064 ANNUAL RECORD OF SCIENCE AND INDUSTRY. 



IIYDROIDS. 



Allman (George J.). Report on the Hydroida Collected during the 

 Exploration of the Gulf Stream by L. F. De Pourtales. By George J. All- 

 man. Cambridge: Printed by Welch, Bigelow & Co. 1877. (4to, 66 pp., 

 with 34 Lithographic Plates.) 



(Memoirs of the Museum of Comparative Zoology. Vol. V., No. 2.) 

 [Am. Journ. S. and A. (13), XVI., 407.] 

 [Nature, XVIIL, 326, 327.] 



POLYPS. 



Moseley (H. N.). The Croonian Lecture. On the Structure of the 

 Stylasteridse, a Family of the Hydroid Stony Corals. By H. N. Moseley, 

 F.R.S. (From the Philosophical Transactions of the Royal Society. Part 

 I. 1878.) London. (4to, 78 pp., 11 Plates.) 

 [Am; Nat., XIII., 121,122.] 



ECHINODERMS. 



Llldwig (Philipp Hubert). Morphologische Studien an Echino- 

 dermen. Von Dr. Philipp Hubert Lndwig, Director der naturwissenschaft- 

 lichen Sammlungen in Bremen. Leipzig : Verlag von Wilhelm Engelmann. 

 1877 7S 



[Nature, XIX., 406, 407.] 



Lyman (Theodore). Ophiuride and Astrophytidoe of the "Challenger" 

 Expedition. Part I. By Theodore Lyman. Cambridge. 1878. (8vo, 

 104 pp., 10 Plates.) 



(Bulletin of the Museum of Comparative Zoology. Vol. V., No. 7.) 

 [Am. Journ. S. and A. (13), XVI., 406.] 



HELMINTHS. 



Jensen (Olaf S.). Turbellaria ad litora Norvegise occidentalia. Tur- 

 bellarier ved Norges vestkyst af Olaf S. Jensen, Conservator ved Bergens 

 Museum. Med 8 Lithograferede Tavler. Bergen : J. W. Eides, Bogtryk- 

 keri. 1878. (4 to, 4 p. 1., 98 pp., 8 Colored Plates.) 



ARACHNIDS. 



Emerton (J. H.). The Structure and Habits of Spiders. By J. II. 

 Emerton. Illustrated. Salem : S. E. Cassino, Naturalists' Agency. 1878. 

 (12mo, 118 pp., with G7 Cuts.) 



(American Natural History Series. Vol. II.) 

 [Am. Journ. S. and A. (3), XVI., 241.] 

 [Am. Nat., XII., 544, 545.] 



BRYOZOANS. 



Barrois (J.). Becherches sur l'Embryologie des Bryozoaires. Par J. 

 Barrois. Lille: Imprimerie et Librairie de Six-Horemans. 1877. (4to.) 

 [Am. Nat., XII., 617-620.] 



