POLYCLADS OF THE EAST COAST PEARSE 97 



49 (48). Without anus; 15 by 10 mm; yellow, with brown spots; 



New England Eurylepta maculosa Verrill, 1893 



50 (45). Body elongated, ribbonlike, and delicate; without tenta- 



cles ; eyes along anterior margin and over brain ; 



pharynx tubular; mouth behind brain_ family Prosthiostomidae, 51 



51 (52). Body 4 by 1.25 mm; marginal eyes continuous across 



front ; tentacular, cerebral, and frontal eyes in 4 groups ; 



New England Prosthiostomum gracile Girard, 1850^ 



52 (51) Body 17 by 2.7 mm; eyes in 2 lateral marginal groups; 



with a space between them at anterior end, and an 

 irregular cerebral group ; Florida. 



Prosthiostomum lobatum, new species 



LITERATURE CITED 



Bock, Sixten. 



1925. Planarians, pts. 1-5. Papers (nos. 25 and 27) from Dr. Th. Morten- 

 sen's Pacific Expedition, 1914-16. Vid. Medd. Dansk. Naturhist^ 

 Foren. K0benhavn, vol. 79, pp. 1-84, 2 figs., 3 pis.; pp. 97-184, 31 

 figs., pis. 

 Bresslau, Ernst. 



1928, 1933. Turbellaria. In Kiikenthal and Krumbach's Handbuch der Zo- 

 ologie, vol. 2, pt. 1, pp. 52-320, 288 figs. 

 GiRAED, Charles FEEofiRic. 



1850. Descriptions of several new species of marine Planariae from the 

 coast of Massachusetts. Proc. Boston Soc. Nat. Hist., vol. 3, pp. 251- 

 256, 264-265. 

 1854. Descriptions of new nemerteans and planarians from the coast of the 

 Carolinas. Proc. Acad. Nat. Sci. Philadelphia, vol. 6 (1852-53),. 

 pp. 365-368. 

 1893. Kecherches sur les planari^s et les n^mertiens de I'Am^rique du Nord, 

 Ann. Sci. Nat., Zool., ser. 7, vol. 15, pp. 145-310, 4 pis. 

 Gbuee, Adolph Eduaed. 



1840. Actinien, Echinodermen und Wiirmer des Adriatischen und Mittel- 

 meers nach eigenen Sammlungen beschreiben, 92 pp., 1 pi. 

 Konigsberg. 

 Hyman, Libbie Henrietta. 



1938. Faunal notes. Bull. Mount Desert Island Biol. Lab., 1938, pp. 24-25. 

 Laidlaw, Frank Fortescue. 



1903. Suggestions for a revision of the classification of the polyclad Turbel- 



laria. Mem. and Proc. Manchester Lit. and Philos. Soc., vol. 48, 

 no. 4, 16 pp., 5 figs. 



1904. Report of the polyclad Turbellaria collected by Professor Herdman, 



at Ceylon, in 1902. Rep. Pearl Oyster Fisheries Gulf of Manaar, 

 pt. 2, pp. 127-136, 1 pi. 

 Lang, Arnold. 



1884. Die Polycladen. Fauna und Flora des Golfes von Neapel, monogr. 11, 

 688 pp., 54 figs., 39 pis. 

 Meixner, Adolf. 



1907. Polycladen von der Somalikiiste, nebst einer Revision der Stylo- 

 chinen. Zeitschr. Wiss. Zool., vol. 88, pp. 385-498, 2 figs., 5 pis. 



