LARIDAE

Jansen Introduction, Justin J. F. J., 2018, Specimen labelling errors: birds collected on the Falkland Islands prior to 1861, now in Naturalis Biodiversity Center, Leiden, Netherlands, Bonn zoological Bulletin 67 (2), pp. 145-169 : 160-162

LARIDAE

Brown-hooded Gull Chroicocephalus maculipennis M.H.C. Lichtenstein, 1823 [RMNH. AVES.207906]. Loc: East Falkland (ca. 51° 41′ 40″ S, 57° 51′ 10″ W). Date: in 1858. Col: C.C. Abbott. Age/sex: adult summer-plumage. Acq: via John Gould and Gustav Adolph Frank Sr. Status: extant, accessed 18 December 2012. Tax: mounted. Publ: Abbott 1860, 1861; Gould 1859; Schlegel 1863c; Sclater 1860, 1861, 1862.

Pedestal label: [one hand] Cat no 8 / Larus glaucodes / Meyen / Kapt. Abbot / 1859 / O. Falkland eilanden.

Pedestal underside: [one hand] Larus glaucotis / Cat. No 1 / Abbot Stanley / 1859 / Oostfalkland.

Schlegel 1863c (Tome VI, 23: 42): Larus glaucotis, Cat 1, Adulte, plumage de noces, iles Falkland, voyage du Capitaine Abbot, acquis en 1859.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The name Abbott was transcribed incorrectly at label, underside and in Schlegel. Only Schlegel 1863c identifies the specimen as adult. Erroneously at the la- bel are mentioned Catalogue number 8 (=1). The bird was acquired through the Amsterdam-based dealer Gustav Adolph Frank (see Kelp Goose RMNH. AVES.230433 as for C.C. Abbott). Only Schlegel’s handwriting appears under the base of the pedestal.

Brown-hooded Gull Chroicocephalus maculipennis

M.H.C. Lichtenstein, 1823 [RMNH. AVES.207908].

Loc: Falkland (ca. 51° 41′ 0″ S, 59° 10′ 0″ W). Date:

–. Col: –. Age/sex: adult ♂ summer-plumage. Acq: via

Gustav Adolph Frank Sr. Status: extant, accessed 18 De-

cember 2012. Tax: mounted. Publ: Schlegel 1863c.

Pedestal label: [one hand] cat: no 9 / Larus glaucodes / Meyen / Frank / Falkland eilanden.

Pedestal underside: [one hand] Larus glaucotis / Cat No 2 / Par Frank / Falkland.

Schlegel 1863c (Tome VI, 23: 42): Larus glaucotis, Cat 2, ♂ au plumage de noces, iles Falkland.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. Only Schlegel 1863c identifies the specimen as adult ♂. Erroneously at the label is mentioned Catalogue number 9 (=2). The bird was acquired through the Amsterdam-based dealer Gustav Adolph Frank (see Kelp Goose RMNH. AVES.230433). Only Schlegel’s handwriting appears under the base of the pedestal.

Brown-hooded Gull Chroicocephalus maculipennis

M.H.C. Lichtenstein, 1823 [RMNH. AVES.207910].

Loc: Falkland (ca. 51° 41′ 0″ S, 59° 10′ 0″ W). Date: –.

Col: –. Age/sex: adult ♂ summer-plumage. Acq: –. Sta-

tus: extant, accessed 18 December 2012. Tax: mounted.

Publ: Schlegel 1863c.

Pedestal label: [one hand] Cat no 10 / Larus glaucodes / Meyen / ♂ / Falkland eilanden.

Pedestal underside: [one hand] Larus glaucotes ♂ / Meyen / (unreadable 3 words) / Cat No 3 / Iles Falkland.

Schlegel 1863c (Tome VI, 23: 42): Larus glaucotis, Cat 3, ♂ au plumage de noces, iles Falkland.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The label and Schlegel 1863c identify the specimen as male.

Only Schlegel’s handwriting under the base of the pedestal. Erroneously at the label is mentioned Catalogue number 11 (=4). Only Schlegel’s handwriting at the base of the pedestal.

Brown-hooded Gull Chroicocephalus maculipennis M.H.C. Lichtenstein, 1823 [RMNH. AVES.207912]. Loc: Falkland (ca. 51° 41′ 0″ S, 59° 10′ 0″ W). Date: –. Col: –. Age /sex: adult ♀ summer-plumage. Acq: via Gustav Adolph Frank Sr. Status: extant, accessed 18 December 2012. Tax: mounted. Publ: Schlegel 1863c.

Pedestal label: [one hand] Cat no 11 / Larus glaucodes / Meyen / Falkland eilanden.

Pedestal underside: [two hands] glaucotus / Larus / glaucotes / Cat No 4 / Meyen / (unreadable)/ Frank / Malouines / Malouines.

Schlegel 1863c (Tome I, 32: 42): Larus glaucotis, Cat 4, Femelle adulte, iles Falkland.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. Only Schlegel 1863c identifies the specimen as adult. Erroneously at the label is mentioned Catalogue number 11 (=4). Temminck and Schlegel handwriting at the base of the pedestal.

Dolphin Gull Leucophaeus scoresbii Traill, 1823

[RMNH. AVES.206067]. Loc: East Falkland (ca.

51° 41′ 40″ S, 57° 51′ 10″ W). Date: in either 1858 or

1859. Col: C.C. Abbott. Age/sex: adult plumage. Acq:

via John Gould and Gustav Adolph Frank Sr. Status: ex-

tant, accessed 18 December 2012. Tax: mounted. Publ:

Abbott 1860, 1861; Gould 1859; Schlegel 1863c; Sclater

1860, 1861, 1862.

Pedestal label: [one hand] cat: no 1. / Larus scoresbii / Traill. / Capt. Abbot / 1860 / Falkland eil.

Pedestal underside: [two hands] scoresbii Traill. / Larus haematorhynchus / Cat No 1 / feet a beak coral red / pupil white / Capt Abbot / 1860 / Oost-Falkland.

Schlegel 1863c (Tome VI, 23: 33–34): Larus scoresbyi, Cat 1, Adulte, iles Falkland, voyage du Captaine Abbot, 1860: bec et pieds rouge de corail, iris de l’oeil blanc (Abbot).

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The name Abbott was transcribed incorrectly at label, underside and in Schlegel. Only Schlegel 1863c identifies the specimen as adult. The bird was ac- quired through the Amsterdam-based dealer Gustav Adolph Frank and arrived on 30 April 1860 (see Kelp Goose RMNH. AVES.230433 as for C.C. Abbott).

Dolphin Gull Leucophaeus scoresbii Traill, 1823 [RMNH. AVES.206069]. Loc: East Falkland (ca. 51° 41′ 40″ S, 57° 51′ 10″ W). Date: in either 1858 or 1859. Col: C.C. Abbott. Age/sex: Immature ♂. Acq: via John Gould and Gustav Adolph Frank Sr. Status: extant, accessed 18 December 2012. Tax: mounted. Publ: Abbott 1860, 1861; Gould 1859; Schlegel 1863c; Sclater 1860, 1861, 1862.

Pedestal label: [one hand] cat. no.2 / Larus scoresbii / Traill / ♂ / Capt Abbot / Frank 1861 / Falkland eil.

Pedestal underside: [two hands] scoresbii Traill. / Larus haematorhynchus (unreadable) / ♂ / Jeugdig kleed in / overgang naar het vol- / wassen kleed / Cat. No 2. / Reis van / Capt. Abbot / Frank 1861 / O. Falkland.

Schlegel 1863c (Tome VI, 23: 33–34): Larus scoresbyi, Cat 2, ♂ en passage, meme origine que le No 1.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The name Abbott was transcribed incorrectly at label, underside and in Schlegel. The bird was acquired through the Amsterdam-based dealer Gustav Adolph Frank and arrived on 12 May 1861 (see Kelp Goose RMNH. AVES.230433 as for C.C. Abbott).

Kelp Gull Larus dominicanus dominicanus M.H.C.

Lichtenstein, 1823 [RMNH. AVES.207350]. Loc: East

Falkland (ca. 51° 41′ 40″ S, 57° 51′ 10″ W). Date: in

either 1858 or 1859. Col: C.C. Abbott. Age/sex: adult

♂ summer-plumage. Acq: via John Gould and Gustav

Adolph Frank Sr. Status: extant, accessed 18 December

2012. Tax: mounted. Publ: Abbott 1860, 1861; Gould

1859; Schlegel 1863c; Sclater 1860, 1861, 1862.

Pedestal label: [one hand] cat: no 1. / Larus fuscus / dominicanus Licht. / ♂ / Capt: Abbot / 1860 / Oost Falkland eil.

Pedestal underside: [one hand] Larus dominicanus / Cat No 1 ♂ / Lect livid, Beak greenish yellow / Capt Abbot Stanley / 1859 / Oost Falkland.

Schlegel 1863c (Tome VI, 23: 12–13): Larus dominicanus, Cat 1, ♂ adultes, iles Falkland, voyage du Capitaine Abbot Stan- ley, acquis en 1860: pieds d’un verdatre, passant par-ci par-la au jaune.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The name Abbott was transcribed incorrectly at label, underside and in Schlegel. The label, underside, and Schlegel 1863c all identify the specimen as male, but only the latter identifies it as an adult. Disagree- ment at the label and stand on the date of acquisition. The bird was acquired through the Amsterdam-based dealer Gustav Adolph Frank and arrived on 30 April 1860 (see Kelp Goose RMNH. AVES.230433 as for C.C. Abbott). Only Schlegel’s handwriting appears under the base of the pedestal.

Kelp Gull Larus dominicanus dominicanus M.H.C.

Lichtenstein, 1823 [RMNH. AVES.207352]. Loc: East

Falkland (ca. 51° 41′ 40″ S, 57° 51′ 10″ W). Date: in

either 1858 or 1859. Col: C.C. Abbott. Age/sex: adult ♀.

Acq: via John Gould and Gustav Adolph Frank Sr. Sta-

tus: extant, accessed 18 December 2012. Tax: mounted.

Pub: Abbott 1860, 1861; Gould 1859; Schlegel 1863c;

Sclater 1860, 1861, 1862.

Pedestal label: [one hand] Cat no 2 / Larus fuscus / dominicanus Licht. / ♀ / Capt Abbot / 1860 / Oost Falkland eil.

Pedestal underside: [one hand] Larus dominicanus / ♀ / Cat No 2. / 1860 / Capt Abbot / 1860 / Oost Falkland.

Schlegel 1863c (Tome VI, 23: 12–13): Larus dominicanus, Cat 2, Femelle adultes, iles Falkland, voyage du Capitaine Abbot Stanley, acquis en 1860: pieds d’un verdatre, passant par-ci par-la au jaune.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. The name Abbott was transcribed incorrectly at label, underside and in Schlegel. The label, underside, and Schlegel 1863c all identify the specimen as male, but only the latter identifies it as an adult. The bird was acquired through the Amsterdam-based dealer Gustav Adolph Frank and arrived on 30 April 1860 (see Kelp Goose RMNH. AVES.230433 as for C.C. Abbott). Only Schlegel’s handwriting appears under the base of the pedestal.

South American Tern Sterna hirundinacea Lesson, 1831 [RMNH. AVES.209487]. Loc: Falkland (ca. 51° 41′ 0″ S, 59° 10′ 0″ W). Date: –. Col: –. Age/ sex: Summer plumage. Acq: –. Status: extant, accessed 18 December 2012. Tax: mounted. Pub: Schlegel 1863c. Pedestal label: [one hand] Cat no 1. / Sterna hirundinacea / Lesson / Falkland eilanden.

Pedestal underside: [two hands] Sterna meridionalis / Sterna / Peale / Cat no 1 / Malouines / Malouines.

Schlegel 1863c (Tome VI, 24: 15): Sterna meridionalis, Cat 1, Individu au plumage de noces, iles Malouines.

Remark: The collection site on the label, underside and in Schlegel 1863c differ. Two name sources are mentioned, Lesson on the label and Peale on the underside.