RT Journal Article SR Electronic T1 Descriptions of two new genera of Pycnogonida JF American Journal of Science JO Am J Sci FD American Journal of Science SP 200 OP 203 DO 10.2475/ajs.s3-15.87.200 VO s3-15 IS 87 A1 E. B. Wilson YR 1878 UL http://www.ajsonline.org/content/s3-15/87/200.abstract AB