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    Robert O. Clark

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    Swimming with Polycotylids

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    Item preview, I'd Rather Be Swimming with Polycotylids designed and sold by Robert O. Clark.
    I'd Rather Be Swimming with Polycotylids Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (white ring, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (white ring, distressed) Baseball Cap
    $20.15
    $25.19 (20% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (white ring) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (white ring) Essential T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (blue letters) Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (no letters, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (no letters, distressed) Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (blue letters, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (blue letters, distressed) Sticker
    $2.46
    $2.74 (10% off)

    Collections

    13 collections

    Life Abundant

    Cabin in the Woods

    Discontented Dreaming

    A Cretaceous Christmas

    Swimming with Polycotylids

    Swimming with T. rex

    Play Stupid Games, Win Stupid Prizes

    Shop

    54 items
    54 items
    Item preview, Nemegtosaurus mongoliensis designed and sold by Robert O. Clark.
    Nemegtosaurus mongoliensis Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, I'd Rather Be Swimming with Polycotylids designed and sold by Robert O. Clark.
    I'd Rather Be Swimming with Polycotylids Magnet
    $5.50
    $7.33 (25% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (white ring, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (white ring, distressed) Relaxed Fit T-Shirt
    $18.40
    $24.53 (25% off)
    Item preview, Styracosaurus Stroll designed and sold by Robert O. Clark.
    Styracosaurus Stroll Canvas Print
    $43.49
    $54.37 (20% off)
    Item preview, Living on the Edge Since 1984 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1984 Retro Surf Design Greeting Card
    $2.88
    $3.39 (15% off)
    Item preview, Living on the Edge Since 1983 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1983 Retro Surf Design Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Play Stupid Games Win Stupid Prizes Retro Surf Design (white ring) designed and sold by Robert O. Clark.
    Play Stupid Games Win Stupid Prizes Retro Surf Design (white ring) Poster
    $13.30
    $16.62 (20% off)
    Item preview, Living on the Edge Since 1986 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1986 Retro Surf Design Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Living on the Edge Since 1985 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1985 Retro Surf Design Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Tempting Fate Courageously Since the 20th Century Retro Surf Design designed and sold by Robert O. Clark.
    Tempting Fate Courageously Since the 20th Century Retro Surf Design Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, I'd Rather Be Swimming with Sharks designed and sold by Robert O. Clark.
    I'd Rather Be Swimming with Sharks Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Jesus (highlights, background) designed and sold by Robert O. Clark.
    Jesus (highlights, background) Premium Oversized Sweatshirt
    $34.10
    $56.84 (40% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (white ring) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (white ring) Sticker
    $2.46
    $2.74 (10% off)
    Item preview, I'd Rather Be Swimming with T. rex designed and sold by Robert O. Clark.
    I'd Rather Be Swimming with T. rex Boxy T-Shirt
    $22.00
    $29.34 (25% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (blue letters) Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Frankly I'd Rather Swim with Sharks designed and sold by Robert O. Clark.
    Frankly I'd Rather Swim with Sharks iPhone Tough Case
    $24.83
    $33.10 (25% off)
    Item preview, Jesus (highlights) designed and sold by Robert O. Clark.
    Jesus (highlights) Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Jesus designed and sold by Robert O. Clark.
    Jesus Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Jesus, our Messiah, holds forever those He loves. designed and sold by Robert O. Clark.
    Jesus, our Messiah, holds forever those He loves. Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Holiday Blizzards and Terrible Lizards! designed and sold by Robert O. Clark.
    Holiday Blizzards and Terrible Lizards! Transparent Sticker
    $2.88
    $3.20 (10% off)
    Item preview, Christmas T. rex designed and sold by Robert O. Clark.
    Christmas T. rex Transparent Sticker
    $2.88
    $3.20 (10% off)
    Item preview, Cretaceous Moon designed and sold by Robert O. Clark.
    Cretaceous Moon Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Jackalope Silhouette designed and sold by Robert O. Clark.
    Jackalope Silhouette Acrylic Block
    $24.24
    $30.31 (20% off)
    Item preview, White-Tailed Buck Silhouette designed and sold by Robert O. Clark.
    White-Tailed Buck Silhouette Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Triceratops Silhouette designed and sold by Robert O. Clark.
    Triceratops Silhouette Poster
    $13.30
    $16.62 (20% off)
    Item preview, Ornithomimus Mommy and Chick designed and sold by Robert O. Clark.
    Ornithomimus Mommy and Chick Coasters (Set of 4)
    $14.12
    $16.62 (15% off)
    Item preview, Pteranodon by Night designed and sold by Robert O. Clark.
    Pteranodon by Night Greeting Card
    $2.88
    $3.39 (15% off)
    Item preview, Swimming with Tyrannosaurus rex Retro Surf Design (orange ring) designed and sold by Robert O. Clark.
    Swimming with Tyrannosaurus rex Retro Surf Design (orange ring) Poster
    $13.30
    $16.62 (20% off)
    Item preview, Blue Star Sky designed and sold by Robert O. Clark.
    Blue Star Sky Samsung Galaxy Snap Case
    $23.06
    $30.75 (25% off)
    Item preview, Blue Star Sky Reversed designed and sold by Robert O. Clark.
    Blue Star Sky Reversed Hardcover Journal
    $17.85
    $22.32 (20% off)
    Item preview, I'd Rather Be Swimming with Spinosaurus designed and sold by Robert O. Clark.
    I'd Rather Be Swimming with Spinosaurus Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Swimming with Spinosaurus Retro Surf Design (black letters) designed and sold by Robert O. Clark.
    Swimming with Spinosaurus Retro Surf Design (black letters) Essential T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Spinosaurus Silhouette with Diver designed and sold by Robert O. Clark.
    Spinosaurus Silhouette with Diver Apron
    $18.81
    $22.13 (15% off)
    Item preview, Swimming with Dinosaurs Retro Surf Design (black letters) designed and sold by Robert O. Clark.
    Swimming with Dinosaurs Retro Surf Design (black letters) Sticker
    $2.46
    $2.74 (10% off)
    Item preview, Swimming with Spinosaurus Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Swimming with Spinosaurus Retro Surf Design (blue letters) Oversized T-Shirt
    $20.63
    $27.50 (25% off)
    Item preview, Swimming with Dinosaurs Retro Surf Design (white ring) designed and sold by Robert O. Clark.
    Swimming with Dinosaurs Retro Surf Design (white ring) Essential T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Swimming with Dinosaurs Retro Surf Design (orange ring) designed and sold by Robert O. Clark.
    Swimming with Dinosaurs Retro Surf Design (orange ring) Framed Art Print
    $72.75
    $90.95 (20% off)
    Item preview, Swimming with Spinosaurus Retro Surf Design (orange circle) designed and sold by Robert O. Clark.
    Swimming with Spinosaurus Retro Surf Design (orange circle) Classic T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Jackalope Retro Surf Design (no words) designed and sold by Robert O. Clark.
    Jackalope Retro Surf Design (no words) Magnet
    $5.50
    $7.33 (25% off)
    Item preview, Swimming with Tyrannosaurus rex Retro Surf Design (black letters) designed and sold by Robert O. Clark.
    Swimming with Tyrannosaurus rex Retro Surf Design (black letters) Baseball Cap
    $20.15
    $25.19 (20% off)
    Item preview, Swimming with Tyrannosaurus rex Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Swimming with Tyrannosaurus rex Retro Surf Design (blue letters) Kids T-Shirt
    $14.23
    $17.80 (20% off)
    Item preview, Rugged Wooden Wall designed and sold by Robert O. Clark.
    Rugged Wooden Wall Socks
    $12.46
    $15.58 (20% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (no letters, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (no letters, distressed) Poster
    $13.30
    $16.62 (20% off)
    Item preview, Swimming with Polycotylids Retro Surf Design (blue letters, distressed) designed and sold by Robert O. Clark.
    Swimming with Polycotylids Retro Surf Design (blue letters, distressed) Canvas Print
    $43.49
    $54.37 (20% off)
    Item preview, Remember the Titanosaurs designed and sold by Robert O. Clark.
    Remember the Titanosaurs Transparent Sticker
    $2.88
    $3.20 (10% off)
    Item preview, Play Stupid Games Win Stupid Prizes Retro Surf Design (black letters) designed and sold by Robert O. Clark.
    Play Stupid Games Win Stupid Prizes Retro Surf Design (black letters) A-Line Dress
    $43.35
    $51.01 (15% off)
    Item preview, Play Stupid Games Win Stupid Prizes Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Play Stupid Games Win Stupid Prizes Retro Surf Design (blue letters) Throw Pillow
    $16.06
    $21.41 (25% off)
    Item preview, Jackalope Retro Surf Design (black letters) designed and sold by Robert O. Clark.
    Jackalope Retro Surf Design (black letters) Classic Mug
    $13.85
    $17.31 (20% off)
    Item preview, Swimming with Dinosaurs Retro Surf Design (blue letters) designed and sold by Robert O. Clark.
    Swimming with Dinosaurs Retro Surf Design (blue letters) Poster
    $13.30
    $16.62 (20% off)
    Item preview, Living on the Edge Since 1987 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1987 Retro Surf Design Poster
    $13.30
    $16.62 (20% off)
    Item preview, Living on the Edge Since 1980 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1980 Retro Surf Design Graphic T-Shirt
    $24.16
    $32.21 (25% off)
    Item preview, Living on the Edge Since 1981 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1981 Retro Surf Design Lightweight Sweatshirt
    $25.40
    $42.34 (40% off)
    Item preview, Living on the Edge Since 1982 Retro Surf Design designed and sold by Robert O. Clark.
    Living on the Edge Since 1982 Retro Surf Design Essential T-Shirt
    $16.49
    $21.99 (25% off)
    Item preview, Swimming with Tyrannosaurus rex Retro Surf Design (white ring) designed and sold by Robert O. Clark.
    Swimming with Tyrannosaurus rex Retro Surf Design (white ring) Tall Mug
    $13.85
    $17.31 (20% off)
    About Robert O. Clark
    • Joined February 2017
    • 54 designs
    5
    Followers
    39
    Following
    97
    Favorited
    Vertebrate paleontologist, artist, biology educator, and plesiosaur aficionado.
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