63 ---------------------------------------- ANIMAL TISSUES - MOLLUSCA & RADIATA ---------------------------------------- S 1377 Rasp of Melania; J.E. Gavit S 1378 Echinus spine; J.E. Gavit; May 2, 1852 S 1379 Longitudinal section, spine of Echinus; John E. Gavit; May 5, 1852 S 1380 Transverse section of spine of Echinus S 1381 Young Echinus; Monterey, California S 1382 Section of spine of Echinus S 1383 Ambulacral appendages of Echinus S 1384 Echinus spine; J.E. Gavit S 1385 Tuberculated spicules and sponges S 1386 Tuberculated spiculum; Dr. Bailey S 1387 Spicule of sponge; Alqua [?] Bay, Africa S 1388 Sponge spicule; unknown S 1389 Spicules of Pachymatisma Johnstonia; Torquay [= Torbay], Devonshire, England 1390 [No information] S 1391 Spicules of Alcyonella 1392 [No information] 1393 [No information] 1394 [No information] S 1395 Spine of Cedarius [?]; from Dr. Mantell to J.W. Bailey; Dr. Carpenter S 1396 Cedarius spine; J.E. Gavit; May 11, 1852 S 1397 Section of spine of Cedarius [?]; Cladophora mamillata S 1398 Section of Pinna shell S 1399 Animal matter of Pinna shell 1400 [No information] 1401 [No information]