748 ARTHROPODA phylum vii 



Following is the scheme of classification here adopted : — 



Series I. Leptostraca. 



Division A. Phyllocarida. 

 Order Nebaliacea. 



Series II. Eumalacostraca. 



Division A. Syncarida. 

 Order Anaspidacea. 



Division B. Peracarida. 



Order 1. Mysidacea. 



„ 2. Cumacea. 



,, 3. Tanaidacea. 



„ 4. Isopoda. 



5. Amphipoda 



5) 



Division C. Eucarida. 



Order 1. Euphausiacea. 

 „ 2. Decapoda. 



Division D. Hoplocarida. 

 Order Stomatopoda. 



Series I. LEPTOSTRACA Glaus. 

 Division A. PHYLLOCARIDA Packard.' 



Order 1. NEBALIACEA Caiman. 



Abdomen of seven somites (in the Recent forms), the last of which is without 

 appendages, and a telson hearing a pair of movable f ureal rami. Carapace present, 



1 Literature : Salter, J. W. , On some new Fossil Crustacea, etc. Quar. Journ. Geol. Soc, 1856-62, 

 vols, xii., xix. — -On New Silurian Crustacea. Ann. Mag. Nat. Hist., 1860, vol. v. — Hall, J., 

 Palaeontology of New York, 18,59, vol. iii.— 16th Ann. Kept. N.Y. State Cabinet Nat. Hist., 1863. 

 — Woodward, //., On a new Genus of Phyllopodous Crustacea. Quar. Journ. Geol. Soc, 1866, 

 vol. .xxii.— Geol. Mag., 1872, 1882, 1885.— C'/«)fs, C, Ueber den Ban und die systeniatische 

 Stellung von Nebalia. Zeitschr. wissenscli. Zool., 1873, vol. xxii. — tJber den Organismus der 

 Nebaliden. Arb. zool. Inst. Wien, 1888, vol. viii. — Barrande, J., Systeme Silurien du centre de 

 la Bohenie, I. Suppl., 1872. — Etheridge, R., On Dithyrocaris andAntluapalaemon in Scotland. Quart. 

 Journ. Geol. Soc, 1879, vol. xxxv. — Whitfield, li. P., Notice of new Forms of Fossil Crustacea, 

 etc. Amer. Journ. Sci., 1880, vol. xix. — Clarke, J. J/., New Phyllopod Crustacea from the 

 Devonian. Amer. Journ. Sci., 1882, vol. xxiii. — New Discoveries in Devonian Crustacea. Ibid., 1883, 

 vol. XXV. — Ueber deutsche oberdevonische Crustaceeu. Neues Jahrb., 1884, vol. i. — On the 

 Structure of the Carapace in Rhinocaris, etc. Amer. Nat., 1893, vol. xxvii. — 14tli Rept. State 

 Geol. N.Y. I., 1898. — Beecher, G. E., Ceratiocarida, from the Upper Devonian Measures. 2nd Geol. 

 Surv. Penn. Rept. PPP, 1884. — Tdem, Revision of the Pliyllocarida from the Chemung and Waverly 

 Groups of Pennsylvania. Quar. Journ. Geol. Soc, 1902, vol. Iviii. — Tones, T. li., and Woodioard, 

 H., Various Papers in Geol. Mag., 1884-94, and Reports l-12of Comm. on. Fossil Phyllopoda, Brit. 

 Assoc. Adv. Sci., 1883 95. — Nurdk, 0., Remarques sur le genre Aristozoe. Sitzungsber. bohm. 



