Liljeborgia octodentata Schellenberg, 1931

Alonso, G. M., 2012, Amphipod crustaceans (Corophiidea and Gammaridea) associated with holdfasts of Macrocystis pyrifera from the Beagle Channel (Argentina) and additional records from the Southwestern Atlantic, Journal of Natural History 46 (29 - 30), pp. 1799-1894 : 1842-1843

Liljeborgia octodentata Schellenberg, 1931

Liljeborgia octodentata Schellenberg, 1931: 129–130 , fig. 68.

Liljeborgia octodentata: Holman and Watling, 1983: 236–239 , figs. 17–18; Chiesa et al., 2005: 169, 170, tb. 2; Udekem d’Acoz, 2008: 93–96, figs. 94–103.

Material examined

Argentina; Beagle Channel, northern Isla Despard , 54 ◦ 52 ′ S, 68 ◦ 10 ′ W, 8–12 m depth, colls. D. Aureliano and A. Ferlito, don. G. Lovrich: 2 ♂♂ 9 and 11.5 mm, 24 May 1999, MACN-In 38606. Same location, same colls.: 3 ovig. ♀♀ 8–9.8 mm, 27 May 1999, MACN-In 38607a; 2 ♂♂ 7 and 7.25 mm, MACN-In 38607b. Same location, same colls.: 2 ovig. ♀♀ 6 and 6.6 mm, 11 August 1999, MACN-In 38608a; 5 ovig. ♀♀ 7.6–9.25 mm, MACN-In 38608b; 4 ♂♂ 8.1–11 mm, MACN-In 38608c; 2 ♀♀ 7 and 7.5 mm, MACN-In 38608d; 2 ovig. ♀♀ 6 and 8 mm, MACN-In 38608e; 7 ♂♂ 7.3–12 mm, MACN-In 38608f. Same location, same colls.: 2 ovig. ♀♀ 5.7 and 7.8 mm, 1 November 1999, MACN-In 38609a; 2 ovig. ♀♀ 5.2 and 6.8 mm, MACN- In 38609b. Same location, same colls.: 1 ♀ 5 mm, 10 November 1999, MACN-In 38610a; 1 ♂ 11 mm, MACN-In 38610b. Same location, same colls.: 2 ovig. ♀♀ 7 and 8 mm, 10 February 2000, MACN-In 38611a; 1 ♂ 8.9 mm, MACN-In 38611b; 5 ovig. ♀♀ 6.7–12 mm, MACN-In 38611c; 1 ♂ 9 mm, MACN-In 38611d; 1 ovig. ♀ 6 mm, 14 February 2000, MACN-In 38612. Same location, same colls.: 5 ovig. ♀♀ 7.5–9 mm, 2 May 2000, MACN-In 38613a; 1 ♂ 7.5 mm, MACN-In 38613b; 1 ♂ 7.6 mm, MACN- In 38613c. Same location, same colls.: 1 ♂ 6 mm, 29 May 2000, MACN-In 38614a; 1 ♂ 8.5 mm, MACN-In 38614b; 5 ovig. ♀♀ 7–11 mm, MACN-In 38614c. Sanjo II survey; Golfo San Josë, associated to scallop bed, May 1976, don. L. Orensanz, Punta Tehuelche, 42 ◦ 24 ′ S, 64 ◦ 17 ′ W: 1 ♂ 8.1 mm; MACN-In 38615; San Román, 42 ◦ 14 ′ S, 64 ◦ 13 ′ W: 1 ♂ 8 mm, MACN-In 38616 .

Remarks

Liljeborgia octodentata Schellenberg, 1931 is well distributed in the Magellanic area. It inhabits diverse substrata, such as sediments and algal covers; here, it is reported in holdfasts of M. pyrifera from the Beagle Channel. It is mentioned for the first time in the Golfo San José, its northern geographical limit.