Briinu., D. pjunctata Barr. Gcdymene 

 blumenbachii Brong. Homalonotus armatus Burm. Lichas pcdmata Barr. 

 %~inucleus ornatus., T. pongerardi Eouault. Ampyx rouaultl Barr. 

 Dionide formosa Barr. Asaphus tyr annus Mnrch. Ogygia buchii Brong. 

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



Plate 46. Acidaspis mira Barr., A. elliptica Burm. Gheirurus quenstedti 

 Barr. Sphmrexochus mirus Beyr. Staurocephalus murchisoni Barr. 

 Deiphon forbesi Barr. Dindymene frederici-angusti Cord. Amp>hion lind- 

 aueri Barr. Gromus intercostatns'Bavv . Bronteus partschi'BaYV. Agnostus 

 nudis Beyr. Bronteus haidingeri Barr. EurypAerus remipes Dekay. 

 Gyprella chrysalidce DeKon. Belinurus bellul us Konig. 



Pitt. See Grote and Pitt. 



