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343 results for “Gammaridea”
FIGURE 18. Maera umarae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 18. Maera umarae n. sp., holotype, male, 3.2 mm, UMAR-PERA-289, Estacahuite beach, Oaxaca: A) right mandible; B) upper lip; C) lower lip; D) maxilliped; E) pereopod 1; F) pereopod 2; G) pereopod 3; H) left pereopod 5; I) telson; J) uropod 1; K) uropod 2. Paratype, female, 3.5 mm, UMAR-PERA-289, Estacahuite beach, Oaxaca: L) maxilla 1; M) pereopod 4; N) gnathopod 2; O) uropod 3; P) telson; Q) epimera.
FIGURE 17. Maera umarae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 17. Maera umarae n. sp., holotype, male, 3.2 mm, UMAR-PERA-289, Estacahuite beach, Oaxaca: A) habitus; B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) coxa 5; G) coxa 6; H) coxa 7; I) gnathopod 1, external side; J) gnathopod 1, internal side; K) accessory flagellum; L) antenna 1, left; M) antenna 2, left; N) maxilla 2; O) gnathopod 2, external side; P) gnathopod 2, internal side.
FIGURE 16. Elasmopus oaxaquensis n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 16. Elasmopus oaxaquensis n. sp., paratype, male, 7.6 mm, UMAR-PERA-280, Aguete, Oaxaca: A) epimeron 3; B) uropod 3; C) telson; D) uropod 1; E) uropod 2; F) lower lip; G) upper lip; H) right mandible; I) maxilla 1. Paratype, male 9.4 mm, UMAR-PERA-278, Zipolite, Oaxaca: J) telson. Paratype, male, 6.6 mm, UMAR-PERA-278, Zipolite, Oaxaca: K) telson. Paratype, female, 7 mm, UMAR-PERA-278, Zipolite, Oaxaca: L) uropod 3; M) telson; N) gnathopod 2, external side; O) gnathopod 2, internal side; P) gnathopod 1, external side; Q) gnathopod 1, internal side; R) maxilla 2; S) maxilliped.
FIGURE 15. Elasmopus oaxaquensis n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 15. Elasmopus oaxaquensis n. sp., paratype, male, 7.6 mm, UMAR-PERA-280, Aguete, Oaxaca: A) habitus; B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) accessory flagellum; G) antenna 1; H) antenna 2; I) gnathopod 2, internal side; J) gnathopod 2, external side; K) gnathopod 1, external side; L) gnathopod 1, internal side; M) pereopod 1; N) pereopod 2; O) pereopod 3; P) pereopod 4; Q) pereopod 5.
FIGURE 14. Elasmopus marcelae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 14. Elasmopus marcelae n. sp., holotype, male, 5.5 mm, UMAR-PERA-274, La Entrega, Oaxaca: A) maxilla 1; B) maxilla 2; C) pereopod 1; D) pereopod 2; E) left pereopod 3; F) left pereopod 4; G) pereopod 5; H) uropod 1; I) uropod 2; J) telson; K) uropod 3. Paratype, female, 5.7 mm, UMAR-PERA-274, La Entrega, Oaxaca: L) uropod 3; M) telson; N) gnathopod 1, external side; O) gnathopod 1, internal side; P) gnathopod 2, external side; Q) gnathopod 1, internal side.
FIGURE 12. Elasmopus lecroyae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 12. Elasmopus lecroyae n. sp., paratype, male, 7.6 mm, UMAR-PERA-267, Puerto Angel, Oaxaca: A) epimera; B) telson; C) pereopod 1; D) pereopod 2; E) pereopod 3; F) pereopod 4; G) pereopod 5; H) lower lip; I) upper lip; J) maxilliped; K) right mandible; L) left lacinia mobilis; M) maxilla 2; N) maxilla 1. Paratype, female, 4.7 mm, UMAR-PERA-270, Estacahuite beach, Oaxaca: O) telson; P) uropod 3; Q) gnathopod 1, external side; R) gnathopod 1, internal side; S) gnathopod 2, external side; T) gnathopod 2, internal side.
FIGURE 22 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 22. Quadrimaera reishi (Barnard, 1979), male, 6.6 mm, UMAR-PERA-302, Estacahuite beach, Oaxaca: A) right mandible; B) pereopod 1; C) pereopod 2; D) pereopod 3; E) pereopod 4; F) pereopod 5; G) telson; H) maxilliped; I) upper lip; J) uropod 3; K) uropod 1; L) uropod 2.
FIGURE 11. Elasmopus lecroyae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 11. Elasmopus lecroyae n. sp., paratype, male, 7.6 mm, UMAR-PERA-267, Puerto Angel, Oaxaca: A) habitus; B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) coxa 5; G) coxa 6; H) coxa 7; I) accessory flagellum; J) antenna 1; K) antenna 2; L) gnathopod 2, external side with details of palm margin without setae; M) gnathopod 2, internal side with details of palm margin without setae; N) gnathopod 1, internal side; O) gnathopod 1, external side; P) uropod 1; Q) uropod 2; R) uropod 3.
FIGURE 13. Elasmopus marcelae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 13. Elasmopus marcelae n. sp., paratype, female, 5.7 mm, UMAR-PERA-274, from La Entrega, Oaxaca: A) habitus. Holotype, male, 5.5 mm, UMAR-PERA-274, La Entrega, Oaxaca: B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) coxa 5; G) coxa 6; H) coxa 7; I) accessory flagellum; J) antenna 1; K) antenna 2; L) gnathopod 2, internal side; M) gnathopod 1, external side; N) gnathopod 1, internal side; O) gnathopod 2, external side with details of palm margin without setae; P) epimera; Q) upper lip; R) lower lip; S) right mandible; T) maxilliped.
FIGURE 10. Elasmopus karlae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 10. Elasmopus karlae n. sp., holotype, male, 4.9 mm, UMAR-PERA-264, La Tijera, Oaxaca: A) uropod 3; B) telson; C) pereopod 1; D) pereopod 2; E) pereopod 3; F) pereopod 4; G) pereopod 5. Paratype, female, 4 mm, UMAR- PERA-264, La Tijera, Oaxaca: H) upper lip; I) lower lip; J) uropod 3; K) telson; L) maxilliped; M) right mandible; N) maxilla 1; O) maxilla 2; P) gnathopod 1, external side; Q) gnathopod 1, internal side; R) gnathopod 2, external side; R) gnathopod 2, internal side.
FIGURE 9. Elasmopus karlae n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 9. Elasmopus karlae n. sp., paratype, female, 4 mm, UMAR-PERA-264, from La Tijera, Oaxaca: A) habitus; B) accessory flagellum. Holotype, male, 4.9 mm, UMAR-PERA-264, La Tijera, Oaxaca: C) coxa 1; D) coxa 2; E) coxa 3; F) coxa 4; G) coxa 5; H) coxa 6; I) coxa 7; J) gnathopod 2, internal side; K) gnathopod 2, external side; L) gnathopod 1, internal side; M) epimera; N) uropod 1; O) uropod 2; P) gnathopod 1, external side.
FIGURE 8. Elasmopus bastidai n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 8. Elasmopus bastidai n. sp., paratype, male, 7.3 mm, UMAR-PERA-251, San Agustinillo beach, Oaxaca: A) pereopod 1; B) pereopod 2; C) pereopod 3; D) pereopod 4; E) pereopod 5; F) uropod 1; G) uropod 2; H) uropod 3; I) telson; J) maxilliped; K) upper lip; L) maxilla 1; M) lower lip. Paratype, female 5.5 mm, UMAR-PERA-251, San Agustinillo beach, Oaxaca: N) maxilla 2; O) palp of right mandible; P) right mandible; Q) telson; R) gnathopod 1, external side S) gnathopod 1, internal side; T) gnathopod 2, external side; U) gnathopod 2, internal side.
FIGURE 7. Elasmopus bastidai n in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 7. Elasmopus bastidai n. sp., paratype, male, 7.3 mm, UMAR-PERA-253, San Agustinillo beach, Oaxaca: A) habitus; B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) coxa 5; G) coxa 6; H) coxa 7; I) accessory flagellum; J) antenna 1; K) antenna 2; L) gnathopod 2, external side; M) gnathopod 2, internal side of palm with details; N) gnathopod 1, external side; O) gnathopod 1, internal side; P) epimeron 3.
FIGURE 6. Elasmopus zoanthidea Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 6. Elasmopus zoanthidea Barnard, 1979, male, 5.2 mm, UMAR-PERA-248, La Entrega, Oaxaca: A) pereopod 1; B) pereopod 2; C) pereopod 3; D) pereopod 4; E) pereopod 5; F) maxilla 2; G) maxilliped; H) uropod 1; I) uropod 2; J) uropod 3; K) telson. Female, 4.7 mm, UMAR-PERA-248, La Entrega, Oaxaca: L) telson; M) epimera; N) gnathopod 1, external side; O) gnathopod 1, internal side; P) uropod 3; Q) gnathopod 2, external side; R) gnathopod 2, internal side.
FIGURE 3. Elasmopus tubar Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 3. Elasmopus tubar Barnard, 1979, male, 6.6 mm, UMAR-PERA-230, Aguete, Oaxaca: A) habitus; B) accessory flagellum; C) antenna 1; D) antenna 2; E) gnathopod 2, external side; F) gnathopod 2, internal side; G) gnathopod 1, external side; H) gnathopod 1, internal side; I) epimera; J) uropod 1; K) uropod 2; L) uropod 3; M) telson.
FIGURE 5. Elasmopus zoanthidea Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 5. Elasmopus zoanthidea Barnard, 1979, male, 5.2 mm, UMAR-PERA-248, La Entrega, Oaxaca: A) habitus; B) coxa 1; C) coxa 2; D) coxa 3; E) coxa 4; F) coxa 5; G) coxa 6; H) coxa 7; I) gnathopod 2, external side; J) gnathopod 2, internal side; K) gnathopod 1, external side; L) gnathopod 1, internal side; M) antenna 1; N) antenna 2; O) lower lip; P) upper lip; Q) right mandible; R) palp; S) maxilla 1.
FIGURE 2. Elasmopus temori Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 2. Elasmopus temori Barnard, 1979, male, 4.8 mm, UMAR-PERA-224, Estacahuite beach, Oaxaca: A) right mandible; B) maxilliped; C) pereopod 1; D) pereopod 2; E) pereopod 3; F) pereopod 4; G) pereopod 5; H) maxilla 1; I) lower lip; J) upper lip; K) telson. Female, 7.3 mm, UMAR-PERA-223, Panteon beach, Oaxaca: L) uropod 3; M) maxilla 2; N) telson; O) gnathopod 1, external side; P) gnathopod 1, internal side; Q) gnathopod 2, external side; R) gnathopod 2, internal side.
FIGURE 4. Elasmopus tubar Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 4. Elasmopus tubar Barnard, 1979, male, 6.6 mm, UMAR-PERA-230, Aguete, Oaxaca: A) palp; B) mandible; C) maxilliped; D) pereopod 1; E) pereopod 2; F) pereopod 3; G) pereopod 4; H) pereopod 5; I) upper lip; J) maxilla 1; K) maxilla 2. Female, 3.9 mm, UMAR-PERA- 230, Aguete, Oaxaca: L) lower lip; M) coxa 1; N) coxa 2; O) coxa 3; P) coxa 4; Q) coxa 5; R) coxa 6; S) coxa 7; T) telson; U) uropod 3; V) gnathopod 1, external side; W) gnathopod 1, internal side; X) epimera; Y) gnathopod 2, external side; Z) gnathopod 2, internal side.
FIGURE 1. Elasmopus temori Barnard, 1979 in Littoral Maeridae and Melitidae (Amphipoda: Gammaridea) from the Gulf of Tehuantepec, Mexico
FIGURE 1. Elasmopus temori Barnard, 1979, male, 4.8 mm, UMAR-PERA-224, Estacahuite beach, Oaxaca: A) habitus; B) accessory flagellum; C) coxa 1; D) coxa 2; E) coxa 3; F) coxa 4; G) coxa 5; H) coxa 6; I) coxa 7; J) gnathopod 2, external and internal side; K) gnathopod 1, external and internal side; L) epimera; M) uropod 3; N) left uropod 1; O) left uropod 2.
FIGURE 4 in Coboldus chazaroi, a new species of iphimediid amphipod (Amphipoda, Gammaridea, Iphimediidae) from a submarine cave, north Cuba
FIGURE 4. Coboldus chazaroi sp. nov., (holotype). A, pereopod 4; B, pereopod 5: C, pereopod 6; D, pereopod 7; E, epimera 1–3.
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Allen Brain Atlas
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