Pachygrapsus loveridgei Chace 1966

Pachygrapsus loveridgei Chace, 1966

Pachygrapsus transversal.—Miers,1881b:432 [not Pachygrapsus transversus (Gibbes,1850)].

Pachygrapsus loveridgei Chace, 1966:640, figs. 9,10.

MATERIAL.—Manning 1971 Collection: Sta ASC-3, McArthur Point 1 male [6.0].—Sta ASC-5, North East Bay: 1 male [3.0], 3 females [3.2–4.8].—Sta ASC-8, English Bay: 2 juveniles [3.1–3.2].—Sta ASC-11, English Bay: 7 females [3.3–6.0].—Sta ASC-12; McArthur Point 1 male [3.2], 4 females [3.9–4.1], 7 juveniles [1.9–3.3].—Sta ASC-13, Georgetown: 5 males [3.0–4.8], 4 females [3.2–4.5], 2 ovig. [3.2–4.5], 2 juveniles [3.1].—Sta ASC-14, south of Collyer Point 1 male [3.2].—Sta ASC-16, Shelly Beach: 1 male [4.0], 1 female [3.8].—Sta ASC-18, Shelly Beach: 2 males [3.6–5.0], 3 females [3.4–5.3].—Sta ASC-20, south of Collyer Point 1 male [6.8].—Sta ASC-21.English Bay: 6 males [3.0–9.8], 1 female [7.6].—Sta ASC-23, McArthur Point 6 males [3.0– 7.5],7 females [4.3–6.1].

Smithsonian 1976 Collection: Sta lB–76, McArthur Point: 1 female [3.8].—Sta 1C–76, McArthur Point: 3 males [3.5–4.6], 4 females [3.2–6.3].—Sta 3A–76, English Bay: 1 female [5.7].—Sta 4–76, McArthur Point 1 male [9.1].—Sta 5A–76, Shelly Beach: 13 males [3.0–7.4], 4 females [3.1–6.9], 1 juvenile [3.1].—Sta 5D–76, Shelly Beach, coral pool: 2 males [3.5–3.6].—Sta 6A–76, south of Collyer Point: 3 males [4.2–4.7], 1 female [3.5].—Sta 6B–76, south of Collyer Point 1 female [3.5].—Sta 8–76, McArthur Point: 1 male [6.5], 1 female [4.4].—Sta 9C–76, North East Bay: 3 males [3.1–3.2], 1 female [3.8].

Operation Origin: Site 25, Boatswain Bird Rock, in empty barnacle shell,7 m [?]: 1 female [3.3].

Other Collections: Ascension Island, T. Corny: 2 males [3.8–5.9], 1 female [3.6] (BMNH 81.27).—Olson (1970), McArthur Point, sandy bottom tide pool: 1 male (4.5), 2 females [4.8–6.6].

SIZE.—Carapace lengths of males, 3.0–9.8 mm; of females, 3.1–7.6 mm; of ovigerous females, 3.2–4.5 mm; of juveniles, 1.9–3.3 mm. These are considerably smaller than the specimens from St. Helena reported by Chace (1966); there the largest male was cl 12.0, the largest female cl 12.4 mm.

HABITAT.—In almost all intertidal habitats on Ascension, including the coral pool inland of Shelly Beach. One specimen was taken in a barnacle at 7 meters.

DISTRIBUTION.—Known only from Ascension and St. Helena; intertidal and shallow subtidal.

Pachygrapsus loveridgei Chace, 1966 è un granchio marino appartenente alla famiglia Grapsidae.