260 BULLETIN 82, UNITED STATES NATIONAL MUSEUM VOLUME 1 



Antedon adriatica A. H. CLAKK, Proc. U.S. Nat. Mus., vol. 38, 1910, p. 331 (description; Trieste); 

 vol. 40, 1911, p. 9 (characteristic of the Mediterranean division of the European faunal area), 

 p. 40 (may be the species occurring in the Bay of Benzert); in Michaelsen and Hartmeyer, Die 

 Fauna Stidwest-Australiens, vol. 3, Lief. 13, 1911, p. 449 (no shortening of the arm as in petasus) ; 

 Mem. Australian Mus., vol. 4, 1911, p. 709 (embryology studied by Seeliger); Smithsonian Misc. 

 Coll., vol. 60, No. 10, 1912, p. 31 (compared with Euanledon, and with E. sinensis); Proc. U.S. 

 Nat. Mus., vol. 43, 1912, p. 382 (specimens from Trieste in U.S.N.M.), p. 384 (specimens of 

 Comatula [Alecto] mediterranea recorded by J. Miiller, 1849, from Trieste are this species), p. 404 

 (Trieste; description); Smithsonian Misc. Coll., vol. 61, No. 15, 1913, p. 52 (Trieste). SPRINGER 

 and CLARK, Zittel-Eastman's Paleontology, 1913, p. 181 (ontogeny). A. H. CLARK, in Michael- 

 sen and Hartmeyer, Beitrage zur Kenntnis der Meeresfauna Westafrikas, Echinod. II, Cri- 

 noidea, 1914, p. 314 (in key), p. 315 (range); Die Crinolden der Antarktis, 1915, p. 190 (occur- 

 rence in the Adriatic Sea). HARTMEYER, Mitt. Zool. Mus. Berlin, vol. 8, No. 2, 1916, p. 236 

 (Trieste, No. 4342; Trieste, J. Muller, No. 3033). A. H. CLARK, Unstalked crinoids of the 

 Si6os<z-Exped., 1918, p. 203 (in key; range). MORTENSEN, Vid. Medd. Nat. Foren. K0benhavn, 

 vol. 71, 1920, p. 155 (comparison of early stages with A. petasus); vol. 72, 1920, pp. 70, 71 (notes 

 on structure and development); Studies in the development of crinoids, 1920, pp. 8, 11 (develop- 

 ment compared with that of Tropiometra carinata [picta], pp. 59 and following (discussion of 

 the embryology) . BATHER, Nature, vol. 107, March31,1921, p. 133 (infrabasals). A. H. CLARK, 

 Smithsonian Misc. Coll., vol. 72, 1921, No. 7, p. 10 (development), p. 23 (food), p. 40 (economic 

 value), pi. 1, fig. 1, pi. 11, fig. 47; The Danish Ingolf-TZxped., vol. 4, No. 5, Crinoidea, 1923, p. 41 

 (range), p. 55 (in key). -KOEHLER, Les echinodermes des mers d'Europe, vol. 2, 1927, pp. 124, 

 125 (form of mediterranea; diagnosis). TORTONESE, Ann. Mus. Civ. Stor. Nat. Genova, vol. 57, 

 1935, p. 264 (var. of mediterranea, agrees with Koehler). KOLOSVART, Folia zool. hydrobiol. 

 Riga, vol. 9, 1936, p. 83 (in Hungarian National Museum) ; Festschrift fur Embrik Strand, vol. 2, 

 1937, p. 468 (description; Adriatic localities), p. 469, pi. 9, figs. 56, 57. GISLEN, Kungl. Fysiogr. 

 Sallsk. Lund Forh., vol. 8, No. 1, 1937, pp. 2-4 (comparison with A. petasoides which becomes a 

 synonym). KOLOSVART, Zool. Anz., vol. 121, 1938, p. 48, fig. 1 (centrodorsal in side view). 

 ZEI, Arch. Oceanogr. Limnol. Roma, vol. 2, 1942, p. 190 (listed), p. 193 (Narenta channel, north- 

 east Adriatic). TORTONESE, Atti Accad. Ligure, vol. 8, 1952, p. 170 (not a variety of Antedon 

 mediterranea), p. 171 (comparison). HTMAN, The invertebrates, vol. 4, Echinodermata, 1955, 

 p. 73 (spawning time), pp. 75-83 (development), fig. SOD (doliolaria larva), 31-33. TORTONESE, 

 Bull. Stat. Aquic. Peche, Castiglione, new ser., vol. 7, 1955, pp. 207, 208, p. 209 (valid species) , 

 Ann. Mus. Civ. Stor. Nat. Genova, vol. 68, 1956, p. 182. CHERBONNIER, Bull. Stat. Oceanogr. 

 Salammbo, No. 53, 1956, p. 4 (listed). 



Anledon sp. LEIDENFROST, Alatt. Kozlem, Budapest, vol. 16, 1917, p. 12 (Najade Exped. stations in 

 the Adriatic). 



Anledon mediterranea var. adriatica TORTONESE, Natura, Milano, vol. 24, 1933, p. 164. 



Antedon mediterranea adriatica TORTONESE, Ann. Mus. Civ. Stor. Nat. Genova, vol. 57, 1935, p. 223. 

 ZAVODNIK, Biol. Vestnik, Ljubljana, vol. 8, 1961, p. 49. 



Antedon mediterranea (not of Lamarck) TORTONESE, Ann. Mus. Civ. Stor. Nat. Genova, vol. 57, 1935, 

 p. 264 (Molkovich, Cattaro) . VATOVA, Nova Thalassia, vol. 1, No. 3, 1950, pp. 23, 24, 30, 90 

 (ecology), Tables 25, 35, 37 (stations). 



Antedon petasoides KOLOSVART, Festschrift fur Embrik Strand, vol. 2, 1937, p. 468 (description, 

 Adriatic localities), p. 469, pi. 9, figs. 55 and 58. GISLEN, Kungl. Fysiogr. Sallsk. Lund Forh., 

 vol. 8, No. 1, 1937, pp. 1-4 (comparison with A. adriatica, of which it is a synonym). KOLOS- 

 VART, Zool. Anz., vol. 121, 1938, pp. 47-48 (reduced to a form of adriatica). 



Antedon adriatica adriatica KOLOSVART, Zool. Anz., vol. 121, 1938, p. 48. KOLOSVART, Folia zool. 

 hydrobiol. Riga, vol. 10, No. 2, 1940, p. 377 (range), p. 380. 



Antedon adriatica forma petasoides KOLOSVART, Zool. Anz., vol. 121, 1938, p. 48, fig. 3 (centrodorsal in 

 side view). ZEI, Arch. Oceanogr. Limnol. Roma, vol. 2, 1942, p. 190 (listed). 



Antedon adriatica petasoides KOLOSVART, Folia zool. hydrobiol. Riga, vol. 10, No. 2, 1940, p. 377 

 (range), p. 380. 



Diagnostic features. There are 22 to 30 (usually 24 to 28) cirrus segments, of which 

 the distal only differ slightly from the proximal; the distal portion of the cirri is only 

 slightly if at all recurved, and in lateral view is not wider than the proximal; the 



