Spelaeoecia styx Kornicker 1990

Kornicker, Louis S., Iliffe, Thomas M. & Harrison-Nelson, Elizabeth, 2007, Ostracoda (Myodocopa) from Anchialine Caves and Ocean Blue Holes, Zootaxa 1565 (1), pp. 1-151 : 34-36

Spelaeoecia styx Kornicker 1990 in Kornicker et al. 1990

Spelaeoecia styx Kornicker 1990 in Kornicker et al. 1990: 6, figs. 2–8.— Kornicker & Iliffe 1998: 26, figs. 17–29.— 2000: 85.—Kornicker et al. 2002: 23, figs. 14, 15.

Spelaeoecia exleyi Kornicker & Iliffe 1998 : Table 6 (typographical error, should have been Spelaeoecia styx ).

Holotype. USNM 194270 , undissected adult male in alcohol. Type locality. El Dorado Cave, South Andros Island , Great Bahama Bank.

Material. Sanctuary Blue Hole, Sta 99-061: USNM 1021381 , 1 adult female in alcohol ); USNM 1021382 , 6 adult females, 8 adult males, all in alcohol ; USNM 1021382 (1 A- 1 male, 1 A-1 instar, 1 A-4 instar and 1 A-5 instar, all in alcohol)) .

Distribution. Great Bahama Bank: Exuma Cays: Norman’s Pond Cay (Norman’s Pond Cave); Great Guana Cay (Oven Rock Cave). South Andros Island (El Dorado Cave, Stargate Blue Hole, and Sanctuary Blue Hole).

Supplementary description of adult male. Carapace size (length, height in mm): USNM 1021382, 7 specimens: 1.04, 0.52; 1.00, 0.59; 1.04, 0.58; 1.04, 0.53; 1.03, 0.55; 1.04, 0.56; 1.02, 0.60.

Ornamentation: Carapace with distinct reticulations.

Furca. Each lamella with 7 claws.

Supplementary description of adult female. Carapace size (length, height in mm): USNM 1021382, 6 specimens: 1.02, 0.50; 0.98, 0.47; 1.02, 0.51; 1.00, 0.49; 0.99, 0.56; 0.99 (length only).

Ornamentation: Distinct reticulations.

Furca: Each lamella with 7 claws.

Supplementary description of A-1 instar. Carapace size (length, height in mm): USNM 1021383, 2 specimens: 0.83, 0.42 (male); 0.82, 0.43 (sex unknown).

Ornamentation: With distinct reticulations.

Furca: Each lamella with 7 claws.

Copulatory organ: Male not dissected but slender lobe with 3 short terminal bristles observed on specimen; lobe medial to 5th and sixth limbs.

Supplementary description of A-4 instar (sex unknown). Carapace size (length, height in mm): USNM 10213783: 0.47, 0.28. Ornamentation: Carapace with distinct reticulation. Sixth limb: Present, but not reaching past 5th limb. Seventh limb: Absent. Furca: Each lamella with 4 claws followed by small triangular process (incipient 5th claw). Supplementary description of A-5 instar (sex unknown). Carapace size (length, height in mm): USNM 10213783: 0.37, 0.23. Ornamentation: Carapace with distinct reticulations. Sixth and Seventh limbs: Absent. Furca: Each lamella with 3 claws followed by small triangular process (incipient 4th claw). Remarks. This is the first report of the species in Sanctuary Blue Hole. Correction. Kornicker & Iliffe (1998: Table 6) listed Spelaeoecia exleyi Kornicker & Iliffe 1998 [nomen nudum]. It should have read Spelaeoecia styx 1990 in Kornicker et al. 1990.