Kentucky Cave Shrimp

Palaemonias ganteri Hay

Palaemonias ganteri Hay, 1901:180; 1902a:226–230, fig. la–k.—Calman, 1909:93.—Kemp, 1912:115.—Ortmann, 1918:838, 845, fig. 1311.—Spandl, 1926:94, 141, 181.—Wolf, 1934:102.—Edmondson, 1935:15.—Woltereck, 1937:327.—Chace, 1943:30, 32; 1954:323; 1959:879, fig. 31.8.—Pennak, 1953:458, 466.—Dearolf, 1953:228.—Holthuis, 1955, fig. 8b; 1956a:50–51.—Nicholas, 1960:134.—Vandel, 1964:178; 1965:139.—Barr, 1967a:161, 162, 187, 192, pl. 47; 1968:60, 85, 95, fig. 15.—Poulson and Smith, 1969:199.—Anonymous, 1970:120.—Barr and Kuehne, 1971:81, 85.—Cooper and Cooper, 1974:48.—Burukovskii, 1974, fig. 84a.—Hedgpeth, 1975:1.—Monod, 1975:99, fig. 1.

Palaemonias.—Hay, 1902a:227, 229, 230.—Bolivar and Jeannel, 1931:306, 307.—Fage, 1931:362, 372, 373; 1932:646, 649.—Chace, 1942:101.—Jeannel, 1943:271, 272.—Balss, 1955:1310.—Barr, 1967a:190.—Barr and Kuehne, 1971:85–87.

Pataemonias ganteri.—Anonymous, 1904:691 [erroneous spelling].

Palaemonias Ganteri.—Bouvier, 1925:74, figs. 120–127.—Chappuis, 1927:89, 152.—Fage, 1931:362–371, figs. 1–21; 1932: 646.—Jeannel, 1943:271.—Roth-Woltereck, 1955:197, 198.

Palaemonies ganteri.—Giovannoli, 1933a:620 [erroneous spelling].

Crevettes.—Jeannel, 1950:59.

Paleomonetes ganteri.—Poulson, 1964:752 [lapsus calami].

Palaemonias ganteri.—Barr and Kuehne, 1971:86 [lapsus calami].

Atyid shrimps.—Barr and Kuehne, 1971:94.

DIAGNOSIS.—Rostrum with ventral teeth and more than 15 dorsal teeth. Third maxilliped with flexor surface of distal podomere bearing more than 12 rows of plumose setae, followed by row of no fewer than 4 spiniform setae. First pleopod with mesial margin of endopod bearing fewer than 10 setae. Appendix masculina studded with more than 15 spinelike setae.

SIZE.—Total length 23 mm (Barr and Kuehne, 1971:86); postorbital carapace length 6.7 mm (J. E. Cooper, 1975).

TYPES.—Syntypes, USNM 27000.

TYPE-LOCALITY.—Roaring River, Mammoth Cave, Edmonson County, Kentucky, U.S.A.

RANGE.—U.S.A. Known only from the type-locality and “the Golden Triangle area in the lower levels of Crystal Cave in Flint Ridge [Mammoth-Flint Ridge System]. The cave guides report that shrimps were formerly occasionally seen in a pool near the Fourth Landing on Echo River [Mammoth Cave],” (Barr, 1967a:162).

ECOLOGICAL